PR

Round variable pressure controller

Galvanised round pressure control damper equipped with an electronic actuator and plastic static pressure measuring probe. The damper is used to regulate constant or variable static pressure in supply or exhaust ducts. The actuators are equipped with hybrid control as standard: analogue 0(2)-10VDC and/or Modbus/BACnet (BACnet only available with Belimo). The oval damper blade is equipped with an airtight gasket and maintenance-free bearings. The casing airtightness meets class C according to EN1751, and damper blade air leakage meets class 2 according to EN1751. Available without insulation (PRS) and with insulation (PRD). External circular duct silencers are available as an option.