Diagnostic Bus Leds - Festo Compact Performance CP-FB6-E Manual

3. Diagnosis

3.1.4 Diagnostic bus LEDs

The table below shows the possible INTERBUS specific
LED displays on the operating status of the CP node:
1. Error displays RC, BA, RD;
LEDs Operating status
RC Valve test mode is switched on.
BA If valves do not switch:
RD - CP connection is interrupted
- hardware error
String x
RC Valve test mode is switched on
BA
RD or
string assignment of CP system
String x has been modified
RC INTERBUS fault,
BA either:
RD - bus not connected or
interrupted
- interface switched off
RC No data transfer
BA
RD
Table continued on next page
3-6
( = lights up; = LED flashes; = out)
Error treatment
• Check CP connecting cable
• Servicing required
Exit the self test by switching off
the operating voltage
or
check/correct string assignment,
or
press the SAVE button in order
to save the new string
assignment
• Check or connect
bus cable
• Programmed switch off
by master
• Reset status on IBS
Check operating status
of module
CP FB6-E 9809c