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POL687.70- Контроллер Climatix со встроенным HMI — MicroTech III MT3006
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Видео MicroTech III MT3006 POL687.70
Инструкция по эксплуатации и настройке MicroTech III MT3006 мануал
Инструкция MicroTech III_D-EOMAC00A04-10RU_Operation manuals_Russian.pdf
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Manuals and User Guides for Daikin MicroTech III. We have 10 Daikin MicroTech III manuals available for free PDF download: Operation Manuals, Operating Manual, Sales And Engineering Data Sheet, Installation And Maintenance Manual, Troubleshooting Manual, Operation And Maintenance Manual, Operation & Maintenance Manual, Installation And Operation Manual
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[Page 1] Daikin MicroTech III Operations Manual OM 920-6 Group: Applied Air Systems Part Number: OM 920 Date: June 2015 MicroTech ® III Unit Controller for Commercial Rooftop, Applied Rooftop and Self-Contained Systems Models: DPS, MPS, RAH, RCS, RDS, RDT, RFS, RPS, SWP an… |
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[Page 2] Daikin MicroTech III Table of ConTenTs Introduction…………………………….4 Getting Started …………………………4 Using the Keypad/Display ………………….5 Passwords ……………………………6 Navigation Mode………………………… |
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[Page 3] Daikin MicroTech III Operator’s Guide ……………………….86 Determining Unit State …………………..86 Off Operating State ……………………86 Start Up Operating State ………………..86 Recirculating Operating State …………….87 Fan … |
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[Page 4] Daikin MicroTech III InTroduCTIon This manual provides information regarding the MicroTech III control system. It specically describes the operation and programmable options for units with constant air volume (CAV) control and variable air volume (VAV) control. The… |
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[Page 5] Daikin MicroTech III usIng The Keypad/dIsplay The keypad/display consists of a 5-line by 22 character display, three keys and a “push and roll” navigation wheel. There is an Alarm Button, Menu (Home) Button, and a Back Button. The wheel is used to navigate between… |
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[Page 6] Daikin MicroTech III Passwords Various menu functions are accessible or inaccessible, depending on the access level of the user, and the password they enter, if any. There are four access levels, including no password, Level 2, Level 4, and Level 6, with Level 2 havin… |
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[Page 7] Daikin MicroTech III Service Timers A user may override timers for a period of up to 240 minutes by setting the Service Timer to a non-zero number. When the Service Timer is not zero, the times listed below are set to the Service Time (Default = 20 seconds) instead of… |
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[Page 8] Daikin MicroTech III Keypad/dIsplay Menu sTruCTure The following is a description of the MicroTech III menu structure. These menus and items can all be displayed with the keypad/ display. Menu items displayed will change based on the selected unit conguration. Figure … |
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[Page 9] Daikin MicroTech III For more detail go to: Figure 7, page 16 For more detail go to: Figure 6, page 12 For more detail go to: Figure 9, page 20 See page 59 – 61 Manual Control Manual Control= Normal CFan Outpt 1= Off Supply Fan= Off CFan Outpt 2= Off SAF Spd Cmd= 0% CF… |
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[Page 10] Daikin MicroTech III Figure 5: View/Set Unit – Keypad/Display Menu Structure See page 23 – 24 Unit Status/Settings Unit State= ___________ Unit Status= __________ MWU Status= _________ Dehum Status= ________ Ctrl Mode= Off Clg Status= ___________ Htg Status= ______… |
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[Page 11] Daikin MicroTech III See page 31 and 93 – 96 Date/Time/Schedules Time= hh:mm:ss Date= MM/DD/YY UTC Diff= -60min DAILY SCHEDULE Mon= HH:MM-HH:MM Tue= HH:MM-HH:MM Wed= HH:MM-HH:MM Thu= HH:MM-HH:MM Fri= HH:MM-HH:MM Sat= HH:MM-HH:MM Sun= HH:MM-HH:MM Hol= HH:MM-HH:MM HOLID… |
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[Page 12] Daikin MicroTech III Figure 6: Commission Unit – Keypad/Display Menu Structure See page 44 – 45 Econo Set-Up EconChgovr= Enth&DB Econo FDD= On Clg Stage Time= 5min Chgover Temp= 55.0°F Clg DB= 2.0°F Econo Period= 30/40s (air/water) Econo Gain= 1-Oct (air/w… |
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[Page 13] Daikin MicroTech III See page 41 Cooling Set-Up Clg Stage Time= 5min Clg DB= 2.0°F Clg Period= 20s Clg Gain= 1 Clg PAT= 40s CW Max Chg= 15% Clg Lo OAT Lk= 55ºF (RTU/SCU) 0°F (MPS) 25°F (DPS or RTU w/ VFD Cmps) OAT Diff= 2.0°F Min EWT= 55°F Clg Reset= None Min C… |
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[Page 14] Daikin MicroTech III Figure 6 continued: Commission Unit – Keypad/Display Menu Structure See page 56 Evap Cond Set-Up Cond Fan Spd= XXX% CFan Spd Cmd= XXX% Min Fan Speed= 33% EvCond Stg Tm= 10min Sump Temp= XXX°F Min Sump T= 75.0°F Max Sump T= 85.0°F Sump Dump S… |
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[Page 15] Daikin MicroTech III See page 30 and 51 – 52 Dehum Set-Up Dehum Method= None RH DB= 2% Dewpoint DB= 2°F RH Period= 30s RH Gain= 1 RH PAT= 30s RH Max Chg= 10% RH Stg Time= 10min Stg Rht DB= 5.0°F Dehum Ctrl= Occupied Sensor Loc= Return Mn Lvg Coil T= 45.0°F Mx Lvg C… |
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[Page 16] Daikin MicroTech III Figure 7: Service Menu – Keypad/Display Menu Structure See page 69 Operating Hours Supply Fan= XXXXXh Ret/Exh Fan= XXXXXh Exh Out1= XXXXXh Exh Out2= XXXXXh Mech Cool= ___________ Var Comp= ___________ Comp # 1= XXXXXh Comp # 2= XXXXXh Comp # 3= … |
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[Page 17] Daikin MicroTech III See page 63 Alarm Log Log Count: xx Clr Log= No ► +/-Alarm 1: Alarm Type ► +/-Alarm 2: Alarm Type ► ● ● ● +/-Alarm 10: Alarm Type ► ● ● ● +/-Alarm 50: Alarm Type ► See page 63 Analog Input Status MCB Al1= XXXXXXXX MCB Al2= XXXXX… |
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[Page 18] Daikin MicroTech III Figure 7 continued: Service Menu – Keypad/Display Menu Structure See page 67 Modbus Status SF MB Status=_________ RF/EF MB Status=______ ER MB Status=________ OF MB Status= ________ IFB MB Status= ________ D3 MB Status=_________ SAFVFD Ex Flt= _… |
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[Page 19] Daikin MicroTech III 3 4 See page 62 Active Alarms Alm Count: xx Clr Alms= No +Alarm 1: Alarm Type ► +Alarm 2: Alarm Type ► ● ● ● +Alarm 10: Alarm Type ► See page 73 Alarm Lists Active Alarms ► Alarm Log ► Event Log ► LogCt:** Clr Log= -:No +Event 1 ►… |
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[Page 20] Daikin MicroTech III Figure 8: BMS Communications – Keypad/Display Menu Structure Figure 9: Trending – Keypad/Display Menu Structure IM 918 LON Set-Up Neuron ID= xxxxxxxxxxxx SndHrtBT= 60s RcvHrtBT= 30s MinSndTm= 0s Comm Status=_________ LON BSP= X.XXX LON App Ver= … |
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[Page 21] Daikin MicroTech III Menu desCrIpTIons Quick Menu Items in the Quick Menu contain basic unit operating status and control set point parameters. The items shown in the Quick Menu are Read Only if a valid password has not been entered. The following are brief descriptio… |
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[Page 22] Daikin MicroTech III Unit State is a status only item which indicates the state of operation in which the unit is currently operating. The unit can be in any of the operating states shown. Unit Status is a status only item which indicates the status of operation in w… |
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[Page 23] Daikin MicroTech III View/Set Unit Menus Unit Status Settings The “Unit Status Settings” menu provides a summary of basic unit status and control items. This menu summarizes the current operating state of the unit, giving the operating state the unit is in, alon… |
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[Page 24] Daikin MicroTech III Unit State is a status only item which indicates the state of operation in which the unit is currently operating. The unit can be in any of the operating states shown. Unit Status is a status only item which indicates the status of operation in w… |
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[Page 25] Daikin MicroTech III Occupancy Menus in the Occupancy menu contain status and control items that relate to unit occupied/unoccupied operation. Table 3: Occupancy Menu Item Display Name Default Setting Range Password Level Occupancy= Occ Unocc TntOvrd 6 Occ Mode= … |
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[Page 26] Daikin MicroTech III Temperatures Menus in the Temperatures menu contain unit temperature status information. Table 4: Temperature Menu Item Display Name Default Setting Range Password Level Control Temp= — -50.0–200.0°F 6 Disch Air= — -50.0–250.0°F 6 … |
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[Page 27] Daikin MicroTech III Flow Status Table 5: Flow Status Menu Item Display Name Default Setting Range Password Level Airow= — NoFlow Flow 6 Waterow= — NoFlow Flow 6 Water Pump= — Off On 6 Supply Fan= Off On 6 Airow is a status only item that indicates … |
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[Page 28] Daikin MicroTech III RF/EF Control Table 7: Return/Exhaust Fan Speed Menu Item Display Name Default Setting Range Password Level RF/EF Speed= — 0–100% 6 Speed Cmd= — 0–100% 6 Bldg Press= — -0.25–0.25 in 6 BldgSP Spt= 0.050 in -0.25–0.25 in 6 RF/EF Speed i… |
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[Page 29] Daikin MicroTech III Min OA Damper Table 10: Min OA Damper Menu Item Display Name Default Setting Range Password Level Min OA Pos= — 0–100% 6 Vent Limit= 20% 0–100% 6 LoFlo V Lmt= 30% 0–100% 6 DCV Limit= 10% 0–100% 6 Min OA SCR= — VentLmt DesFlw FldFlw … |
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[Page 30] Daikin MicroTech III Dehumidication Table 12: Dehumidication Menu Item Display Name Default Setting Range Password Level Dehum Status= — Disabled Enabled 6 Rel Humidity= — 0–100% 6 Dewpoint= — -50–150°F 6 Dehum Method= None Always None Rel Hum D… |
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[Page 31] Daikin MicroTech III Date/Time/Schedules Time/Date Table 13: Time/Date Item Display Name Default Setting Range Password Level Time= HH:MM:SS 6 Date= MM/DD/YYYY 6 UTC Diff= 6 Time is an adjustable item that sets the current time. Date is an adjustable item that se… |
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[Page 32] Daikin MicroTech III One Event Schedule Menu The One Event Schedule is used to set the start and stop times for one event. Table 16: One Event Schedule Menu Item Display Name Default Setting Range Password Level Beg= MMMDD/99 @ HH:MM 00/00/00-12/31/99 @ 00:00 – 23:… |
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[Page 33] Daikin MicroTech III Commission Unit Unit Setup Table 19: Unit Setup Menu Item Display Name Default Setting Range Password Level Apply Changes= No No, Yes 4 RAT Sensor= Yes No, Yes 4 OAT Sensor= Yes No, Yes 4 Space Sensor Digtl/Net None Anlog/Net Digtl/Net 4 Eng Un… |
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[Page 34] Daikin MicroTech III Service Time is an adjustable item that sets the amount of time the internal control timers can be temporarily sped up. Startup is an adjustable item that sets the time in seconds that the unit will perform its startup operation. Recirculate is an … |
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[Page 35] Daikin MicroTech III SAF Set-up Table 21: Supply Fan Speed Menu Item Display Name Default Setting Range Password Level Item Display Name Default Setting Range Password Level SAF Ctrl= DSP DSP 4 CO 2 CONTROL Spd/Net Min PPM= 0ppm 0–5000ppm 2 1ZnVAV Max PPM= 2000ppm 0… |
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[Page 36] Daikin MicroTech III BSP Input is an adjustable item used to select whether on not a building static pressure sensor is connected to the unit controller. If this is set to No the controller ignores any building static pressure input. If BSP control of the supply fan i… |
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[Page 37] Daikin MicroTech III Min CFM is an adjustable item that sets the minimum CFM value of the eld supplied airow station input signal. Max CFM is an adjustable item that sets the maximum CFM value of the eld supplied airow station input signal. V/mA @ Min CFM i… |
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[Page 38] Daikin MicroTech III RF/EF Set-Up Table 22: Return Fan/Exhaust Fan Set-up Menu Item Display Name Default Setting Range Password Level RF/EF Ctrl= Tracking None 4 Tracking BldgP Spd/Net OA Damper Rem RAF Cap= 5% 0-100% 4 Rem ExhF Cap= 5% 0-100% 4 BSP DB= 0.01in 0.0-0.1i… |
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[Page 39] Daikin MicroTech III RF/EF Ctrl is an adjustable parameter used to select how the return/exhaust fans are to be controlled. The exhaust fans can be controlled by the building pressure or by a percentage of return/exhaust air fan speed from 5% to 100%. The speed optio… |
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[Page 40] Daikin MicroTech III Heat/Cool Changeover Set-Up Table 23: Heat/Cool Changeover Setup Menu Item Display Name Default Setting Range Password Level Ctrl Temp Src= RAT RAT 4 Space MAT OAT None Use Tstat Spt= No No, Yes 4 Occ Clg DB= 2.0°F 0.0–10.0°F 4 Clg Period= 60s … |
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[Page 41] Daikin MicroTech III Cooling Set-Up Table 24: Cooling Set-up Menu Item Display Name Default Setting Range Password Level Clg Stage Time= 5min 5–60min 4 Clg DB= 2.0°F 1.0–10.0°F 4 Clg Lo OAT Lk= 55°F 0–100°F 4 OAT Diff= 2°F 0–10°F 4 Clg Reset= None None 6 … |
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[Page 42] Daikin MicroTech III Variable Compressor Set-up Table 25: Variable Compresor Setup Menu Item Display Name Default Setting Range Password Level Compressor Status Var Cmp Status= — OFF 4 ON Var Spd Cmd= — 0–100% 4 Comp 1= — OFF 4 ON Comp 3= — OFF 4 ON Comp 5= … |
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[Page 43] Daikin MicroTech III Var Cmp Status is a status only item that indicates whether variable speed compressor on circuit # 2 is ON or OFF. Var Spd Cmd is a status only item that indicates the current commanded speed of variable speed compressor on circuit # 2 Comp 1 is a … |
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[Page 44] Daikin MicroTech III Figure 10 graphically shows the cooling reset operation. The normal DAT cooling set point is 55.0 F. The cooling reset scheme is set to airow. The unit is to adjust the DAT from 55.0 F to 65.0 F. When the unit is at 35% of the design airow t… |
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[Page 45] Daikin MicroTech III EconChangover is an adjustable item used to set how economizer operation will be enabled Econo FDD is an adjustable item used to enable or disable the Economizer Fault Detection and Diagnostics function Clg Stage Time is an adjustable item used to … |
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[Page 46] Daikin MicroTech III Min OA Set-Up Table 27: Min OA Damper Menu Item Display Name Default Setting Range Password Level Apply Changes No No, Yes 4 Min OA Reset= None None Network Ext VDC Ext mA IAQ VDC IAQ mA 4 BSP OA Ovrd No No/Yes 2 Rst Lmt Snsr None None DA… |
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[Page 47] Daikin MicroTech III Apply Changes — the Apply Changes ag must be changed from no to yes in order for the controller to recognize the changes. Setting the Apply Changes ag to YES will automatically reset the controller. Min OA Reset is an adjustable item that s… |
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[Page 48] Daikin MicroTech III OA Flow is a status only item which indicates the current outdoor airow based on an optional OA airow sensor input used when the unit is equipped the DesignFlow OA control feature, or a eld supplied OA measuring station. Min OAFlw Spt is… |
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[Page 49] Daikin MicroTech III Heating Set-Up The Heating menu provides a summary of the control parameters for units with heating. The unit’s heating mode of operation is controlled by the control temperature and the heating setpoint temperature. The unit goes into the heat… |
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[Page 50] Daikin MicroTech III Htg Stage Time is an adjustable item used to set a minimum time period between heating stage changes. Htg DB is an adjustable item which sets a dead band around the discharge heating setpoint parameter. For example, if the discharge heating setpo… |
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[Page 51] Daikin MicroTech III Dehum Set-Up Table 29: Dehumidication Menu Item Display Name Default Setting Range Password Level Dehum Method= None None 4 Rel Hum DewPt Always RH DB= 2% 0–10% 4 Dewpoint DB= 2.0°F 2–10°F 4 RH Period= 30s 0–999s 4 RH Gain= 1 0.0–100.0… |
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[Page 52] Daikin MicroTech III Dehum Method is an adjustable item used to set the dehumidication method to either “RH” or “DewPt.” When this parameter is set to “RH,” dehumidication operation is controlled to maintain the Rel Humidity value at the Relative Hu… |
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[Page 53] Daikin MicroTech III Energy Recovery Set-up The Energy Recovery Set-up menu contains parameters that relate to or are used to control the enthalpy wheel and exhaust fan when a unit is equipped with an optional energy recovery wheel system. Table 30: Energy Recovery … |
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[Page 54] Daikin MicroTech III Energy Rvcy is an adjustable item which turns the optional energy recovery system ON /OFF. ER Wheel is a status only item used to indicate whether the energy recovery wheel is currently ON or OFF. Wheel Speed is a status only item that indicates th… |
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[Page 55] Daikin MicroTech III Head Pressure Set-Up The Head Pressure Set-Up menu contains parameters that are used to maintain head pressure control. Table 31: Head Pressure Setup Menu Item Display Name Default Setting Range Password Level Wtr Reg Vlv= — 0–100% 6 Head P … |
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[Page 56] Daikin MicroTech III Evap Cond Set-Up Table 32: Evap Condensing Menu Item Display Name Default Setting Range Password Level Cond Fan Spd= — 0–100% 4 CFan Spd Cmd= — 0–100% 4 Min Fan Speed= 33% 0–100% 4 EvCond Stg Tm= 10min 0–100min 4 Sump Temp= — -50.0–… |
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[Page 57] Daikin MicroTech III Alarm Conguration Alarm Limits Menu The Alarm Limits menu is used to set the limits of the discharge air temperature sensor and the return air temperature sensor. Table 33: Alarm Limits Setup Menu Item Display Name Default Setting Range Passw… |
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[Page 58] Daikin MicroTech III Alarm Delays Menu The Alarm Delays Setup Menu can be accessed when a level 2 password has been entered. The default settings are the result of many years of testing and should not be changed. Table 35: Alarm Delays Setup Menu Item Display Name … |
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[Page 59] Daikin MicroTech III Manual Control The manual control of operation is a function that is used for operating the unit during a service call only. The unit must not be operated in this mode for any extended period of time. Table 36: Manual Control Menu Item Display Na… |
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[Page 60] Daikin MicroTech III Table 36 continued: Manual Control Menu Item Display Name Default Setting Range Password Level GasHtg OnOff= OFF OFF 4 ON Htg Valve= 0% 0–100% 4 SCR Out= 0% 0–100% 4 F&BP Damper= 0% 0–100% 4 Htg Stg 1= OFF OFF 4 ON SCR Ena 1= OFF OFF 4 ON H… |
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[Page 61] Daikin MicroTech III U1 Comp 1 is an adjustable item the turns ON unloader 1 on compressor 1. U1 Comp 2 is an adjustable item the turns ON unloader 1 on compressor 2. U2 Comp 1 is an adjustable item the turns ON unloader 2 on compressor 1. U2 Comp 2 is an adjustable i… |
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[Page 62] Daikin MicroTech III Service Menus Timer Settings Menu The Timer Settings Menu is also available from the Commission Unit Menu, and is described on page 33 Save/Restore Menu The Save/Restore menu can be used to save or restore the user congured parameters as wel… |
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[Page 63] Daikin MicroTech III Alarm Log Menu The last fty alarm events (alarm detection and return to normal) as well as the date and times that they were detected are displayed on the Alarm Log menu. These alarm events are displayed in the order that they were detected. T… |
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[Page 64] Daikin MicroTech III Universal I/O Status Menu The Universal I/O Status Menu provides diagnostic information to qualied service personnel. The items listed in this menu will provide current status information of the Universal inputs and outputs. If the universal I… |
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[Page 65] Daikin MicroTech III Digital Input Status Menu The Digital Input Status Menu provides diagnostic information to qualied service personnel. The items listed in this menu will provide current status information of the controller’s digital inputs. Table 42: Digita… |
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[Page 66] Daikin MicroTech III Network Input Status Menu The Network Input Status Menu provides diagnostic information to qualied service personnel. The items listed in this menu will provide current status information of the controller’s network inputs. Table 44: Networ… |
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[Page 67] Daikin MicroTech III Modbus Status Menu The Modbus Status Menu provides diagnostic information to qualied service personnel. The items listed provide the status of the Modbus communications with the various devices controlled by the internal Modbus network Table … |
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[Page 68] Daikin MicroTech III Sensor Offsets Menu The Sensor Offsets Menu provides a means of calibrating the various temperature sensor inputs to the unit. Each sensor can be “biased” by as much as +/- 10.0°F. Table 47: Sensor Offset Menu Item Display Name Default Se… |
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[Page 69] Daikin MicroTech III Unit Maintenance Operating Hours The Operating Hours menu gives a summary of the hours of operation for each of the supply fans, return/exhaust fans, compressors, heating and economizer operation. Table 48: Operating Hours Menu Item Display Na… |
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[Page 70] Daikin MicroTech III BMS Communications Menu LON/BACnetIP/BACnetMSTP Setup Menu See the Installation & Maintenance Manuals below for detailed instructions • IM 916 MicroTech III Rooftop unit controller — BACnet IP communications • IM 917 MicroTech III Roo… |
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[Page 71] Daikin MicroTech III Unit Conguration Unit Conguration Setup Menu After the main control board application software is loaded into the MCB, it must be “congured” for the specic control application. This consists of setting the value of 25 congurati… |
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[Page 72] Daikin MicroTech III Table 50 continued: Unit Conguration Menu Conguration Code Position Description Values (Default in Bold) Special Condition RTU MPS DPS DPS_H SCU 5 Generic Condenser Stages/ VFD Comp Cfg 1 – 8 Stages (default = 8)/ 0=NA ● ● (if 4=4, 5or 6… |
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[Page 73] Daikin MicroTech III Table 50 continued: Unit Conguration Menu Conguration Code Position Description Values (Default in Bold) Special Condition RTU MPS DPS DPS_H SCU 17 Return/Exhaust Fan Capacity Control Method 0=None ● ● ● ● 1=Tracking 2=Building Pressu… |
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[Page 74] Daikin MicroTech III Trending Menus The Trending Menus allow for setting up and managing onboard trending of up to 30 data points within the controller. This data can then be exported to an SD card. The trending memory will begin over-writing the oldest existing data … |
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[Page 75] Daikin MicroTech III Points 25-27 (With IDs) Trending Points 25 through 27 can be freely selected all the available points and point members that exist within the controller. In this case the user must know and enter the point ID number, point Type number and point Me… |
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[Page 76] Daikin MicroTech III Trending Selection Lists Table 56: Primary Trending Select List HMI Name Select Abbreviation Type ID Bldg Press= BSP 2203 F0AFC4BB Clg State= ClgSt 230B F0AF3991 Clg Status= ClgSts 230B F0AFF6A6 Clg Press Lmtg= ClPLmtg 230B F0AF3B4E Cmp Ratio L… |
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[Page 77] Daikin MicroTech III Table 57: Secondary Trending Select List HMI Name Select Abbreviation Type ID Alarm Enumeration Alm 230A F0AFCF76 IAQ PPM= CO2 2203 F0AF7F77 Cmp Ratio Lmtg= CpRLmtg 230B F0AF7BA2 DAT Htg Spt= DAHtgSp 2300 F0AF6054 Dewpoint= Dewpt 230A F0AF532C D… |
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[Page 78] Daikin MicroTech III alarMs About this Unit Table 58: About this Unit Menu Menu Display Name Item Display Name About this Unit SO_Item= Unit SN= App Version= Cf1-15= Cf16-29= Main BSP= LON BSP= LON App Ver= BACnet BSP= D-Net BSP= HMI GIUD= OBH GIUD= SO_Item is an adj… |
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[Page 79] Daikin MicroTech III Warnings Over Economizing A warning alarm indicating the unit is economizing when it should not be will be generated whenever the outdoor air dampers are stuck open while operating in the Econo or Cooling operating state. The dampers are conside… |
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[Page 80] Daikin MicroTech III OM 920-6 • MICROTECH UNIT CONTROLLER 80 www.DaikinApplied.com alarMs OAD Stuck A warning alarm indicating the outdoor air dampers are stuck and not modulating will be generated whenever the damper are stuck open or stuck closed. The dampers are … |
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[Page 81] Daikin MicroTech III alarMs www.DaikinApplied.com 81 OM 920-6 • MICROTECH UNIT CONTROLLER Problems Hi DL Temp: Problem Normal compressor control is limited when a high discharge line temperature conditions occur. If the variable speed compressor is operating and t… |
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[Page 82] Daikin MicroTech III OM 920-6 • MICROTECH UNIT CONTROLLER 82 www.DaikinApplied.com alarMs Variable Compressor Oil: Problem If the variable speed compressor has been operating at the High Oil Boost value for the Oil Boost Timing period and the low oil input (EMC-X3) … |
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[Page 83] Daikin MicroTech III alarMs www.DaikinApplied.com 83 OM 920-6 • MICROTECH UNIT CONTROLLER High Pressure — Circuit 1, 2, 3, 4, 5, 6 — (Hi Press 1, 2, 3, 4, 5, 6: Problem) This alarm occurs on units equipped with compressorized cooling only. If the high pressure swi… |
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[Page 84] Daikin MicroTech III OM 920-6 • MICROTECH UNIT CONTROLLER 84 www.DaikinApplied.com alarMs Freeze Problem — (Freeze: Problem) When a unit is equipped with a waterside economizer, chilled water, hot water, or steam coil, the Freeze problem occurs when the optional fr… |
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[Page 85] Daikin MicroTech III alarMs www.DaikinApplied.com 85 OM 920-6 • MICROTECH UNIT CONTROLLER High Return Air Temperature — (Hi Return Tmp: Fault) If the return air temperature is greater than the Return Air Temperature Limit (Default = 120°F) and the supply fan has … |
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[Page 86] Daikin MicroTech III operaTor’s guIde The following “Operator’s Guide” sections provide information regarding the day-to-day operation of the MicroTech III Unit Controller. Topics covered are such common tasks as scheduling, displaying and clearing alarms, an… |
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[Page 87] Daikin MicroTech III Recirculating Operating State Units with return air always enter the Recirculating operating state after the completion of the Startup operating state. In the Recirculating operating state fans are started and operate while the outdoor air damper… |
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[Page 88] Daikin MicroTech III Mechanical Cooling The unit enters the mechanical cooling operating state when cooling is required and the economizer is disabled, not present, or already fully open. If the unit is congured for Zone Temperature Control the transition to Mech… |
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[Page 89] Daikin MicroTech III Determining Cooling Status Clg Status is a status item which indicates whether or not mechanical cooling is currently allowed. If cooling is disabled, the reason is indicated. The following are descriptions of cooling status states. Enabled Mec… |
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[Page 90] Daikin MicroTech III Determining Economizer Status If the unit is equipped with a 0-100% modulating economizer (waterside or airside) and the conditions are suitable for free cooling, the unit attempts to satisfy the cooling load by using either outdoor air or the wa… |
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[Page 91] Daikin MicroTech III Determining Application Mode The unit heating and cooling can be set up for automatic heat/cool, heat only, cool only or fan only operation based on a network signal by setting the Control Mode parameter to “Auto.” With the Control Mode param… |
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[Page 92] Daikin MicroTech III Tenant override operation is initiated when the Tenant Override Timer is greater than zero. The Tenant Override Timer is set equal to the Local Tenant Override Time (Timer Settings menu) if the unit is enabled and any of the following is true: �… |
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[Page 93] Daikin MicroTech III Unoccupied Operation During unoccupied operation the unit operates normally except that Min OA Pos is set to zero so that the damper is closed to the outdoor air. Unoccupied Dehumidication Dehumidication may be initiated in the unoccupied … |
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[Page 94] Daikin MicroTech III One Event Scheduling A One-Event Schedule is provided so that one operating period can be scheduled without affecting the regular internal schedule. A start date/time and an end date/time can be set. The unit can be scheduled to operate during a … |
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[Page 95] Daikin MicroTech III Illustrative Heat/Cool Changeover Sequence The following is an illustration of the heat/cool changeover function. When the control temperature is below the occupied or unoccupied heating setpoint by more than ½ the deadband (point A), heating o… |
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[Page 96] Daikin MicroTech III OA/EWT Lockout Heating is disabled whenever the outdoor air temperature is greater than the Outdoor Air Ambient Heating Lockout Set Point. When the outdoor air temperature drops below the Outdoor Air Ambient Heating Lockout Set Point by more tha… |
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[Page 97] Daikin MicroTech III Dehumidication In the dehumidication mode, mechanical cooling is used to cool air low enough to wring moisture out of it. Hot Gas Reheat or the standard unit heating equipment (Gas, SCR Electric or Steam/Hot water) is used to raise the temp… |
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[Page 98] Daikin MicroTech III Dehumidication Reheat Control During dehumidication control either an analog or digital Hot Gas Reheat (HGRH) output or the standard modulating heating output is controlled to maintain the current Reheat Setpoint. If Reheat Type software co… |
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[Page 99] Daikin MicroTech III Energy Recovery Energy recovery is provided by drawing outside air across half of an enthalpy wheel and drawing exhaust air across the other half. Latent and sensible heat is transferred from the hotter, moister exhaust air to the colder dryer ou… |
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[Page 100] Daikin MicroTech III Constant Speed Wheel Frost Prevention Control The enthalpy wheel is stopped when both of the following are true: • The enthalpy wheel has been ON for longer than the edited Wheel Stage Time • The exhaust air temperature leaving the enthalp… |
Table of Contents for Daikin MicroTech III:
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D–EOMWC00A07-16_02EN Operation Manual 68/77 A parameter with an “R” is read only; it is giving a value or description of a condition. An “R/W” indicates a read and/or write opportunity; a value can be read or changed (providing the proper password has been entered). Example 1: Check Status, for example -is the unit being controlled locally or by an external network? We are looking for the Unit Control Source Since this a unit status parameter, start at Main Menu and select View/Set Unit and press the wheel to jump to the next set of
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63/77 Operation Manual D–EOMWC00A07-16_02EN 11 BASIC CONTROL SYSTEM DIAGNOSTIC MicroTech controller, extension modules and communication modules are equipped with two status LED (BSP and BUS) to indicate the operational status of the devices. The meaning of the two status LED is indicated below. Controller LED BSP LED BUS LED Mode Solid Green OFF Application running
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15/77 Operation Manual D–EOMWC00A07-16_02EN X7 Motor Protection PTC Thermistor n/a 6.2.2 Analog Outputs # Description Output Signal Range Not Needed 6.2.3 Digital Inputs # Description Signal Off Signal On X6 Starter Fault Fault No fault X8 Circuit Switch Circuit Off Circuit On DI1 High Pressure Switch Fault No fault 6.2.4 Digital Outputs # Description Output Off Output On DO1 Start Compressor Compressor O
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49/77 Operation Manual D–EOMWC00A07-16_02EN 10.8.3 High Condenser Pressure This alarm is generated in case the Condensing saturated temperature rise above the Maximum condensing saturated temperature and the control is not able to compensate to this condition. The maximum condenser saturated temperature is 68.5°C but it can decrease when the evaporator saturated temperature become negative. In case units operating at high condenser wa
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WATER-COOLED SCREW CHILLER MICROTECH III and MICROTECH 4 REV 02 Date 05/2021 Supersedes D–EOMWC00A07-16_01EN CONTROL PANEL OPERATING MANUAL D–EOMWC00A07-16_02EN
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D–EOMWC00A07-16_02EN Operation Manual 2/77 Table of Contents 1 INTRODUCTION …………………………………………………………………………………………………………………… 4 2 CONTROLLER OPERATING LIMITS ………………………………………………………………………………………. 5 3 CONTROLLER FEATURES ………………………………………….
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D–EOMWC00A07-16_02EN Operation Manual 46/77 10.6.7 Bad Leaving Water Temperature Reset Input This alarm is generated when the Setpoint Reset option has been enabled and the input to the controller is out of the admitted range. Symptom Cause Solution Unit status is Run. Bell icon is moving on controller’s display. LWT Reset function cannot be used. String in the alarm list: BadSetPtOverrideInput String in the alarm l
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D–EOMWC00A07-16_02EN Operation Manual 16/77 6.4 Extension I/O Fan Module Circuit #2 6.4.1 Digital Outputs # Description Signal source Output On DO1 Circuit #2 Fan Step #1 Fan Off Fan On Fan Off Fan On DO2 Circuit #2 Fan Step #2 Fan Off Fan On Fan Off Fan On DO3 Circuit #2 Fan Step #3 Fan Off Fan On Fan Off Fan On DO4 Circuit #2 Fan Step #4 Fan Off Fan On Fan Off Fan On 6.5 Extension I/O Fan Module Circuit #3 6.5.1 Digital Outputs # Descript
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D–EOMWC00A07-16_02EN Operation Manual 38/77 10.4.3 Evaporator Flow Loss This alarm is generated in case of flow loss to the chiller to protect the machine against Mechanical High Pressure trips. Symptom Cause Solution Unit status is Off. All circuits are stopped immediately. Bell icon is moving on controller’s display. String in the alarm list: UnitOffCondWaterFlow String
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65/77 Operation Manual D–EOMWC00A07-16_02EN 12 USING THE CONTROLLER 12.1 The Unit Controller Operation Figure 7, Unit Controller The keypad/display consists of a 5-line by 22 character display, three buttons (keys) and a “push and roll” navigation wheel. There is an Alarm Button, Menu (Home) Button, and a Back Button. The wheel is used to navigate between lines on a screen (page) and to increase and decrease changeable values wh
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D–EOMWC00A07-16_02EN Operation Manual 62/77 10.10.3 Failed Pumpdown This event can indicate a wrong operation of the exv that needs to be checked. Symptom Cause Solution Circuit status is Off: Ready Pumpdown procedure is ended for timeout. String in the Event log: Cx PdFail Wrong operation of the exv which doesn’t close. Check the exv driver to verify that it can correctly move the valve. The LEDs on the driver should show the “C” LED solid green. Check the prop
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13/77 Operation Manual D–EOMWC00A07-16_02EN Figure 6, Circuit Sequence of Operation Is circuit commanded to start? Is circuit commanded to shut down? Pumpdown circuit Yes Yes No Unit power up Circuit is in Off state No Run circuit When the circuit begins to run, the compressor will be started and the EXV, fans, and other devices will be controlled as needed. The normal circuit status at this time will be Run. When the circuit is commanded to shut down, a normal
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57/77 Operation Manual D–EOMWC00A07-16_02EN 10.8.17 Maximum Number of Restart Alarm (condenserless units only) This alarm indicates that for three consecutive times after the compressor start the evaporating pressure is under a minimum limit for too much time Symptom Cause Solution Circuit status is Off. The circuit is stopped. Bell icon is moving on controller’s display. String in the alarm l
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27/77 Operation Manual D–EOMWC00A07-16_02EN Start Start the connection to DoS Comm State — Connection to DoS is off IPErr Connection to DoS cannot be established Connected Connection to DoS is established and working Remote Update Enable Enable the Remote update option Disable Disable the Remote update option 8 CIRCUIT FUNCTIONS 8.1 Calculations 8.1.1 Refrigerant Saturated Temperature Refrigerant saturated temperature is c
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D–EOMWC00A07-16_02EN Operation Manual 6/77 4 GENERAL DESCRIPTION The control panel is located on the front of the unit at the compressor end. There are three doors. The control panel is behind to left-hand door. The power panel is behind the middle and right-hand doors. 4.1 General Description The MicroTech control system consists of a microprocessor-based controller and a number of extension modules, which vary depending on the unit size and conformation. The control sys
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53/77 Operation Manual D–EOMWC00A07-16_02EN 10.8.9 No Pressure Change After Start This alarm indicates that the compressor is not able to start or to create a certain minimum variation of the evaporating or condensing pressures after start. Symptom Cause Solution Circuit status is Off. The circuit is stopped. Bell icon is moving on contro
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Installation and Maintenance Manual
MicroTech
®
L
W
Communication Module
®
on
orks
Models AGZ and AMZ Trailblazer
Models AWS and AWV Pathfinder
Model ADS Air-cooled Global Screw Chiller
Model WME, B Vintage, Magnitude
Model WWV, Navigator
III Chiller Unit Controller
Water-cooled Screw Chiller
®
Air-cooled Scroll Chiller
®
Air-cooled Screw Chiller
®
Magnetic Bearing Centrifugal Chiller
®
IM 968-4
Group: Controls
Part Number: IM 968
Date: January 2018