Diagnostic Alarms - Siemens S7-1200 System Manual
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Also See for S7-1200:
- Operating instructions manual (132 pages) ,
- Programming manualline (74 pages) ,
- Manual (46 pages)
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SM 1278 4xIO-Link Master
15.4 Interrupt, error, and system alarms
LED port error
F1 ... F4
Off
On
15.4.2
Diagnostic alarms
Module errors are indicated as diagnostics (module status) only in IO-Link mode.
Diagnostic
Error code
alarm
(decimal)
Short-circuit
1
Undervoltage
2
Overvoltage
3
Overheating
5
Wire break
6
Overflow
7
Underflow
8
Error
9
Parameter
16
assignment
error
Supply
17
voltage
missing
826
Meaning
No error
Error
STATU
Meaning (IO-Link error code)
S
(W#16#.
..)
1804
Short-circuit at the process cables on the IO-Link device
7710
Short-circuit on IO device
5111
Supply voltage too low
5112
5110
Supply voltage too high
1805
Temperature exceeded on master
4000
Temperature exceeded on device
4210
1800
No IO-Link device connected
•
There is a break on the signal line to the IO-Link device
•
IO-Link device cannot communicate due to a different error
•
8C10
Process tag range exceeded
8C20
8C20
Measuring range exceeded
8C30
Process tag range too low
---
All IO-Link error codes that are not listed here are mapped to
this PROFIBUS DP error
1882
IO-Link master could not be configured
1883
1802
Incorrect device
1886
Storage error
6320
Device was not configured correctly
6321
6350
1806
L+ supply voltage for device missing
1807
L+ supply voltage for device too low (<20 V)
IO-Link
master
X
X
X
X
X
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
IO-Link
device
X
X
X
X
X
X
X
X
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