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86
17. Modbus RTU rotary switch addresses
Example:
To set the slave address to the value 142, set the
rotary switches SW6 and SW7 to "8" and "E", respectively.
Please note that 0 is not a valid slave address as this is used for
broadcasting.
Modbus
address
SW
6
SW
7
Modbus
address
SW
6
SW
7
Modbus
address
SW
6
SW
7
Modbus
address
SW
6
SW
7
Modbus
address
SW
6
SW
7
1
0
1
51
3
3
101
6
5
151
9
7
201
C
9
2
0
2
52
3
4
102
6
6
152
9
8
202
C
A
3
0
3
53
3
5
103
6
7
153
9
9
203
C
B
4
0
4
54
3
6
104
6
8
154
9
A
204
C
C
5
0
5
55
3
7
105
6
9
155
9
B
205
C
D
6
0
6
56
3
8
106
6
A
156
9
C
206
C
E
7
0
7
57
3
9
107
6
B
157
9
D
207
C
F
8
0
8
58
3
A
108
6
C
158
9
E
208
D
0
9
0
9
59
3
B
109
6
D
159
9
F
209
D
1
10
0
A
60
3
C
110
6
E
160
A
0
210
D
2
11
0
B
61
3
D
111
6
F
161
A
1
211
D
3
12
0
C
62
3
E
112
7
0
162
A
2
212
D
4
13
0
D
63
3
F
113
7
1
163
A
3
213
D
5
14
0
E
64
4
0
114
7
2
164
A
4
214
D
6
15
0
F
65
4
1
115
7
3
165
A
5
215
D
7
16
1
0
66
4
2
116
7
4
166
A
6
216
D
8
17
1
1
67
4
3
117
7
5
167
A
7
217
D
9
18
1
2
68
4
4
118
7
6
168
A
8
218
D
A
19
1
3
69
4
5
119
7
7
169
A
9
219
D
B
20
1
4
70
4
6
120
7
8
170
A
A
220
D
C
21
1
5
71
4
7
121
7
9
171
A
B
221
D
D
22
1
6
72
4
8
122
7
A
172
A
C
222
D
E
23
1
7
73
4
9
123
7
B
173
A
D
223
D
F
24
1
8
74
4
A
124
7
C
174
A
E
224
E
0
25
1
9
75
4
B
125
7
D
175
B
F
225
E
1
26
1
A
76
4
C
126
7
E
176
B
0
226
E
2
27
1
B
77
4
D
127
7
F
177
B
1
227
E
3
28
1
C
78
4
E
128
8
0
178
B
2
228
E
4
29
1
D
79
4
F
129
8
1
179
B
3
229
E
5
30
1
E
80
5
0
130
8
2
180
B
4
230
E
6
31
1
F
81
5
1
131
8
3
181
B
5
231
E
7
32
2
0
82
5
2
132
8
4
182
B
6
232
E
8
33
2
1
83
5
3
133
8
5
183
B
7
233
E
9
34
2
2
84
5
4
134
8
6
184
B
8
234
E
A
35
2
3
85
5
5
135
8
7
185
B
9
235
E
B
36
2
4
86
5
6
136
8
8
186
B
A
236
E
C
37
2
5
87
5
7
137
8
9
187
B
B
237
E
D
38
2
6
88
5
8
138
8
A
188
B
C
238
E
E
39
2
7
89
5
9
139
8
B
189
B
D
239
E
F
40
2
8
90
5
A
140
8
C
190
B
E
240
F
0
41
2
9
91
5
B
141
8
D
191
B
F
241
F
1
42
2
A
92
5
C
142
8
E
192
C
0
242
F
2
43
2
B
93
5
D
143
8
F
193
C
1
243
F
3
44
2
C
94
5
E
144
9
0
194
C
2
244
F
4
45
2
D
95
5
F
145
9
1
195
C
3
245
F
5
46
2
E
96
6
0
146
9
2
196
C
4
246
F
6
47
2
F
97
6
1
147
9
3
197
C
5
247
F
7
48
3
0
98
6
2
148
9
4
198
C
6
49
3
1
99
6
3
149
9
5
199
C
7
50
3
2
100
6
4
150
9
6
200
C
8
Caution
It is very important to ensure that two devices do not
have the same address on the network. If two
devices have the same address, the result will be an
abnormal behaviour of the whole serial bus.
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