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Honeywell T678A1437/U Remote Temperature Controller, 0 to 100 deg F Control Range, 3.6 deg F Fixed Differential, Relay Switch, Import

HONT678A1437 MFG #: T678A1437/U
Honeywell T678A1437/U Remote Temperature Controller, 0 to 100 deg F Control Range, 3.6 deg F Fixed Differential, Relay Switch, Import
  • Control Range: 0 to 100 deg F
  • Differential: 3.6 deg F Fixed
  • Domestic / Import: Import
  • Switch Type: Relay
  • Dimensions: 2 in W x 2-5/8 in D x 5-5/8 in H
  • Manufacturer: Honeywell
  • Manufacturer #: T678A1437/U
  • Number of Relay Outputs: 2
  • Sensing Bulb Size: 1/2 in Dia x 4-3/16 in L
  • Sensor Type: Copper Bulb
  • Series: T678A
  • Voltage Rating: 120/240/277 VAC
Remote bulb thermostats regulate temperature of air or liquids in ducts, pipes, tanks and boilers.

Remote Temperature Controller, Series: T678A, 0 to 100 deg F Control Range, 3.6 deg F Fixed Differential, Relay Switch, Copper Bulb Sensor, 1/2 in Dia x 4-3/16 in L Sensing Bulb, 2 Relay Outputs, 120/240/277 VAC, 2 in W x 2-5/8 in D x 5-5/8 in H, Import
  • Features
  • Suitable for applications requiring temperature control of air or liquids where controller must be placed outside the sensing area
  • Fast response models operate approximately four times faster than standard models
  • Typical uses include control of dampers and valves in heating, cooling and heating-cooling systems
  • Controller can be mounted in any position
  • Ambient temperature compensation provides good temperature control
  • Refer to T775 electronic remote temperature controller where more exact control is required and/or remote controller location is preferred
  • 50/60 Hz frequency
  • T678 models have a maximum connected load of 2000 VA
  • Contact ratings - 120 VAC - 8.0 FLA, 48.0 LRA, 240 VAC - 5.1 FLA, 30.6 LRA, 277 VAC - 4.2 FLA, 25.2 LRA
  • 1 sensor input
  • 125 deg F maximum operating temperature
  • 3 to 10 deg F interstage differential temperature adjustable