Product FAQ

SUBJECT VIEWS FAQ TYPE MODEL LAST UPDATED DETAIL
After a period of time, the 4G light will be on without flashing. 15 Troubleshooting GTP-541M 2020-12-04
Can I change the typesetting of variable SMS content? 18 Applications GTP-541M 2020-12-04
The alert message was not received. 6 Troubleshooting GTP-541M 2020-12-04
Please refer to the link below:

The alert message was not received.
Writing parameters using the utility fails. 7 Troubleshooting GTP-541M 2020-12-04
Please refer to the link below:

Writing parameters using the utility fails.
 
GTP-541M has used the utility to set parameters and write them successfully, but why can't the SMS alarm be triggered 7 Troubleshooting GTP-541M 2020-12-04
The format of the voice file I used has been determined to be the same as that in the manual. Why is there still no voice when receiving the voice alarm? 9 Troubleshooting GTP-541M 2020-12-04
I send a ModBus command to the GTP-541M via the PLC and receive a duplicate message. 3 Troubleshooting GTP-541M 2020-12-04
Can the GTP-541M use the NC/NO trigger SMS at the same DI? 2 Product Functionality GTP-541M 2020-12-02
After triggering the alert message, the phone received multiple message 3 Troubleshooting GTP-541M 2020-12-02
Can foreign numbers be used? 6 Troubleshooting GTP-541M 2020-12-02
Please refer to the link below:

Can foreign numbers be used?