- Color: Blue
- Country of Origin: CA
- Dimensions: 7-5/8 in W x 2-7/8 in D x 6-5/8 in H
- Domestic/Import: Import
- Manufacturer Name: Watts Water Technologies
- Material: PVC
- Power Rating: 1150 VA
- Sensor Type: NTC Thermistor
The Boiler Control 274 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 and/or setpoint/DHW target control. It is capable of controlling (stage and rotate) up to 4 on/off boilers as well as the system pump.
- Features and More
Features
- Advanced settings to fine-tune building requirements
- Automatic boiler differential
- Control up to 9 on-off boilers
- DHW pump operation
- Equal run-time rotation
- Exercising
- Outdoor temperature reset
- Powered system pump output
- Quick setup for easy installation and programming of control
- Test sequence to ensure proper component operation
- User comfort adjustment to increase or decrease building space temperature
- Warm weather shut down
Application
- Indoor Applications
Includes
- 070 Outdoor Sensor
- (2) 082 Universal Sensors and 500 #8486 Resistor
Standards/Approvals/Certifications
- cCSAus Certified
- Meets Class B: ICES and FCC Part 15
Warranty
- 3 years Limited