Technical Specifications - HomeMatic HMW-Sen-SC-12-FM Installation And Operating Manual

9

Technical specifications

Communication:
Interface:
Protocol:
Control inputs:
Contact resistance limits:
Contact open:
Contact closed:
Power supply:
Current consumption:
Permissible cable cross sections for:
Bus and voltage
connection:
Contacts S8 to S12:
Flexible cable
with ferrule for S1 to S7: 0.5 mm
Type of installation:
Degree of protection:
Dimensions (ø x H):
32
RS485 bus
HomeMatic Wired
12 independent contact
inputs, single-ended
(safe extra-low voltage)
R ≥ 80 kΩ
R ≤ 5 kΩ
24 V (20 V to 30 V) DC
20 mA
0.12 mm to 0.50 mm
2
Max. 0.75 mm
2
Flush mounting
IP 20
50 x 14 mm
2
2