Acti 9 IHP series of digital programmable time switches.
They are used to program automatic operation of heating, lighting and ventilation.

Digital time switch
24 hours / 7 days
Minimum switching time 1 min.
Automatic winter/summer time changeover
Operating hour counters
Absence for holiday function
LCD display
PIN code

Version IHP (stock-no. 841-7737, 896-8579, 896-8581)
- Number of switching: 56

Version IHP+ (stock-no. 896-8588, 896-8585, 896-8594)
- Number of switching: 84
- Pulse programming
- External input for override

Relay output
IP20B protection
DIN rail mounting

Memory key and Programming kit are sold separately.