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R
EPLACEMENT
P
ARTS
7-2
October 1999 Rosemount Analytical 748250-L
Model 880A Non-Dispersive Infrared Analyzer
7.2.1 M
ODEL
880A C
OMMON
P
ARTS
Reference Figure 7-1.
657849
LCD Display
655135
Power Supply Board
898724
Power Amplifier
622700
Resistor Assembly
622751
Transformer
623785
Micro Board
624088
Signal Board
7.2.2 C
ASE
H
EATER
T
EMPERATURE
C
ONTROL
A
SSEMBLY
(O
PTION
)
Reference Figure 7-2.
624006
Temperature Control Board
622917
Temperature Sensor
624433
Thermal Fuse
622733
Fan
622732
Heater
7.2.3 O
PTICAL
B
ENCH
Reference Figures 6-2, 6-3, and 7-3.
623998
Oscillator Board
898733
Detector Thermal Fuse
622917
Detector Temperature Sensor
620298
Detector Heater
652605
Chopper Motor
624442
Source (Matched Pair)
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