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HHT SERIES

Dwyer Explosion Proof / Intrinsically Safe Humidity & Temperature Transmitter HHT SERIES

Dwyer Explosion Proof / Intrinsically Safe Humidity & Temperature Transmitter

 

The Dwyer HHT Series explosion proof/intrinsically safe humidity transmitter is designed for rugged industrial use. Approved by FM for hazardous location, this system provides safe, reliable, and accurate humidity and/or temperature measurement with 4-20 mA outputs. Two models have a digital display.


Products

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QtyModelDescriptionIn StockList PriceInternet Price
HHT-EU XP 10IN RH XMTRIn Stock2,147.281,073.64
HHT-EU-LCD XP 10IN RH XMTR DISPLAYINFO2,284.841,142.42
HHT-IT IS 10IN RH XMTR TEMP XMTR -40/140FIn Stock1,708.26854.13
HHT-IT-LCD IS 10IN RH XMTR TEMP XMTR -40/140F DISPLAYIn Stock1,845.82922.91
HHT-IU IS 10IN RH XMTRINFO1,633.56816.78
KFD0-SCS-EX1.55. INTRINSIC SAFETY BARRIER, 4-20 MA TWO-WIRE TRANSMITTERSINFO1,727.10863.55

Accessories

No accessories found
Features
  • Available with digital display
  • Intrinsically safe with KFD0-SCS-Ex1.55 barrier
Specifications

Supply Voltage:

Explosion proof:16.5 to 28 VDC

Intrinsically Safe:9.5 to 28 VDC

Accuracy:±2% RH from 10 to 90% RH

SIgnal Output (1 or 2):4-20mA, 375Ω @ 24VDC (-Eu)

Entity Parameters:Vmax=28V, Imax= 100mA, Ci= 62nF, Li= 7.7 µH, Pi= 651mW

Area:

Explosion proof:Class I, Div. 1, Groups B, C, D; Class II, Div. 1, Groups E, F, G; Class III, Div. 1,

Intrinsically Safe:Class I, Div. 1, Groups A, B, C, D; Class II, Div. 1, Groups E, F, G; Class III, Div. 1

Response Time:15 seconds

Sensor Type:

RH::Capacitive

Temperature: :Solid state

Conduit Connection:1/2″ FNPT

Mounting:Duct probe: 1/2″ MNPT

Display:LCD Display

Enclosure Rating:NEMA 4X, Aluminum

RH Sensor Range:0% to 100% RH

Temperature Sensor range:-40° to 140℉ (-40° to 60℃)

Wiring:Terminals

Weight:2.5 lb (1.1 Kg)

Approvals:FM, CE

Warranty:1 year

Certifications






Download Additional Data

document   HHT Series Catalog Page
document   HHT Installation manual