Siemens CPU 1518-4 PN/DP ODK User Manual

Interrupts/diagnostics alarms
6.2 Interrupts and diagnostics
CPU 1512C-1 PN (6ES7512-1CK00-0AB0)
122 Manual, 09/2016, A5E35306440-AB
6.2
Interrupts and diagnostics
6.2.1
Interrupts and diagnostics of the CPU part
For information on the topic of "Interrupts", refer to the STEP 7 (TIA Portal) online help.
For information on "Diagnostics" and "System alarms", refer to the Diagnostics
(http://support.automation.siemens.com/WW/view/en/59192926
) function manual.
6.2.2
Interrupts and diagnostics of the analog on-board I/O
Diagnostics interrupt
The analog on-board I/O generates a diagnostics interrupt at the following events:
Table 6- 8 Diagnostics interrupt for inputs and outputs
Event
Diagnostics interrupt
Inputs
Outputs
Overflow
x
x
Underflow
x
x
Wire break x
1)
x
2)
Short-circuit to ground
---
x
3)
1)
Possible for the voltage measuring range (1 to 5 V), current measuring range (4 to 20 mA)
2)
Possible for current output type
3)
Possible for voltage output type

Siemens CPU 1518-4 PN/DP ODK Specifications

General

Brand	Siemens
Model	CPU 1518-4 PN/DP ODK
Category	Controller
Language	English