Siemens RWF55.50A9 control box

Siemens RWF55.50A9 controller is used for boiler temperature and steam pressure regulation in liquid fuel or gas fired plants. With appropriate parameter settings, Siemens RWF55.50A9 can be switched to cooling mode and then performs reverse regulation. Full version. 3-position output. Analog output. RS-485. Housing. Mounting material and seal. User manual. Individual packaging.