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Configuration Modbus

DIP switch configuration

This is DIP switch functions diagram for Modbus RTU configuration. For enable Modbus RTU protocol 1 switch should be in OFF position.

AMB-8I-4O-DIP-1.png


Baudrate configuration

Baudrate configuration for both Modbus and IEC

Switch Baudrate
0000
9600
0001
1200
0010
2400
0011
4800
0100
14400
0101
19200
0110
28800
0111 38400
1000
57600
1001
76800
1010
115200
1011
230400
1100
256000
1101
460800
1110
576000
1111
921600

Address configuration for Modbus RTU
Switch Value Modbus Address
00000 0
1
00001 1
2
00010 2
3
00011 3
4
00100 4
5
00101 5
6
00110 6
7
00111 7
10
01000 8
20
01001 9
30
01010 10
40
01011 11
50
01100 12
60
01101 13
70
01110 14
80
01111 15
90
10000 16
100
10001 17
110
10010 18
120
10011 19
130
10100 20
140
10101 21
150
10110 22
160
10111 23
170
11000 24
180
11001 25
190
11010 26
200
11011 27
210
11100 28
220
11101 29
230
11110 30
240
11111 31
250