Agilent Technologies 6890 Series Service Manual page 692

1215 External Connectors, 6890N
Overview
This section show the pinouts for the external connectors on the back of the
Agilent 6890N instrument. See section External Connectors, 6890A and 6890
Plus for the 6890A and 6890 Plus instruments.
These connectors are used for communications with external instruments.
Back of 6890N GC
S
A
M
P
L
E
R
1
S
A
M
P
L
E
R
2
T
R
A
Y
S
I
G
1
LAN
S
I
G
2
R R
E S
M /
O 2
T 3
E 2
E
V
E
N
T
B
C
D
Figure 1215-1
Jun 2001
Number Description
1 Sampler 1 – Communications and
power for the front injection tower
1
2 Sampler 2 – Communications and
power for the back injection tower
2
3 Tray – Communications and power for
the sample tray
3
4 Signal 1 – Analog output for
integrators or A/D converters
4
5 Signal 2 – Analog output for
5
integrators or A/D converters
6
6 LAN – Local Area Network
7 RS-232 – For modem or non-Agilent
7
controller
8
8 Remote – Start/stop signals for use
9
with integrators, Mass Sensitive detec-
10
tors, and other sampling devices (e.g.
headspace)
9 Event – Contact closures and 24V out-
puts for valve control
10 BCD input for stream selection valve
6890N GC external connections
Electrical
Agilent 6890 Gas Chromatograph Service Manual
Connector
P4
P5
P6
J1
J2
JP1
JP1
J4
J5
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