18
NT579-NT579 RS485
TECSYSTEM SHANGHAI
CPU STATUS
BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
Not used Not used Not used Not used PT Fault V_rif Fault FCD Fault E2P Error
CH A-b-c STATUS
BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
Not used TRIP ALARM Not used FAN FCD FOC FCC
CH A-b-c STORY
BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
Not used TRIP ALARM Not used Not used Not used FOC FCC
Address HI
(10)
Address LO
(10)
Data HI Data LO Note 1 Note 2
R: read
W:write
RW: read/write
0 51 0 Address Modbus address 1~255 R
0 52 0 Bdr
Modbus baud
rate
0=2400 Baud
R
1=4800 Baud
2=9600 Baud
3=19200 Baud
4=38400 Baud
0 53 0 Parity
Modbus parity
bit
0=No Parity
R
1=even Parity
2=odd Parity
CH L1-L2-L3 STATUS
CH L1-L2-L3 STORY