Humidity / Temperature Transmitters

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Humidity Product Family

►Multiple Mounting Configurations

Duct Mount

Wall Mount

Outside Air

Remote Sensor

Compact Housing

Hazardous Locations

Humidity Sensor Specifications

►Capacitive Polymer Sensor

Relative Humidity Range: 0-100% RH

Response Time: 15 Seconds

Sensor Recovers 100% From Saturation

Factory Calibrated Field Replaceable Sensors (except Series WHT)

Humidity Sensor Specifications

►Accuracy

2% Models: ± 2% @ 10-90% RH

3% Models: ± 3% @ 20-80% RH

►Temperature Limits

Temperature Range: -40 to 140° F (-40 to 60˚C)

Compensated Temperature Range: -4 to 140° F (-20 to 60˚C)

Wall Mount Humidity

►Wall Mount Optional Remote or Integral LCD

Display

Universal Current / Voltage Output for Humidity and Temperature

Resistive Temperature Outputs Available

Replaceable Sensors

Well Ventilated for More Accurate Measurements

Duct Mount Humidity

►Duct Mount

Weather resistant PBT Construction

Dual Temperature & RH Output

► Optional Display Reads Both Temperature & Relative Humidity

Field Replaceable Sensor Cap or Filter

Twist-Off Cover, No Screws

Available With Sintered Filter

Outside Air Humidity

►Outdoor Air

NEMA 4X / IP65 Housing

Field Replaceable Sensor

Multiple Knock Outs for Conduit

Screws Anchored Inside Lid Top

Available with Stainless Steel Sintered Filter

Remote Mount and Compact Housing

►Remote Sensor (Series RH-R) Low Profile Sensor

Protect Electronics From High Temperatures

Field Replaceable Cable & Sensor

►Compact Housing (Series WHT) Sintered Filter Protects Sensor

Watertight Housing

Integral Mounting Ears

Hazardous Area Transmitters

► Explosion-Proof (Series HHT-E)

FM Approved for Class I Div 1 Groups B,C,D, Class II Div 1 Groups E,F,G, Class III Div 1

Humidity Transmitter Only

Optional LCD Display

► Intrinsically-Safe (Series HHT-I)

Must be Used with KFD0-SCS-EX1.55 Galvanic Isolator

FM Approved for Class I Div 1 Groups B,C,D, Class II Div 1 Groups E,F,G, Class III Div 1 T4

Humidity or Humidity / Temperature Model

Applications

► Wall Mount Humidity / Temperature Transmitter mounted in a room sends signal to controller on VAV system to adjust amount of air flow supplied to the space.

Applications

►Duct Mount Humidity / Temperature Transmitter monitors the humidity of the supply air after a humidifier and the humidity in return duct for economizer applications

Applications

►Outside Air Humidity / Temperature transmitter used to determine if additional hot or cold water needs to feed AHU

Questions

To order a free catalog or for more information contact;

Dwyer Instruments, Inc., P.O. Box 373, Michigan City, IN., 46361

Telephone: (800) 872-9141 or (219) 879-8000 Fax: (219) 872-9057

Internet address: www.dwyer-inst.com E-mail: info@dwyer-inst.com