Agilent Technologies 6890 Series Service Manual page 617

1020 Cable Electronics
BCD Inputs
BCD Inputs
6890A and 6890 Plus
The BCD cable is used to read the position of a stream selection valve,
headspace sampler, or other device. It consists of eight passive inputs that
sense open/closed contacts.
If you are using a multiposition (stream selection) valve, you must also have
an external event cable.
Part no. G1530-60630
1
9
15
8
Connector 1
15 pin (male)
1
2
3
4
5, 6, 7
8
9, 10, 11
12
13
14
15
6 of 18
1
1
8
Signal name Logic
LS digit 0 Low (true)
LS digit 1 Low (true)
LS digit 2 Low (true)
LS digit 3 Low (true)
Unused
Ground
Unused
MS digit 0 Low (true)
MS digit 1 Low (true)
MS digit 2 Low (true)
MS digit 3 Low (true)
Cabling Configuration and Electronics
Agilent 6890 Gas Chromatograph Service Manual
2
G1530-60630
Color
Black
Brown
Red
Orange
Gray
Yellow
Green
Blue
Violet
BCD Unterminated
Jun 2001