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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

173

4.20.2 Assigning parameters to the SM 422; DO 16 x AC 20-120 V/2 A

Parameter assignment

You will find a description of the general procedure for assigning parameters to digital

modules in the respective sections.

Parameters of the SM 422; DO 16 x AC 20-120 V/2 A

You will find an overview of the parameters you can set and their default settings for the

SM 422; DO 16 x AC 20-120 V/2 A in the following table.

Table 4- 15 Parameters of the SM 422; DO 16 x AC 20-120 V/2 A

Parameters Value range Default

Parameter type Scope

Enable

 Diagnostic interrupt

Yes/no No Dynamic Module

 Destination CPU for interrupt

1 to 4 - Static Module

Reaction to CPU STOP Substitute a value

(SV)

Keep last value

(KLV)

SV Dynamic Module

Diagnostics

 Fuse blown

Yes/no No Static Channel

Set substitution value "1" Yes/no No Dynamic Channel

If you use the module in ER-1/ER-2, you must set this parameter to "No" because the interrupt lines are not available in

ER-1/ER-2.

Only in the CR (central rack) is it possible to start up the digital modules with the default settings.

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