Advertisement
Troubleshooting
Connector Pin Descriptions
6-18
Model 43i Trace Level-Enhanced Instruction Manual
Connector Label
Reference Designator
CONVERTER
MJ17
24V IN
P1
AC PUMP
PJ5
FAN
PJ4
AC IN
PJ3
AC CONVERTER
PJ12
Z/S SOL.
PJ7
SAMPLE SOL.
PJ8
CONV SOL.
PJ9
SPAN2 SOL.
PJ10
PERM OVEN THERM
POJ1
PERM OVEN
POJ3
Pin
Signal Description
2
Ground
3
AC-HOT
4
Bench Heater AC
1
Converter Temperature Input
2
Ground
3
Converter Heater On/Off
4
Ground
5
+15V
6
-15V
1
+24V
2
Ground
1
AC-HOT
2
AC-NEUT
3
AC-Ground
1
+24V
2
Ground
1
AC-HOT
2
AC-NEUT
3
AC-Ground
1
AC-HOT
2
AC-NEUT
3
AC-Ground
1
+24V
2
Zero/Span Solenoid Control
1
+24V
2
Sample Solenoid Control
1
+24V
2
Spare 1 Solenoid Control
1
+24V
2
Spare 2 Solenoid Control
1
Perm Oven Gas Thermistor
2
Ground
1
Perm Oven Heater On/Off
2
+15V Power
Thermo Fisher Scientific
Advertisement
Troubleshooting
