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19883

ARH950 Series Wall/Duct mount Humidity and Temperature Transmitter is the most versatile transmitter in the market. ARH950 combines high accuracy, stability and reliable operation, making these products the ideal choice for demanding applications.

FEATURES

Two Line LED (LCD) display, directly read the RH & temperature
Accuracy up to +/-2%RH
DIP switch selectable signal input of Temperature
4 wire, 4-20mA x 2 for both Humidity & Temperature output
Small, light and easy to be installed
Full 0 - 100%RH measurement
RH 0.1%, Temperature 0.1 ^oC Resolution
8 seconds fast response time

SPECIFICATION

Measuring Range:	Display:
Relative Humidity	RH 0.0 ~ 99.9% LED (LCD)
0 ~ 100%RH	Temperature +/- 99.9 ^oC
Temperature	Output:
0~50 / -20~+80 / -40~+60 ^oC (DIP Switch)	Relative Humidity
Accuracy:	4-20 mA
Relative Humidity	Temperature
+/-2%RH @ 25 ^oC	4-20 mA
Temperature	Load
+/-0.3 ^oC @ 25 ^oC	Rohm=(VDC-12) x 50
Resolution:	Response Time:
Relative Humidity	8 seconds
0.1%RH	Turn on Time:
Temperature	3 Seconds
0.1 ^oC	Power Supply:
Repeatability:	9-36VDC
+/-0.1% typical	Power Consumption:
Humidity Drift:
<0.5%RH/Year	Electrical Connections:
Temperature Drift:	PG9 Conduit Threads (Duct Mount)
<0.1 ^oC/Year	Screw Terminal Block (Wall Mount)
Operating Temperature:	Screw Terminal:
-20 ^oC to 70 ^oC	0.5 to 1.5 mm2
Storage Temperature:	Dimensions:
-10 ^oC to 60 ^oC	Duct Mount
Storage Humidity:	83mm(L) X 83mm(W) X 250mm(H)
0% to 90%RH	Wall Mount
Material:	100mm(L) X 83mm(W) X 23mm(D)
Electrical Housing	Weight:
ABS (Duct) / PC (Wall)	ARH950-D
Aluminum Alloy (Duct, IP65)	146 g
Probe	ARH950-W
ABS(Duct), S.S.316 (Duct,IP65)	83 g
Flange	ARH950-P
PC (Polycarbonate)	810 g
Sensor Housing	EMI/RFI Effect:
PC (Polycarbonate)	Follow SAMA PMC 33.1 from 20 to 1000
Protection Class:	MHz and for field strengths up to 30V/m
Duct Mount	Vibration Effect:
IP54 / IP65	+/-0.1% of Full Scale Per g to 200Hz in
Wall Mount	any axis
IP44