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Information for Replacing 4268A, 4288A with E4981A
Comparison of Interfaces
Scanner interface
Figure B-2
Pin Assignment
E4981A
/ C H 0
1
/ C H 2
2
/ C H 4
3
/ C H 6
4
/ C H _V A LID
5
/ IN D E X
6
E X T_D C V
7
e4981aue0025
Table B-4
Factory setting
352
8
/ C H 1
9
/ C H 3
10
/ C H 5
11
/ C H 7
(reserved)
12
E X T_TR IG
/ C H _V A LID
13
/ E O M
/ IN D E X
14
C O M M O N
E X T_D C V
Voltage range of input signal drive
power supply
4268A
/ C H 0
1
8
/ C H 1
/ C H 2
2
9
/ C H 3
/ C H 4
3
10
/ C H 5
4
11
(reserved)
5
12
E X T_TR IG
6
13
/ E O M
7
14
C O M M O N
E4981A
5-15 V
4288A
/ C H 0
1
8
/ C H 1
/ C H 2
2
9
/ C H 3
/ C H 4
3
10
/ C H 5
(reserved)
4
11
(reserved)
/ C H _V A LID
5
12
E X T_TR IG
/ IN D E X
6
13
/ E O M
E X T_D C V
7
14
C O M M O N
4268A
4288A
5-15 V
5-15 V
Appendix B
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