Relays and Contactors

RIBTW Series

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RIBTW Series

Functional Devices LonWorks Relay in a Box RIBTW Series

Functional Devices LonWorks Relay in a Box


The RIBW Series wireless control relays are enclosed and offer easy installation without the expense of traditional hard wiring. Each control relay is used in tandem with the wireless transmitter Model RIBWE24TDC-EN. Relays can be mounted up to 100 ft (30 m) from the transmitter for building automation flexibility.


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No accessories found
  • Enclosed LonWorks relay with 20A contacts
  • Additional dry contact input (powered by Class 2 circuit)
  • Models with manual override switch
  • LED indication of network status, relay status and service status
  • UL listed and LonMark certified, CE

Coil Rating:24 VAC @ 111 mA, 24 VDC @ 81 mA, 120 VAC @ 96 mA, 208-277 VAC @ 105 mA

Contact Rating:20 A resitive @ 277 VAC, 20 A ballast N.O. @ 120/277 VAC, 10 A ballast N.C. @120/277 VAC, 10 A tungsten N.O. @ 120 VAC, 1110 VA piot duty @ 277 VAC, 770 VA pilot duty @ 120 VAC, 2 hp @ 277 VAC, 1 hp @ 120 VAC

Frequency:50/60 Hz

Relay Type:SPDT, SPST-NO


Transceiver Type:FTT-10A

LED Indication:

 :Green Network status

 :Red Relay status

 :Yellow Service status

Operating Temperature:-30° to 140℉ (35° to 60℃)

Operating Humidity:5% to 95% non-condensing

Housing Type:NEMA 1, plenum rated

Conduit Hub:1/2' NPT

Dimensions:4″H x 4″W x 1.8″D (10.2 x 10.2 x 4.6 cm) with ½″ NPT Nipple

Approvals:UL listed file #E68805, CE certified, LonMark 3.3 certified, FCC, ROHS

Weight:0.82 lb (0.38 Kg)

Warranty:1 year