Siemens SIMATIC S7-400 Reference Manual page 160

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