1015 Cabling Diagrams, 6890N
6890N GC External Events (an unspecified, non-Agilent instrument)
12 of 14
Jun 2001
Cabling Configuration and Electronics
Agilent 6890 Gas Chromatograph Service Manual
Figure 1015-10 External event connections
Connector Signal name Maximum rating Wire
terminations
Corresponds
to valve #
24 volt control output
1 24 volt output 1 75 mA output Yellow 5
2 24 volt output 2 75 mA output Black 6
3 Ground Red
4 Ground White
Relay contact closures (normally open)
5 Contact closure 1 48V AC/DC, 250
mA
Orange 7
6 Contact closure 1 Green 7
7 Contact closure 2 48 V AC/DC, 250
mA
Brown or
violet
8
8 Contact closure 2 Blue 8
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