Thermo Scientific 5028i, Instruction Manual

Page: 51 / 330

Installation
Connecting External Devices
Thermo Fisher Scientific Model 5028
i
Instruction Manual 2-15
Component Side Viewed from Top of Board
Detail “A”
Detail “B”
Assembled Connector
See Detail “A”
See Detail “B”
Figure 2–9. D/O Terminal Board Views
Table 2–4. D/O Terminal Board Pin Descriptions
Screw Signal Description Screw Signal Description
1 Relay1_ContactA 13 Relay7_ContactA
2 Relay1_ContactB 14 Relay7_ContactB
3 Relay2_ContactA 15 Relay8_ContactA
4 Relay2_ContactB 16 Relay8_ContactB
5 Relay3_ContactA 17 Relay9_ContactA
6 Relay3_ContactB 18 Relay9_ContactB
7 Relay4_ContactA 19 Relay10_ContactA
8 Relay4_ContactB 20 Relay10_ContactB
9 Relay5_ContactA 21 (not used)
10 Relay5_ContactB 22 +24V
11 Relay6_ContactA 23 (not used)
12 Relay6_ContactB 24 +24V
The 25-pin terminal board is included with the optional I/O Expansion
Board. Figure 2–10 shows the recommended method for attaching the
cable (customer supplied) to the terminal board using the included tie-
down and spacer. Table 2–5 identifies the connector pins and associated
signals.
25-Pin Terminal Board