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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Using a shorter or longer variant can result in inaccurate temperature readings and nuisance tripping
ensuring correct shaft diameter and mounting alignment
A reading of infinity indicates a cracked element or open circuit
you must verify your specific model and serial range to ensure proper logic mapping
it maintains performance standards across a broad ambient temperature range from -20 to 150°F
Tekmar Controls 402 Control 320074-702 Using a shorter or longerThe Tekmar 402 House Control provides precise management for hydronic heating systems, operating on a 24Vac power supply. This versatile tN2 communication hub is engineered to coordinate a single boiler, domestic hot water (DHW) generation, and a setpoint load. It is capable of managing mixing valve control or up to four zone valves directly. The unit supports outdoor reset technology to optimize fuel efficiency by adjusting boiler water temperatures