Behavior Of The Digital Outputs - Siemens SIMATIC ET 200AL Manual

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6.3 Behavior of the digital outputs

6.3 Behavior of the digital outputs
Display
The channel status LEDs are directly affected by the signal level at the socket.
Response to error detection
All channels that are in pause mode on "PE_MODE_PROCEED" report their diagnostic
status as in productive mode.
The following applies for all channels which switch to a different pause mode:
● During the "pause", error detection of "Short circuit" is not possible:
– Alarms for errors already pending before the "pause" are retained.
– After the "pause" is over, the error status is updated and incoming/outgoing errors are
Mode parameter
The following table shows the "Mode" parameter.
Table 6- 2
Element
Mode
82
reported correspondingly.
Mode parameter
Code
0 : PE_MODE_PROCEED
D
1 : PE_MODE_SHUTDOWN
D
3 : PE_MODE_LAST_VALUE
D
4 : PE_MODE_SUBST_VALUE
D
Digital input/Digital output module DIQ 16x24VDC/0.5A 8xM12 (6ES7143-5AH00-0BA0)
Explanation
Proceed at "pause"
Value status "GOOD"
•
Switch off at "pause"
Pause substitute value: 0
•
Value status "BAD"
•
Last value at "pause"
Pause substitute value: Last output value is
•
maintained
Value status "BAD"
•
Substitute value at "pause"
Pause substitute value: Configured pause substi-
•
tute value is output
Value status "BAD"
•
Manual, 03/2019, A5E38688112-AC
B