Siemens SIMATIC S7-400 Reference Manual page 134

Digital modules
4.15 Digital output module SM 422; DO 16 x DC 20-125 V/1.5 A (6ES7422-5EH10-0AB0)
Cable length
● Unshielded
● Shielded
Nominal load voltage L1
● Reverse polarity protection
Total current of the outputs
● Up to 40° C
● Up to 60° C
Electrical isolation
● Between channels and the backplane bus
● Between channels
In groups of
Permissible potential difference
● Between outputs of different groups
Isolation test voltage
Current consumption
● From the backplane bus (5 V)
● From load voltage L+ (no load)
Power loss of the module
Status display
Interrupts
● Diagnostic interrupt
Diagnostic functions
● Group error display
● Diagnostic information dump
Injection of substitution values
Output voltage
● With "1" signal
Output current
● With signal "1"
● With "0" signal (residual current)
Output delay (resistive load)
● At "0" to "1" transitions
● With "1" to "0"
134
1)
for internal disruption
for external disruption
Rated value
Permissible range
Permissible peak current
Max. 600 m
Max. 1000 m
Voltages, currents, electrical potentials
20 to 138 V DC
Yes, with fuse
Max. 16 A
Max. 8 A
Yes
Yes
8
250 VAC
1500 VAC
Max. 700 mA
Max. 2 mA
Typ. 10 W
Status, interrupts, diagnostics
Green LED per channel
Programmable
Configurable
Red LED (INTF)
Red LED (EXTF)
Yes
Yes, programmable
Actuator selection data
Min. L+ (-1.0 V)
1.5 A
10 mA to 1.5 A
Maximum 3 A (for 10 ms)
Max. 0,5 mA
Max. 2 ms
Max. 13 ms
Reference Manual, Ausgabe 11/2016, A5E00850736-08
With fan subassembly
21 A
14 A
S7-400 Automation System Module Data