The Boiler Control 262 is designed to stage multiple boilers 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, or a single 2 stage boiler, as well as the system pump.
2 Stage boiler control
Advanced settings to fine-tune building requirements
Automatic Boiler Differential
DHW priority (optional)
DHW pump or valve operation
Exercising
Outdoor Temperature Reset
Powered boiler pump output
Quick setup for easy installation and programming of control
Setback input for energy savings
Test sequence to ensure proper component operation
User comfort adjustment to increase or decrease building space temperature
Warm Weather Shut Down
| Control | Microprocessor control. This is not a safety (limit) control |
| Packaged weight | 4.0 lb. (1810 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 ≤80% to 88°F (31°C), down to 50% above 104°F (40°C), Altitude <6560 ft. (2000 m), Installation Category II, Pollution Degree |
| Power supply | 115 V (ac) ±10%, 60 Hz, 900 VA |
| Relays | 230 V (ac) 7.5 A 1/3 hp, pilot duty 240 VA |
| Demands | 20 to 260 V (ac) 2 VA |
| Sensors | NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892 |
| -Included | Outdoor Sensor 070 and Universal Sensor 071 |
| -Optional | tekmar type #: 040, 063, 070, 071, 076, 077, 082, 084 |
| Warranty | Limited 3 Year Warranty |
In most cases the current version of literature will work, otherwise use the piece of literature most closely matching the date code of your product.
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Product Submittal |
Jan 2011 - Present |
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Installation & Operation Manual |
Dec 2008 - Present |
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User Manual |
Jun 1999 - Present |
Application Brochure |
Jun 1999 - Current |
More advanced application drawings can be found in our Solutions section.
RF Noise Interference |
May 2009 - Present |