ABB TPU2000R - Page 288

TPU2000/2000R Modbus/Modbus Plus/ Modbus TCP/IP Automation Guide
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21/3 INPUT20 index byte
22/1 INPUT21 high byte
22/2 INPUT21 low byte
22/3 INPUT21 index byte
23/1 INPUT22 high byte
23/2 INPUT22 low byte
23/3 INPUT22 index byte
24/1 INPUT23 high byte
24/2 INPUT23 low byte
24/3 INPUT23 index byte
25/1 INPUT24 high byte
25/2 INPUT24 low byte
25/3 INPUT24 index byte
26/1 INPUT25 high byte
26/2 INPUT25 low byte
26/3 INPUT25 index byte
27/1 INPUT26 high byte
27/2 INPUT26 low byte
27/3 INPUT26 index byte
28/1 INPUT27 high byte
28/2 INPUT27 low byte
28/3 INPUT27 index byte
29/1 INPUT28 high byte
29/2 INPUT28 low byte
29/3 INPUT28 index byte
30/1 INPUT29 high byte
30/2 INPUT29 low byte
30/3 INPUT29 index byte
31/1 INPUT30 high byte
31/2 INPUT30 low byte
31/3 INPUT30 index byte
32/1 INPUT31 high byte
32/2 INPUT31 low byte
32/3 INPUT31 index byte
33/1 INPUT32 high byte
33/2 INPUT32 low byte
33/3 INPUT32 index byte
34/1 spare
34/2 Checksum high byte
34/3 Checksum low byte
4.2 Transmit Programmable Input Negated AND Input ( 3 4 2 )
From TPU Negated Programmable Input data transferred from TPU2 to PC. (3, 4, 2)
Bit = 0, Enabled when input is opened.
Bit = 1, Enabled when input is closed.
Low byte consists of bits 0 through 7.
High byte consists of bits 8 through 15.
Msg byte
Definition
1/1 Relay Status (see command 3 4 1, msg 1/1)
1/2 Command + Subcommand = 0x42
1/3 Total Number of Messages = 23
2/1 INPUT1 high byte
2/2 INPUT1 low byte
2/3 INPUT2 high byte
3/1 INPUT2 low byte
3/2 INPUT3 high byte