Grey rectangular box with two screws and a long cylindrical metal probe extending out

HD20K | Kele | Humidity

Duct Humidity Transmitter, 2%, 4-20 mA output, No Temperature Sensor

Brand:Kele

MPN:HD20K

SKU:HD20K

List Price:

$371.00

Today's Price:

$192.92

product datasheet

product specifications

Type

Probe

Accuracy

Housing Material

Metallic

Output

4 - 20 mA

Power Requirements

24 VAC,24 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: 2% RH @ 73°C (23°C) from 5% to 90% RH; (0-5% and 90%-100%) add 3%

Stability: 0.5% drift per year

Thermal Effect: 0.07% per °F

Supply Voltage: 9.5-28 VDC, loop powered

Signal Output: 4-20 mA @ 725Ω, optional thermistor, RTD

Measurement Range:

RH: 0-100%

Temperature: -20° to 140°F (-29° to 60°C) (see ordering information)

Sensor Protection:

(Duct and OSA): Plastic filter

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

Operating Humidity: 0-100% RH non-condensing

Enclosure Rating:

Room: NEMA 1, Beige plastic

Duct/OSA: NEMA 4, weather resistant cast aluminum

Wiring Terminations: Terminal block (22 to 16 AWG)

Weight:

Room: 0.3 lb (0.09 Kg)

Duct: 1.14 lb (0.52 Kg)

OSA: 1.2 lb (0.54 Kg)

Approvals: RoHS

Warranty: 1 year

product series features

2% accuracy (5% to 90%)
Two-wire, 4-20 mA RH output
Optional temperature thermistor
Optional temperature RTD

more information & related documents

Series Description

The Kele Series H_20K Humidity Transmitters are indispensable for Building Automation Systems, BAS, and HVAC applications. Each transmitter measures relative humidity from 5% to 95% RH with 2% accuracy and produce a two wire 4-20 mA linear output. All are available with an optional passive RTD or thermistor.

Kele Description

2% DUCT MOUNT RH XMTR, NO TEMP, WEATHER PROF ENCLOSURE

Manufacturer

Kele