Interrupts, error messages, diagnostics and system alarms
5.1 Status and error displays
IM 157-1 DP (6ES7157-1AA00-0AB0)
24
Equipment Manual, 08/2021, A5E32100641-AE
DP LED
Table 5- 2
Status display of the DP LED
DP LED
Meaning
Solution
Off
There is no connection between the
PROFIBUS interface of your PROFIBUS
device and a communication partner (e.g.
DP master).
Check whether the bus cable to the DP
master is disconnected.
On
There is no connection between the
PROFIBUS interface of your PROFIBUS
device and a communication partner (e.g.
DP master).
-
LED ET-CON1, LED ET-CON2
Table 5- 3
Status displays of the LEDs ET-CON1 and ET-CON2
LEDs
Meaning
Solution
ET-CON1
ET-CON2
Off
There are no I/O modules available at the
respective ET-Connection or the modules
do not have supply voltage.
Check the wiring for the ET-Connection or
the supply voltage for the I/O module.
On
A communications connection to at least
one IO module at the corresponding ET-
Connection is available.
-
Содержание SIMATIC ET 200AL
Страница 2: ......
Страница 143: ......
Страница 218: ......
Страница 250: ......
Страница 296: ......
Страница 337: ......
Страница 365: ......
Страница 392: ......
Страница 419: ......
Страница 451: ......
Страница 483: ......
Страница 597: ......
Страница 648: ......
Страница 702: ......
Страница 739: ......
Страница 781: ......
Страница 804: ......
Страница 828: ......
Страница 853: ......
Страница 880: ......
Страница 906: ......
Страница 996: ...Diagnostics ...
Страница 1121: ......
Страница 1565: ......