270

Discontinued - Replaced By: 294

Part of the Multi-Staging Controls Series

Ordering Code: 270

UPC: 779655027001

270 Boiler Control

 

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  • Outdoor temperature reset, indoor Temperature Feedback
  • Setback input for energy savings, warm weather shut down
  • Modulating boiler control, exercising
  • Powered system pump output, DHW pump or valve operation
Specifications
Agency Approvals CSA C US, meets class B: ICES & FCC Part 15
Ambient Conditions Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 90 percent Non-condensing, Altitude less than 6560 ft. (2000 m), Installation Category II, Pollution Degree 2
Control Type Microprocessor control, this is not a safety (limit) control
Demand 20 to 260 V (ac) 2 VA
Dimensions 6 5/8 IN H x 7 9/16 IN W x 2 13/16 IN D (170 x 193 x 72 MM)
Enclosure Material Blue PVC plastic
Enclosure NEMA Rating NEMA 1
Hydronic - HVAC Control Type Boiler Control
Modulating Output 0-10 V (dc)
Power Supply 115 V (ac) plus / minus 10 percent, 50/60 Hz, 600 VA max
Relay 230 V (ac) 5 A, 1/3 hp, pilot duty 240 VA
Sensor NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta=3892