Digital Modules
4-73
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
4.20 Digital Output Module SM 422; DO 32 24 VDC/0.5 A;(6ES7422-7BL00-0AB0)
Characteristics
The digital output module SM 422; DO 32 24 VDC/0.5 A has the following
features:
32 outputs, fused and isolated in groups of 8
0.5 A output current
24 VDC rated load voltage
Group error display for internal faults (INTF) and external faults (EXTF)
Programmable diagnostics
Programmable diagnostic interrupt
Programmable substitute value output
The status LEDs also indicate the system status even when the front connector is
not inserted.