
A-24
FMT 3000 Hardware Reference Manual - Connectors and Jumpers
Table A-18. 21-Pin Terminal Block - Digital Inputs/Outputs & DC Power (TB1)
PIN NUMBER
FUNCTION
21
DC Power +
20
DC Power -
19
Case Ground
18
Dig Input +1
17
Dig Input -1
16
Dig Input +2
15
Dig Input -2
14
Dig Input +3
13
Dig Input -3
12
Dig Input +4
11
Dig Input -4
10
Dig Input +5
9
Dig Input -5
8
Dig Input +6
7
Dig Input -6
6
Relay out 1 NC
5
Relay out 1 com
4
Relay out 1 ND
3
Relay out 2 NC
2
Relay out 2 com
1
Relay out 2 ND