Troubleshooting
Connector Pin Descriptions
6-14
Model 15
i
Instruction Manual
Thermo Fisher Scientific
Connector
Label
Reference
Designator
Pin
Signal Description
4
NC
5
Ground
6
+5V
7
NC
8
NC
9
Ground
10
O2 SENSOR INPUT
11
NC
12
NC
13
NC
14
O2 SENSOR THERMISTOR INPUT
15
NC
16
+5V
Z/S J13 1
+24V
2
Zero/Span
Solenoid
Control
SAMPLE J14
1 +24V
2
Sample Solenoid Control
SPAN1 J15
1
+24V
2
Converter Solenoid Control
SPAN2 J16
1
+24V
2
Span 2 Solenoid Control
DATA J17 1
Ground
2
+RS485 from Motherboard
3
-RS485 from Motherboard
24V IN
J18
1
+24V Input
2
Ground
FAN J19 1
+24V
(Fused)
2
Ground
FAN SW1
J20
1
+24V (Fused)
2
Fan
Control
FAN SW2
J21
1
+24V (Fused)
2
Fan
Control