
User Manual
Section 5
GFK-2958L
May 2021
Detailed Description of I/O Modules
306
5.25.1
LED Indicators EP-3264
Module Status
Green: Communication over the system bus
Red: Module System Fault or Diagnostic Fault
1.1
Red: channel error
1.2
--
1.3
Red: +24 V short circuit or line break (with
current < 1 mA)
1.4
--
2.1
Red: channel error
2.2
--
2.3
Red: +24 V short circuit or line break (with
current < 1 mA)
2.4
--
3.1
Red: channel error
3.2
--
3.3
Red: +24 V short circuit or line break (with
current < 1 mA)
3.4
--
4.1
Red: channel error
4.2
--
4.3
Red: +24 V short circuit or line break (with
current < 1 mA)
4.4
--
For error messages refer to Section 12, LED Indicators and Troubleshooting.
Figure 175: Block Diagram EP-3264