Contents
1
1.1
1.2
1.3
1.4
1.5
1.5.1
1.5.2
1.6
1.6.1
1.6.2
1.6.3
1.6.4
1.6.5
2
2.1
2.2
2.3
2.4
2.4.1
2.4.2
2.4.3
2.4.4
2.5
2.6
2.6.1
2.6.2
2.6.3
2.6.4
2.6.5
2.6.6
2.7
RS-485
2.8
2.9
2.10
2.11
2.12
2.13
2.14
2.15
2.16
3
3.1
TX3 Emergency Phone Installation and Operation Manual
Version 2
LT-6113
Copyright 2017
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7
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9
9
9
10
10
10
10
11
11
12
13
14
16
17
17
17
17
21
21
21
21
22
22
23
26
27
28
29
31
32
33
34
9
18
20
21
30
31
15
3
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