It works well with compatible combination or system boilers as well as heat pumps
requiring On/O control. Shipped with a standard 6-pin back plate, it can easily replace
Centaurplus and Serviceplus time switches and programmers requiring minimum of wiring
changes.
Compatibility
The C1727 Smart Programmer is compatible with most heating control systems and is ideal
for S and Y plan system boilers using spring return valves.
Failure to observe precautions may result in fatal injury and equipment
damage
Hazard of electrical shock or explosion
6
RF
Double insulation protection