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Proportional Thermostat, 55 F to 90 F


Proportional Thermostat, 55 F to 90 F

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  • Product Info
  • Literature


Electronic Modulating Thermostats provide proportional plus integral room control in zoned commercial HVAC systems. Typical uses include hydronic perimeter, pressure-dependent variable air volume, and bypass box with or without terminal reheat.


  • Provides modulating (2 to 10 Vdc analog) control.
  • Output status LED assists installer checkout.
  • DIP switch provides selectable 75 F setpoint for heating (high limit) and cooling (low limit).

Product Specifications

Dimensions (in.)
4 3/4 in. high x 3 3/16 in. wide x 1 9/16 in. deep
Dimensions (mm)
119 mm high x 80 mm wide x 39 mm deep
horizontal or vertical covers
50 Hz; 60 Hz
Supply Voltage
24 Vac
Throttling Range (F)
3 F
Throttling Range (C)
1.7 C
Output Signal
2 to 10 Vdc
Setting Temperature Range (F)
55 F to 90 F
Setting Temperature Range (C)
13 C to 32 C
Output Signal Burden
> 500 Ohm