Commissioning
Field bus connection and configuration
Item No.: 099-008225-EWM01
19
4.4.4
Profibus
4.4.4.1 Module specification
The Profibus module supports cyclical data exchange according to the PROFIBUS-DP EN 50 170
specification (DIN 19245).
4.4.4.2 Module, position of the operating elements
The Profibus module has a variety of operating elements arranged on the PCB side:
Figure 4-10
4.4.4.3 Meaning of the LEDs
The module is fitted with a block of 4 LEDs that signal the status of the module during operation:
LED Status
Meaning
1 -
-
2
On – Green
Module is connected to the Profibus, communication is possible
Off
Module is not connected
3
On – Red
Module is not connected to the Profibus, no communication is
possible
Off
Module is not connected
4 Flashing,
1Hz Error
in configuration (1)
Flashing, 2Hz
Error in parameter data (1)
Flashing, 4Hz
Error when initialising the Profibus communication
Off
No diagnostics active
(1) Pre-defined data length of the module does not match the network configuration.