SINO SDS 2-3VA, Руководство по эксплуатации, Страница: 8 / 53

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1.2 Display Interface Description
No. Interface type Interface diagram Pin Signal
1 9 core TTL interface
1/3/5 Null
2 0V
4 Wrong signal
6 A
7 +5 V
8 B
9 R
2
9 core EIA-422-A
signal interface
1 -A
2 0V
3 -B
4 Wrong signal
5 -R
6 A
7 +5 V
8 B
9 R
3 EDM signal interface
1/4/5/
7/8/9
Null
2 Common
3 Normally off
6 Normally off
4 6 core signal interface
1 0V
2 A
3 B
4 R
5 +5 V
6
PE ground
wire
5 7 core signal interface
1 0V
2 Null
3 A
4 B
5 +5 V
6 R
7
PE ground
wire