Testo 405 v1 инструкция руководство пользователя

Instruction manual

An arrow on the protective cap shows the wind

direction in which the instrument was calibrated

and the best readings obtained.

Commissioning

Remove the protective film on the display.

Switching on

Press button once

Segmenttest

Current reading

Changing the parameters

Press button repeatedly:

Velocity

Temperature

Set duct cross-section m

Keep On button pressed when switching on.1st

position flashes.

1 Keep On button pressed until desired digit appears.

Wait 2 seconds and the digit will apply. The cursor

then changes to the next position.

2 Repeat the described procedure for all positions.

Multi-purpose clip

Holder for positioning

stick in duct.

Twist ring: The lower part

of the probe stem can

be twisted by 90°. This

allows an optimum view

of the display

Protective cap:

The velocity sensor is

protected by a quick

twist of the bottom of

the probe stem

the

protective cap is closed.

Should only be left open

for the duration of the

measurement.

Swivel head. The display

can always be read.

Volume

2

Thermo-Anemometer · testo 405-V1

Switching off

Keep button pressed for 3 seconds.

Technical data

Type of application: …………………………………………..Short measurement

Measuring range m/s: ……………………………………0 to 5m/s at -20 to 0°C;

Measuring range m3/h: …………………………………………0 to 99990 m3/h

Measuring range °C: ………………………………………………….-20 to +50 °C

Resolution: …………………………………………………………..0.01 m/s; 0.1 °C

Accuracy: (system accuracy at calibration temp. +25°C)

Ambient temperature: ……………………………………………………0 to +50 °C

Storage temperature: ………………………………………………..-20 to +70 °C

Battery type: ……………………………………………………………………..3 x AAA

Battery lifetime: …………………………………………………………Approx. 20 h

(approx. 750 measurements lasting 2 minutes each)

Probe stem: ………………………………………………..Ø 0.5 in/0.6 in / Length:

Warranty: …………………………………………………………………………2 years

CE guideline …………………………………………………………..2004/108/EEC

Please read before using instrument

• Observe flow direction

• Adhere to sensor measuring ranges

• Do not exceed maximum storage and operating

temperatures (e.g. protect measuring instrument

from direct sunlight)!

• Inexpert handling cancels your warranty.

Changing the battery

The battery has to be changed if the

appears in the display during the measurement.

Instrument is switched off.

1 Open battery compartment cover.

2 Remove spent batteries and insert new batteries

(3 x AAA) into the battery compartment. Observe

polarity!

3.Close battery compartment cover.

Auto Off function

If no button has been pressed in approx.5 minu-

tes, the instrument switches itself off

automatically.

0 to 10 m/s at 0 to +50 °C

±(0.1 m/s + 5 % of m.v.) (to 2 m/s);

±(0.3 m/s + 5% of m.v.) (over 2 m/s)

5.9 to 11.8 in

symbol

en

± 0.5 °C