Figure 2-5. I/O Terminal Board Views; Table 2-1. I/O Terminal Board Pin Descriptions - Thermo Scientific 42i Instruction Manual

Installation
Connecting External Devices
See Detail "A"
Component Side Viewed from Top of Board
Assembled Connector
2-6 Model 42i Instruction Manual
See Detail "B"
Figure 2–5. I/O Terminal Board Views
Table 2–1. I/O Terminal Board Pin Descriptions
Screw Signal Description
1 Analog1
2 Analog ground
3 Analog2
4 Analog ground
5 Analog3
6 Analog ground
7 Analog4
8 Analog ground
9 Analog5
10 Analog ground
11 Analog6
12 Analog ground
Detail "A"
Screw Signal Description
13 Power_Fail_NC
14 Power_Fail_COM
15 Power_Fail_NO
16 TTL_Input1
17 TTL_Input2
18 TTL_Input3
19 TTL_Input4
20 Digital ground
21 TTL_Input5
22 TTL_Input6
23 TTL_Input7
24 Digital ground
Thermo Fisher Scientific
Detail "B"