4. Troubleshooting (PROFIBUS DP)
RC700 / RC90 Option Fieldbus I/O Rev.14 295
4.2.2.1 Master: Communication Error
Error Description
OFF
Light
Blinking
error
- Slave disconnected from the network
(Remote I/O communication error)
- Slave not added to the network
(Scan list collation error)
- Nonstandard wiring
- No or too many terminating resistors
Master/Slave: Communication Error
Absent Slave LED Condition