891
Thermostatic control head with oil-filled element

Scale values: * to 5.
Adjustable temperature range: 6,5°C, 28°C.
Antifreeze position set: 6,5°C.
Device to restrict or lock temperature setting included. 
Hysteresis: 0,5K.
Water temperature effect (W): 0,75K.
Response time: (Z): 30min.
Maximum differential pressure: 1,5 bar.