Chapter 7 ____________________________________________________________ Technical Data
VAISALA ______________________________________________________________________ 119
Inputs and outputs
Table 22
Inputs and outputs
Supply voltage
10 ... 35 VDC
Supply voltage sensitivity
negligible
Power consumption @ 20 °C
(Uin 24 VDC, one pressure
sensor)
RS-232
typ 25 mA
RS-485
typ 40 mA
Uout
typ 25 mA
Iout
typ 40 mA
Display and backlight
+20 mA
Serial I/0
RS232C, RS485/422
Pressure units
hPa, mbar, kPa, Pa inHg,
mmH
2
0, mmHg, torr, psia
Class A
Class B
Resolution
0.01hPa
0.1 hPa
Settling time at power-up (one
sensor)
4 s
3 s
Response time (one sensor)
2 s
1 s
fast measurement mode
0.2 s
Acceleration sensitivity
negligible
Pressure connector
M5 (10-32) internal thread
Pressure fitting
barbed fitting for 1/8" I.D. tubing,
quick connector with shutoff
valve for 1/8" hose
Analog output (optional)
Current output
0 ... 20 mA, 4 ... 20 mA
Voltage output
0 ... 1 V, 0 ... 5 V, 0 ... 10 V
Pressure
500...1100 hPa
50...1100 hPa
Accuracy at +20 °C
±0.30 hPa
±0.40 hPa
Accuracy at -40 ... +60 °C
±0.60 hPa
±0.75 hPa
Display
LCD with backlight, graphic trend
display of any parameter
Menu languages
English, German, French,
Finnish, Spanish, Swedish,
Japanese, Russian
Power control
5 VDC to supply voltage
