Description: TEKMAR CONTROLS 263 120V 2STAGE MODULATING BOILER CONTROL The Boiler Control 263 is designed to stage multiple boilers or operate a modulating boiler using Outdoor Temperature Reset. It can be used in applications ranging from a single zone of baseboard, multiple baseboard and fan coil zones, to dedicated Domestic Hot Water heating in commercial buildings. This control regulates a single heating water temperature through Outdoor Temperature Reset, setpoint, and DHW target control. It is capable of controlling (stage and rotate) up to 2 on/off boilers, a single 2 stage boiler, or 1 modulating boiler as well as the system pump. Replacement option: 294 Smart Boiler Control, Four tN4, Four Boiler, DHW, Setpoint, Web/Mobile App Notification.FeaturesEqual runtime rotation, 1 modulating or 2 stage boiler controlPowered boiler pump outputOutdoor temperature reset, setback input for energy savingsAdvanced settings to fine-tune building requirementsUser comfort adjustment to increase or decrease building space temperatureExercising, DHW pump or valve operationwarm weather shut down, automatic boiler differentialDHW priority (optional), quick Setup for easy installation and programming of controlTest sequence to ensure proper component operationSpecificationsAgency ApprovalsCSA C US, meets Class B: ICES & FCC Part 15Ambient ConditionsIndoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 80 percent to 88 degrees F (31 degrees C), down to 50 percent above 104 degrees F (40 degrees C), Altitude less than 6560 ft. (2000 m), Installation Category II, Pollution DegreeControl TypeMicroprocessor control, this is not a safety (limit) controlDemand20 to 260 V (ac) 2 VADimensions6-5/8" H x 7-9/16" W x 2-13/16" D (170 x 193 x 72 mm)Enclosure MaterialBlue PVC plasticEnclosure NEMA RatingNEMA 1Hydronic - HVAC Control TypeBoiler ControlModulating Output0-20 mA / 4-20 mA (up to 1000 ohms load)Power Supply115 V (ac) plus / minus 10 percent, 50/60 Hz, 600 VARelay230 V (ac) 5 A, 1/3 hp, pilot duty 240 VASensorNTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta=3892
Price: 798 USD
Location: Brooklyn, New York
End Time: 2024-02-11T21:33:46.000Z
Shipping Cost: N/A USD
Product Images
Item Specifics
All returns accepted: ReturnsNotAccepted
Voltage: 120 V
Item Length: 7 in
Power Source: Battery
Country/Region of Manufacture: Unknown
Material: Plastic
Year Manufactured: Unknown
Item Weight: 1 lb
Brand: tekmar
Type: Furnace Control Board
