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GW-7433D-G FAQ

39

Troubleshooting

2020-04-21

NO.	Subject
Q01	How to modify the GW-7433D IP?
Q02	How to update the GW-7433D firmware?
Q03	Why the GW-7433D can't send any CAN message after setting by GW-7433D Utility? (the wire connection and baud rate setting are correctly)
Q04	Why the GW-7433D often appear error code 47 after some time and then the GW-7433D can't receive the CANopen slave data?
Q05	How SDO communication is initiated on CAN side? Does it send command when a Modbus TCP command register is updated or on any flag or data change event?
Q06	Does the gateway support storage of received PDOs in order to capture them? How much is buffer size & how it informs the Modbus TCP master about availability of updated data in the buffer?
Q07	GW-7433D will start to communication with CANopen devices after boot. Because some CANopen devices on our network need more time to ready, and it may cause some unknown issue. Is there any function can start/stop the communication of GW-7433D?
Q08	When I set the GW-7433D from “Normal Mode” to “Listen Only”. I see proper activity on the indicators however all Modbus addresses freeze in the last state. Is the “Listen Only“ working correctly?
Q09	Why the CANopen slave often appears “Buffer Overflow” error after boot-up with GW-7433D?

I-7232D-G FAQ

15

Troubleshooting

2020-04-21

NO.	Subject
Q01	How to configure the I-7232D Module?
Q02	How to add multiple instances in I-7232D?
Q03	May I use SCADA software with Modbus driver to control the CANopen device by using I-7232D?
Q04	What type of the Modbus device could be connected with I-7232D?

I-7231D-G FAQ

3

Troubleshooting

2020-04-21

NO.	Subject
Q01	How to create a CANopen slave with I-7231D and two I-7015?
Q02	What happens when certain DCON-module was disconnected or out of order?
Q03	How to update the I-7231D firmware?
Q04	How do I know that I-7231D works correctly?