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You can cancel all teach-in procedures by pressing
the programming button briefly.
8 Maintenance and cleaning
The product does not require any maintenance.
Enlist the help of an expert to carry out any repairs.
9 Technical specifications
Communication:
Interface:
RS485 bus
Protocol:
HomeMatic Wired
Control inputs:
12 independent contact
inputs, single-ended
(safe extra-low voltage)
Maintained/momentary
contact
Outputs:
0/5 V DC, max. 15 mA
Power supply:
24 V (20 V to 30 V) DC
Current consumption:
Max. 80 mA