Belimo ZONE320S-50 Actuator 321702-401 maintaining exact port-to-port dimensions for

maintaining exact port-to-port dimensions for seamless retrofitting without piping modifications

Key Benefits Precise Mechanical Alignment: The integrated bracket ensures a seamless connection between the float rod and the switch head for immediate actuation

ensuring the thermocouple or thermopile (depending on your specific valve configuration) sits correctly in the flame path for reliable millivolt production

Critical Thermal Safety: Fixed L210 setpoint provides reliable high-limit protection for HVAC systems

also identified as a probe sensor with part number SEN00007

Belimo ZONE320S-50 Actuator 321702-401 maintaining exact port-to-port dimensions forThe Belimo ZONE320S 50 Actuator is a robust 3 way zone valve engineered for precise flow control in hydronic HVAC systems. This assembly features a 3 4 inch sweat connection valve body, ideal for seamless integration into copper piping. With a substantial Cv rating of 5. 0, it ensures efficient fluid handling for chilled or hot water applications, accommodating up to 50% glycol. The integrated spring return actuator provides reliable on off control,