Specifications

HMP 231 A A
PRICE
Transmitter type
RH+T A
$950
RH, T, Td+a+Tw+x+h D $1,150
Transmitter cover
no display 1
local display and keypad 2 $295
Probe length
120 mm A
Pow er supply
24 VAC/VDC
0
Serial bus module
RS 232C A
RS 485/ RS 422 B $140
digital current loop C $140
Sensor protection 16452 (sintered filter, stainless steel) 1 $50
16720 (PPS Grid & stainless steel netting)
2
$30
16562 (PPS Grid ) 3 $25
17230 (PTFE membrane) 5 $25
Analog output
4...20 mA A A
signals
0...20 mA B B
(Ch1 and Ch2)
0...1 V C C
0...5 V D D
0...10 V E E
channel 1
channel 2
Parameters for the
RH
(0...100 %RH)
1
1
analog outputs
T
(range: see below) 2
2
(Ch1 and Ch2) Td (-40...+60 °C) (-40 .. +140 °F) 3 3
a (0...160 g/ m3) (0 .. 69.9 gr/ ft3) 4 4
Tw (0...+60 °C) (+32 .. +140 °F) 5 5
x (0...160 g/ kg d.a.) (0 .. 1120 gr/ lb) 6 6
h (-40 .. +460 kJ/ kg) (-17.2 .. +197.8 Btu/ lb) 7 7
channel 1
channel 2
Temperature
-20...+60 °C -4 .. +140 °F A
range
-40...+60 °C -40 .. +140 °F B
(measureme nt)
0…+60 C +32…+140F C
Other (Specify) X
Units (local display
metric 1
and serial bus)
non-metric 2
Mounting flange
no flange A
Cable Connectors
NPT 1/ 2 Conduit Fitting P/ N 45-20618 A
PG 9 Cable Gland B
TOTAL
RH = Relative Humidity a = Absolute Humidity g/ m 3 QTY
T = Temperature x = Mixing Ratio g/ Kg TOTAL VALUE
Td = Dewpoint Temperature Tw = W et Bulb Temperature
h = Enthalpy
The highlighted sections are included in the prices of the basic versions.
Example of order code with typical settings:
HMP 231A1 A0A2AA12 A1AB
HMP 231 for Wall Mounting
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