Grey rectangular junction head with circular port and long stainless steel probe extending downward

HD31K-T85 | Kele | Humidity

Duct Humidity Transmitter, 3%, 4-20 mA output, 1000Ω 385 platinum RTD

Brand:Kele

MPN:HD31K-T85

SKU:HD31K-T85

List Price:

$179.00

Today's Price:

$93.08

product datasheet

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product specifications

Accuracy

Housing Material

Poly

Probe Length

5 in

Sensor Element

100 Ohm Platinum RTD 385

Output

4 - 20 mA

Power Requirements

24 VAC/VDC

Accessory

DCPA-1.2,DCP-1.5-W,T81U-XR,T85U-XR,UR

Application

Humidification,Dehumidification,Supply,Discharge,Return Air,Economizers,Clean Rooms,Data Centers,Process Control,Schools,Hospitals,Office Buildings

Mount

Duct

product series specifications

Accuracy: 3% RH @ 73°F (23°C) from 5% to 90%; (0%-5% & 90%-100%) add 4%

Thermal Effect: 0.07% per °F

Supply Voltage: 9.5-28 VDC, loop powered

Signal Output: 4 – 20 mA @ 750 ohms

Measurement Range: 0-100%, -20° to 140°F (29° to 60°C) (see ordering information)

Sensor Protection: HDPE FGX filter

Operating Temperature:-20° to 158°F (-29° to 70°C)

Operating Humidity: 0-100% RH non-condensing

Enclosure Rating: NEMA 1

Wiring Terminations: Screw terminals for loop termination

Weight: 0.58 lb. (0.26 Kg)

Approvals: RoHS

Warranty: 1 year

product series features

3% accuracy (5% to 90% RH)
Two-wire, 4 - 20 mA output

more information & related documents

Series Description

<p>The Kele Model HD31K 3% duct humidity transmitter is specifically designed for use in HVAC/BAS applications. This instrument measures relative humidity from 0% to 100%. The standard two-wire, 4-20 mA output provides low-cost humidity monitoring for building control. The RH transmitter is available with thermistor or RTD temperature sensors. It is available in duct mounting style.</p>

Kele Description

3% DUCT MOUNT RH XMTR W/TEMP SNSR 1000 OHM RTD 385, PLASTIC ENCLOSURE

Manufacturer

Kele