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Output scale selections, 1 standard transmitter settings, 2 getting started – Vaisala Calibration of Series HMDW6070 and HMP140 Transmitter with HMI41 User Manual

Page 7

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HMI41 Calibration Option

19116ZZ-U218en-1.1

Operating Manual

1996-08-29

3

2.

OUTPUT SCALE SELECTIONS

2.1

Standard transmitter settings

In Table 2.1 you will find the standard settings of the HMD/W60, HMD/W70
and the HMP140 series transmitters.

Transmitter

Relative humidity
scaling range

Temperature
scaling range

Voltage
output

Current output

0...1 V

HMP140

0...100 %RH

-40...+60

°

C

0...5 V

0...20 mA

0...10 V

HMD60

0...100 %RH

-20...+80

°

C

4...20 mA

0...1 V

HMD70

0...100 %RH

-20...+80

°

C

0...5 V

0...20 mA

0...10 V

HMW60

0...100 %RH

-5...+55

°

C

4...20 mA

0...1 V

HMW70

0...100 %RH

-5...+55

°

C

0...5 V
0...10 V

Table 2.1

Standard settings of analogue transmitters

NOTE

When calibrating transmitters with current outputs,
make sure that the output loop is terminated.

2.2

Getting started

After having selected the calibrator function 2 as explained in Chapter 1.2,
turn the HMI41 on with the ON/OFF button and wait until the following text
appears on the display:

RH

T

This message remains on the display for about 5 seconds; if no button is
pressed, the HMI41 goes on to calibration. To enter the scale selections, press
any button (except ON/OFF) within 5 seconds and the following appears: