Thermostats - Zone Control and Wireless - Temperature - Humidity - Pressure - Commercial Building/Pneumatic - Motor Drives - Smoke, CO2 - Water Regulating Valve - Flow Switch/Current Sensors - Float Switch - Heating - Timers - Defrost - Electrical Devices - Supermarket Controls and Parts - Use with VCZXX1100 and VCZXX6100 valves Actuator, 24 Vac, 120 sec timing, 3-wire control, 0-10 Vdc modulating Voltage: 24Timing (Sec.): 120Control Type: 3-WireSwitch: 0-10 Vdc ModulatingAuxiliary Switch: NoSupersede: VC7931ZZ11