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2 parameters of the digital output modules – Siemens Simatic S7-400 User Manual

Page 130

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Digital Modules

4-8

S7-400, M7-400 Programmable Controllers Module Specifications

A5E00069467-07

4.3.2

Parameters of the Digital Output Modules

The parameterized digital output modules use a subset of the parameters and
ranges of values listed in the table below, depending on the functionality. Refer to
the section on the relevant digital module, starting from Section 4.16, to find out
which subset it is capable of using.

The default settings apply if you have not performed parameter assignment in
STEP 7.

Table 4-7

Parameters of the Digital Output Modules

Parameter

Value Range

Default

2)

Parameter

Type

Scope

Enable

Diagnostic interrupt

1)

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

Wire break

No load voltage L+

Short circuit to M

Short circuit to L+

Fuse blown

Yes/no
Yes/no
Yes/no
Yes/no
Yes/no

No
No
No
No
No

Static

Channel

Substitute “1”

Yes/no

No

Dynamic

Channel

1)

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.

2)

Only in the CC (central controller) is it possible to start up the digital modules with the default settings and
without support from HWCONFIG.

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