Rosemount Analytical NGA 2000 - Oscillator Tune, Source Balance Shutter Adjustments

M
AINTENANCE AND
T
ROUBLESHOOTING
748332-D Rosemount Analytical June 1997
4-7
NGA 2000 Non-Dispersive Infrared Analyzer
Resistive Temperature
Detector
Thermal Fuse
Oscillator Board
Detector
Detector Heater
F
IGURE
4-5. O
SCILLATOR
T
UNE
, S
OURCE
B
ALANCE
S
HUTTER
A
DJUSTMENTS
F
IGURE
4-6. D
ETECTOR
B
LOCK
(E
XPLODED
V
IEW
)


CLOSE
OPEN
Sample
SHUTTER
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


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DETECTOR ASSEMBLY COVER
(Front View)
Oscillator Tune Adjustment
Source Balance Shutter
Adjustment Screw Hole