Siemens SIMATIC ET 200AL, System Manual

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Product overview
2.3 Functions
IM 157-1 PN (6ES7157-1AB00-0AB0)
18
Equipment Manual, 05/2021, A5E32347036-AE
Additional information
Additional information on diagnostics can be found in the I/O module device manuals.
Hardware interrupt
Ending a "Pause" causes hardware interrupts to be detected again.
"Pause" behavior under certain operating conditions
A "Pause" is ended in the following cases:
Table 2- 2 Ending a "Pause"
Ending a "Pause" Explanation
The supply voltage 1L+ of the interface module
module has failed.
The "pause" is exited and can be re-activated by re-
sending the PROFIenergy parameter assignment
followed by the "Start_Pause" command.
• Stop controller
1
• Controller failure (connection interrupted)
1
• Firmware update
• Reset to factory settings
• Deactivating the IO device
1
The I/O module was pulled and plugged
Station stop
1
• Removing an I/O module
The "pause" is exited , the PROFIenergy parameter
assignment is still on the I/O module and the
"pause" can be re-activated by the "Start_Pause"
command.
The supply voltage 1L+ of the I/O module has
failed
The parameter settings of the I/O module were
changed during operation using data record
128
1
The substitute value behavior was activated.