Vaisala HMP110REF User Manual

Property Description/Value
Mixing ratio 0 … 548 g/kg (0 … 3836 gr/lb)
Enthalpy −40 … 1530 kJ/kg (−9.6 … 674 BTU/lb)
Table 29 HMP110 operating environment
Property Description/Value
Operating temperature −40 … +80 °C (−40 … +176 °F)
EMC compliance EN 61326-1, industrial environment
Table 30 HMP110 inputs and outputs
Property Description/Value
Power consumption 1 mA average, max. peak 5 mA
Operating voltage
1)
With 1 V / 2.5 V output 5 … 28 VDC
With 5 V output 8 … 28 VDC
With loop power converter 8 … 28 VDC
With digital output 5 … 28 VDC
Start-up time
HMP110 probes with analog output 4 s at operating voltage 13.5 … 16.5 VDC
2 s at other valid operating voltages
HMP110 probes with digital output 1 s
Outputs
2 channels 0 … 1 VDC / 0 … 2.5 VDC / 0 … 5 VDC / 1 … 5 VDC
1-channel loop-power converter (separate
module, compatible with humidity accuracy
only)
4 … 20 mA
Digital output (HMP110 probes with digital
output)
RS-485 2-wire half duplex, supports Modbus
RTU
External loads
0 … 1 V R
L
min 10 kΩ
0 … 2.5 V /0 … 5 V R
L
min 50 kΩ
Output parameters
Chapter 9 – Technical data
77

Vaisala HMP110REF Specifications

General

Brand	Vaisala
Model	HMP110REF
Category	Measuring Instruments
Language	English