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Appendix 2 Communication prtocol
3: Send Stop command
write 01H to 2000H
send char. ":010620000001 "CR LF
send char. HEX: 3A 30 31 30 36 32 30 30 30 30 30 30 31 44 38 0D
0A
receive char. HEX: 3A 30 31 30 36 32 30 30 30 30 30 30 31 44 38
0D 0A
4: P101=3
write 03H to 0065H
SEND : 3A 30 31 30 36 30 30 36 35 30 30 30 33 39 31 0D 0A
BACK : 3A 30 31 30 36 30 30 36 35 30 30 30 33 39 31 0D 0A
write 05H to 0065H
SEND : 3A 30 31 30 36 30 30 36 35 30 30 30 35 38 46 0D 0A
BACK : 3A 30 31 30 36 30 30 36 35 30 30 30 35 38 46 0D 0A
Which computing "44 38" reference manual LRC.
RTU example:
Firstly setting: P101 = 5(freq. source);
P102 = 2(control mode);
P700 = 1(baud rate 9600);
P701= 3 (8N1 FOR RTU)
P702= 1 (Address)
RTU mode:
1. freq Set:
write 50.00HZ (1388H) to 2001H
send: 01 06 20 01 13 88 DE 9C
reply: 01 06 20 01 13 88 DE 9C
2. send run command
write 02H to 2000H
send: 01H 06H 2000H 00H 02H 03H(CRCL) CBH(CRCH)
reply: 01H 06H 2000H 00H 02H 03H(CRCL) CBH(CRCH)
3. send stop command
write 01H to 2000H
Summary of Contents for NZE Series
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