
Digital modules
4.20 Digital output module SM 422; DO 16 x AC 20-120 V/2 A (6ES7422-5EH00-0AB0)
S7-400 Automation System Module Data
Reference Manual, Edition 09/2009, A5E00850736-06
171
Specifications of the SM 422; DO 16 x AC 20-120 V/2 A
Dimensions and weight
Dimensions W x H x D (mm) 25 x 290 x 210
Weight Approx. 800 g
Module-specific data
Number of outputs 16
Cable length
Unshielded
Max. 600 m
Shielded
Max. 1000 m
Voltages, currents, electrical potentials
Nominal load voltage L+ 20 to 132 VAC
Permitted frequency range
47 to 63 Hz
Total current of the outputs
With fan
subassembly
Up to 40° C
Max. 16 A 24 A
Up to 60° C
Max. 7 A 16 A
Electrical isolation
Between channels and the backplane bus
Yes
Between channels
In groups of
Yes
1
Permissible potential difference
Between M-internal and the outputs
120 VAC
Between outputs of different groups
250 VAC
Isolation test voltage 1500 VDC
Current consumption
From the backplane bus (5 V)
Max. 600 mA
From load voltage L+ (no load)
Max. 0 mA
Power loss of the module Typ. 20 W
Status, interrupts, diagnostics
Status display Green LED per channel
Interrupts
Diagnostic interrupt
Programmable
Diagnostic functions Programmable
Group error display
for internal disruption
for external disruption
Red LED (INTF)
Red LED (EXTF)
Diagnostic information dump
Supported
Injection of substitution values Yes, programmable
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