DeviceNet Slave Communication Card CMC-DN01
DVP-PLC Operation Manual
18
node address for
CMC-DN01
ECLv
The 5V power supplied by
the AC motor drive to
CMC-DN01 is too low.
Check the power supply of the PLC.
ECtt
CMC-DN01 enters test
mode.
Re-power the AC motor drive.
ECbF
DeviceNet bus-off
Re-power the AC motor drive.
ECnP
No power supply on the
DeviceNet network
1) Check the wiring of CMC-DN01 and power
supply in DeviceNet.
2) Reset CMC-DN01 to default settings.
7 LED Indicators and Trouble-shooting
There are 3 LED indicators on CMC-DN01. POWER LED displays the status of the power supply.
MS LED and NS LED are dual-color LEDs, displaying the connection status of the communication and
errors.
7.1 POWER
LED
LED status
Indication
How to correct
Off
Power supply in abnormal
status
Check the power supply of CMC-DN01.
On
Power supply in normal
status
--
7.2 NS
LED
LED status
Indication
How to correct
Off
No power supply or
CMC-DN01 has not
completed the MAC ID test
yet.
1. Check the power of CMC-DN01 and see if the
connection is normal.
2. Make sure at least one or more nodes are on the
bus.
。
3. Check if the serial baudrate of CMC-DN01 is the
same as that of other nodes.
Green light
flashes
CMC-DN01 is online but
has not established
connection to the master.
1. Configure CMC-DN01 to the scan list of the
master.
2. Re-download the configured data to the master.
Green light
on
CMC-DN01 is online and is
normally connected to the
master.
--
Red light
flashes
CMC-DN01 is online, but
I/O connection is timed-out.
1. Check if the network connection is normal.
2. Check if the master operates normally.
Red light on
1. The communication is
down.
2. MAC ID test failure
3. No power supply for
network
4. CMC-DN01 is offline.
1. Make sure all the MAC IDs on the network are not
repeated.
2. Check if the network installation is normal.
3. Check if the serial baudrate of CMC-DN01 is
consistent with that of other nodes.
4. Check if the node address of CMC-DN01 is illegal.
