Table 6-6. I/O Expansion Board (Optional) Connector Pin Descriptions - Thermo Scientific 42i Instruction Manual

Troubleshooting
Connector Pin Descriptions
6-18 Model 42i Trace Level Instruction Manual
Connector Reference
Label Designator
Table 6–6. I/O Expansion Board (Optional) Connector Pin Descriptions
Connector Reference
Label Designator
EXPANSION I/O J1
MOTHER BD J2
Pin Signal Description
3 Ground
Pin Signal Description
1 Analog Voltage Input 1
2 Analog Voltage Input 2
3 Analog Voltage Input 3
4 Ground
5 Analog Voltage Input 4
6 Analog Voltage Input 5
7 Analog Voltage Input 6
8 Ground
9 Analog Voltage Input 7
10 Analog Voltage Input 8
11 Ground
12 NC
13 NC
14 Ground
15 Current Output 1
16 Current Output Return
17 Current Output 2
18 Current Output Return
19 Current Output 3
20 Current Output Return
21 Current Output 4
22 Current Output Return
23 Current Output 5
24 Current Output Return
25 Current Output 6
1 +5V
2 +24V
3 +24V
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