Boiler
Control 264 - Four Stage Boiler & DHW / Setpoint
Control Description The Boiler Control 264 is a microprocessor-based four stage boiler control. The 264 can provide either outdoor reset and setpoint operation or outdoor reset and DHW operation. The 264 stages and has Equal Run Time Rotation of the boilers and also operates the system pump and individual boiler pumps. One, two, three and four stage on / off boilers can be operated. The 264 also has options for fixed lead and fixed last rotation sequences. A contact is also available for either a combustion air damper or external alarm.
Literature |
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D 264, A 264's, D 001, D 070 |
Control |
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Microprocessor PID control; This is not a safety (limit) control |
Packaged Weight |
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3.4 lb. (1550 g), Enclosure A, blue PVC plastic |
Dimensions |
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6-5/8" H x 7-9/16" W x 2-13/16" D (170 x 193 x 72 mm) |
Approvals |
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CSA C US, meets ICES & FCC regulations for EMI/RFI |
Ambient Conditions |
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Indoor use only, 30 to 120°F (0 to 50°C), < 95% RH non-condensing |
Power Supply |
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115 V (ac) ±10% 50/60 Hz 600 VA |
Relays |
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230 V (ac) 5 A, 1/3 hp, pilot duty 240 VA |
Demands |
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20 to 260 V (ac) 2 VA |
Sensors Included |
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NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892 |
Optional Devices |
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tekmar type #: 032, 071 |
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