SJ700
2
Inverter
T
roub
leshooting
and Maintenance
6–13
DeviceNet Expansion Card –
Use the following table to diagnose errors caused by a
DeviceNet expansion card. Each error will cause the inverter to trip (according to parameter
settings P045 and P048), turning OFF its output and displaying an error code.
If the expansion card does not operate normally, use the following diagrams to check the DIP
switch settings. For more details, refer to the expansion card instruction manual.
DeviceNet Expansion Card Errors
Error Code: OPE / SRW
Name
Probable Cause(s)
E60.- E70.-
DeviceNet Communication
Error
The communication speed may be
incorrect
OP1-0 OP2-0
The network wiring length may
not be appropriate
A connector is loose (or wire not
connected)
E6 1.- E7 1.-
Duplicate MAC ID
Two or more devices on the
network have the same MAC ID
OP1-1 OP2-1
E62.- E72.-
External trip
Check the Force Fault/Trip bit.
Attribute 17 in the Instance 1 of
Class 19 may be set to 1. If so,
clear the bit to 0.
OP1-2 OP2-2
E69.- E79.-
Inverter communication
error
The expansion card may not be
properly connected to the inverter
OP1-9 OP2-9
DR1
DR0
DR
DR1
DR0
DR
DR1
DR0
DR
125 kbps
250 kbps
500 kbps
DeviceNet Baud Rate Setting
MAC ID
DIP switch example
DeviceNet MAC ID Setting
NA32 NA16 NA8 NA4 NA2 NA1
Description of switch setting
1 • 2
5
+ 0 • 2
4
+1 • 2
3
+0 • 2
2
+ 0 • 2
1
+ 1 • 2
0
= 29h (hex) = 41 (decimal)