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How does the AM-321 differ from the AM-322
For an HVACR contractor
Multi-Speed Versatility: Features a 4-speed configuration to allow tailored airflow adjustments based on seasonal requirements
and Luxaire indoor coils
Tekmar Controls 519 Thermostat 320734-701 How does the AM-321 differThe Tekmar Controls 519 Thermostat is a purpose built solution for precise radiant floor heating management in hydronic systems. This 24Vac 24Vdc one stage radiant heat thermostat utilizes advanced Pulse Width Modulation (PWM) technology to eliminate the temperature swings common in standard on off controls, ensuring consistent thermal mass stability. Engineered for versatility, it functions as a direct replacement for the legacy Tekmar 509 and
