Quick Guide ____________________________________________________________________ HMW80
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WIRING
HMW82
-T
4...20 mA
(-5 ... +55 ºC)
-RH
4...20 mA
(0 ... 100% RH)
+T +RH
Power supply
10 ... 28 VDC
R
L
= 0 ... 500 Ω
Power supply
10 ... 28 VDC
R
L
= 0 ... 500 Ω
mA
mA
You must connect the RH channel
of the HMW82, even if you only
want to measure temperature.
Connecting the T channel is optional.
HMW82P100
-T
4...20 mA
(-5 ... +55ºC)
-RH
4...20 mA
(0 ... 100% RH)
+T +RH
Power supply
10 ... 28 VDC
R
L
= 0 ... 500 Ω
Power supply
10 ... 28 VDC
R
L
= 0 ... 500 Ω
mA
mA
2 11
Pt100
t+
HMW82P100
Includes a passive Pt100 temperature
sensor (Class F 0.1 IEC 60751) with
a 3-wire connection.
TMW82
-T
4...20 mA
(-5 ... +55 ºC)
+T
Power supply
10 ... 28 VDC
R
L
= 0 ... 500 Ω
mA
Leave the two terminals on the left
unconnected.
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