Data Sheet for Product

12
Siemens
CB1Q3973_en--_e
Smart Infrastructure
2022-03-21
Active digital input
DL1 (T12)
Digital input (0/1 binary)
Galvanically isolated voltage input
Nominal voltage
AC 115…230 V (-15%, +10%)
Frequency range
45…65 Hz
Input current
3 mA @ AC 230 V
Delay
100 ms
Pulse frequency
Max. 5 Hz
Interfaces
Process bus
CE+, CE- (T6)
Based on KNX TP1
Bus connection
CE+, CE-, NOT interchangeable
Bus electronics
Galvanically isolated
Bus load
Max. 5 mA
Bus cable
Must be shielded; Please refer to
KNX manual “System Specifications”