▇ 【St 5-4】Communication parameter set
I. Controller software settings:
1. Press and hold "MODE" key 5 sec to enter LEVEL 2
2. Set "Lock=1111"
3. Press and hold "MODE" key + "<" key 5 sec to enter LEVEL 4
4. Set "St-5-4=1"
(Default 0000 was revised to 1000)
5. Press AUT key Back to LEVEL1
(Press and hold" MODE" key for 5 Back to LEVEL1)
6. Press and hold "MODE" key + "<" key 5 sec to enter LEVEL 3
7. Set Parameter ID,STOP,BAUD
II. Computer communications software set
1. Turn on the messaging software
2. Confirm ID, STOP, BAUD controller set the same
3. Press OPEN to open communications software
4. Input the class address (PV value address=128)
5. Press Read read controller values
6. Confirm read controller values
7. Input the class address (SV value hierarchy address=0)
8. Press Read read controller values
9. Confirm read controller values
10. Input SV a value to modify the value
11. Press the Write value
12. Confirm the input value
Note: SV value can be written to modify, PV value can not be written to modify
Parameter Default
ID: 2
STOP: O_81
BAUD: 9600
Communications software download: MODBUS_RS485 Communication Test Software (Chinese)