Lenze DDS System bus CAN for PLC - Manual (Page 129)

8.4 FIF_CAN_Management (node number: 111)
System bus (CAN) for Lenze PLC devices
FIF−CAN system blocks
8−6
L
PLC−Systembus EN 2.0
8.4.5 Status messages
The FIF_CAN_Management SB provides different status messages which can be processed in the
PLC program:
Variable Description
FIF_CAN_bCe1CommErrCanIn1_b TRUE FIF−CAN1_IN communication error
FIF_CAN_bCe2CommErrCanIn1_b TRUE FIF−CAN2_IN communication error
FIF_CAN_bCe3CommErrCanIn1_b TRUE FIF−CAN3_IN communication error
FIF_CAN_bCe4BusOffState_b TRUE FIF−CAN bus "off state" recognised
FIF_CAN_byNodeAddress 1...63 FIF−CAN node address ( ^ 3−3)
FIF_CAN_byState FIFsystem busoperating status
1 Operational
2 Pre−operational
3 Warning
4 Bus−off