Wirsbo (Uponor) A3010522 4-Wire Thermal Actuator

Zoning Controls - Radiant Heating

Uponor Thermal Actuators

• Slow-opening Thermal Actuator
  (24VAC) mounts directly onto
  1-/4" brass and TruFLOW
  valved manifolds
• Provides individual loop flow control on a multi-zoned manifold (manifold serving more than one zone)
• The four-wire Thermal Actuator includes end switch for activation of relay (pump), heat plant or other auxiliary devices
• Do not mount actuators upside down