Relative Humidity Transmitter ALIA ARH9500 pages

ALIAEMT

®

Relative Humidity Transmitter

Model ARH950 Series

GENERAL
ALIAEMT ARH950 Series Wall/Duct mount Relative Humidity
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 °C Resolution
8 seconds fast response time

STANDARD SPECIFICATION
Measuring Range

Display

: RH 0.0 ~ 99.9% LED (LCD)

Relative Humidity : 0 ~ 100%RH

Temperature : 0~50 / -20~+80 / -40~+60 °C (DIP Switch)
Accuracy

: Temperature +/- 99.9 °C
Output
Relative Humidity : 4-20 mA

Temperature : 4-20 mA

Relative Humidity : +/-2%RH @ 25 °C

Temperature : +/-0.3 °C @ 25 °C
Resolution

Load : Rohm=(VDC-12) x 50
Response Time

Relative Humidity : 0.1%RH

Temperature : 0.1 °C

: 8 seconds

Turn on Time

: 3 Seconds

Power Supply

: 9-36VDC
: <50mA @24VDC

Repeatability

: +/-0.1% typical

Power Consumption

Humidity Drift

: <0.5%RH/Year

Electrical Connections : PG9 Conduit Threads (Duct Mount)

Temperature Drift

: <0.1 °C/Year

: Screw Terminal Block (Wall Mount)

Operating Temperature : -20 °C to 70 °C

Screw Terminal

Storage Temperature

: -10 °C to 60 °C

Dimensions

Storage Humidity

: 0% to 90%RH

: 0.5 to 1.5 mm2

Duct Mount : 83mm(L) X 83mm(W) X 250mm(H)

Material

Wall Mount : 100mm(L) X 83mm(W) X 23mm(D)

Electrical Housing : ABS (Duct) / PC (Wall)
Aluminum Alloy (Duct, IP65)
Probe : ABS(Duct), S.S.316 (Duct,IP65)
Flange : PC (Polycarbonate)
Sensor Housing : PC (Polycarbonate)

Weight
ARH950-D : 146 g
ARH950-W : 83 g
ARH950-P

: Follow SAMA PMC 33.1 from 20 to 1000

Vibration Effect

+/-0.1% of Full Scale Per g to 200Hz in

Protection Class

MHz and for field strengths up to 30V/m

Duct Mount : IP54 / IP65
Wall Mount : IP44

ALIA GROUP INC.
113 Barksdale Professional Center, Newark, DE 19711, USA
TEL : + 1 - 302 - 213 - 0106

810 g

EMI/RFI Effect

FAX : + 1 - 302 - 213 - 0107

any axis

URL : www.alia-inc.com
E-mail : alia@alia-inc.com
ARH950V1.1.9.r1.A4.en