Tekmar 402 TN2 House Control Boiler

Product Description

The Tekmar 402 TN2 House Control is an advanced boiler management unit designed to regulate residential and small commercial heating systems. Optimized for hydronic systems, it seamlessly integrates with TekmarNetinchu00ae2 thermostats for efficient control of up to four heating zones.

• Supports two outdoor reset curves and domestic hot water generation.
• Compatible with tekmarNetinchu00ae4 expansions for enhanced functionality.
• Robust enclosure made from blue PC+ABS plastic, adhering to CSA and FCC standards.

Product Highlights

This control system is built for indoor installation, maintains operation within temperatures from 32 to 104 degrees Fahrenheit, and manages various loads with a maximum output of 115 volts for system pumps.

Product Information

Technical Specifications

• Brand: Tekmar
• MPN: 402
• Input Voltage: 24 V AC inchu00b110% 60 Hz, 100 VA max
• Control Load: 2 VA
• Zone Valve/Floating Action Load: 24 V AC, 2 A
• Boiler Relay: 24 V AC, 5 A
• System Pump Relay: 115 V AC, 5 A, 1/6 HP
• DHW Pump Relay: 115 V AC, 5 A, 1/6 HP
• Variable Speed Pump Relay: 115 V AC, 5 A, 2.0 A
• Total Pump Power: 115 V AC, 12 A max
• Setpoint Signal Range: 0 - 32 V AC
• Boil/Mix Modulating Output: 0 - 10 V DC, 3 kohm min load impedance