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TO COMMON ELECTRONICS
146i MEASUREMENT
INTERFACE BOARD
DATA
J11
3 Pin
24V
J10
2 Pin
AC
P1
3 Pin
Thermo Fisher Scientific
J5
6 Pin
J15
CONTROLLER 1
6 Pin
J16
CONTROLLER 2
6 Pin
J6
J3
8 Pin
J7
J3
8 Pin
GAS THERM.
J13
2 Pin
HEATER (24V, 1W)
J14
& OVEN THERM.
4 Pin
J4
4 Pin
AMBIENT TEMP. THERM.
J12
2 Pin
BENCH TEMP. THERM.
J3
2 Pin
J17
10 Pin
J18
2 Pin
J19
2 Pin
J20
2 Pin
J21
2 Pin
J22
2 Pin
J23
2 Pin
J8
2 Pin
J9
2 Pin
AC
J2
3 Pin
Figure 6-2. Board-Level Connection Diagram - Measurement System
DETECTOR
MASS FLOW
MASS FLOW
OZONATOR
J1
2 Pin
POWER SUPPLY
J2
6 Pin
J1
PHOTOMETER
2 Pin
POWER SUPPLY
J2
6 Pin
PERM OVEN
(OPTIONAL)
PRESSURE
SOLENOID
CONNECTOR
BOARD
PERM1 SOL.
PERM2 SOL.
OZ SOL.
RC SOL.
SAMP/REF SOL.
SPARE SOL.
FAN
FAN
PUMP AC
Troubleshooting
Board-Level Connection Diagrams
LAMP
LAMP
HEATER
LAMP
LAMP
HEATER
J1
GAS A SOL.
2 Pin
GAS B SOL.
J2
2 Pin
GAS C SOL.
J3
2 Pin
J4
GAS D SOL.
2 Pin
J5
GAS E SOL.
2 Pin
J6
GAS F SOL.
2 Pin
J7
Z – A SOL.
2 Pin
EXT/INT SOL.
J8
2 Pin
Model 146i Instruction Manual
6-9
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Troubleshooting
