3/4" Sweat 2-Way Zone Valve
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The M Series zone valves provide on/off, normally closed control in closed hot or chilled water Hydronic systems. The valves can be used in a wide variety of applications, primarily designed for use with fan coils, radiators, convectors, air handlers, heat pumps and radiant systems. The valve is driven by a hysteresis synchronous motor with spring return.
NOTE: Not for use in open systems or closed systems with a high content of dissolved oxygen. Installations must be a noncondensing application.
MATERIALS Valve Body: Forged Brass Seal Material: EPDM Chassis and Cover: Fire-retardant ABS Engineered Plastic
TECHNICAL SPECIFICATIONS Working Media: Chilled Water / Hot Water / up to 50% Glycol Fluid Temperature: 36 - 201 °F Max. Static Pressure: 250 PSI Input Voltage: 24VAC @ 50/60 Hz Power: 6.5 Watts Operation Timing: Motor - fully open in approximately 15 sec; Spring - 5 sec. to 15 sec. after power off Ambient Temperature: 32 - 140 °F Storage Temperature: 4 - 149 °F Max. Rh, no condensation
Fluid Temperature Range:
36 - 201°F
Max Pressure (PSI):
Water or Glycol up to 50%
Flow Capacity (Cv):
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