12/12/2021 7:05 PM | |
Joined: 10/30/2018 Last visit: 6/9/2024 Posts: 9 Rating: (0) |
Hello I want to write A coil address 1 to Siemens 7s12 relay to on off Circuit breaker but i am using fb 640 and et200sp ptp card when i use mode1 addres 2 Add length 1 and data pointer of db array bool my cp ptp card rx tx led blink when db bool is 0 when i try to write that bool 1 no rx tx light blink so can you help me to how to write coil in modbus thanks in advance this coil write function work in modbus pull and i also connect modbus pull slave plc as simulating device to chek my program write or not its work in modbus pull slave but not working in actual device ------------------------------------------------------------------------------------------ |
Last edited by: Jen_Moderator at: 12/13/2021 12:00:50New subject after splitting |
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