Digital Modules
4-87
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
4.23 Digital Output Module SM 422;
DO 16 20-120 VAC/2 A; (6ES7422-5EH00-0AB0)
Characteristics
The SM 422; DO 16 20-120 VAC/2 A has the following features:
• 16 outputs, isolated in groups of 1
• 2 A output current
• Rated load voltage 20 VAC to 120 VAC
• Group error display for internal faults (INTF) and external faults (EXTF)
• Programmable diagnostics
• Programmable diagnostic interrupt
• Programmable substitute value output
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