情境
A boiler room serving zoned hydronic heating and an indirect domestic water heater requires a P&ID showing the boiler loop, zone supply, and temperature control.
這張圖裡有什麼
看懂背後的決策。
01
Primary loop with boiler circulator and isolation valve to indirect tank
02
Three-way mixing valve controlled by supply temperature transmitter/controller
03
Zone circulator delivers supply to terminal units with return to boiler
Use for condensing boiler installations with indirect DHW tanks and multiple heating zones.