Siemens Simatic S7-400 - Page 160

Cable length
● unshielded
Maximum 600 m
● shielded
max. 1000 m
Voltage, current and potential
Total current of outputs (per group)
With fan module
● Up to 40°C
Max. 10 A 10 A
● Up to 60°C
Max. 5 A 10 A
Electrical isolation
● Between channels and backplane bus
Yes
● Between channels
in groups of
Yes
2
Permissible potential difference
● Between outputs of different groups
500 V AC (basic insulation)
Test voltage:
1350 Vac (routine test)
● Between Mintern and outputs
250 V AC (reinforced insulation)
Test voltage:
4000 Vac (type test)
1350 AC (routine test)
Current consumption
● From backplane bus (5 V)
Maximum 1 A
Module power loss Typ. 4.5 W
Status, interrupts, diagnostics
Status display
Interrupt
Diagnostic functions
Green LED per channel
None
None
Relay features
Relay response times
● Switch on
Maximum 10 ms
typ. 5.5 ms
● Switch off
Maximum 5 ms
typ. 3 ms
Debounce time typ. 0.5 ms
Data for selecting an actuator
Thermal continuous current Maximum 5 A
Minimum load current 10 mA
External fuse for relay outputs Fuse, 6 A, quick-response
Switching capacity and service life of contacts
● For resistive load
Digital modules
4.21 Relay output module SM 422; DO 16 x UC 30/230 V/Rel. 5 A (6ES7422-1HH00-0AA0)
S7-400 Automation System Module Data
160 Reference Manual, Ausgabe 11/2016, A5E00850736-08