Tekmar 261 Boiler Control, Two Stage Boiler and Setpoint


The Boiler Control 261 is capable of controlling up to 2 on/off boilers, or a single 2 stage boiler, as well as the system pump

SKU: 261 Category: Tags: ,

  • Exercising
  • Test sequence to ensure proper component operation
  • warm weather shut down, automatic boiler differential
  • Outdoor temperature reset, setback input for energy savings
  • 2 Stage boiler control
  • Quick setup for easy installation and programming of control
  • User comfort adjustment to increase or decrease building space temperature
  • Advanced settings to fine-tune building requirements
  • Powered boiler pump output


Tekmar 261 Applications Brochure

Tekmar 261 IOM

Tekmar 261 Submittal


Control Microprocessor control. This is not a safety (limit) control
Packaged weight 3.5 lb. (1600 g)
Dimensions 6-5/8″ H x 7-9/16″ W x 2-13/16″ D (170 x 193 x 72 mm)
Enclosure Blue PVC plastic, NEMA type 1
Approvals CSA C US, meets Class B: ICES & FCC Part 15
Ambient conditions Indoor use only, 32 to 122°F (0 to 50°C), RH ≤90% Non-condensing, Altitude <6560 ft. (2000 m), Installation Category II, Pollution Degree 2
Power supply 115 V (ac) ±10%, 50/60 Hz, 1750 VA
Relay 240 V (ac) 10 A, 1/3 hp
Sensors NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892
Warranty Limited 3 Year Warranty
Weight 1.5 kg


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