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Instruction Manual
760004-A
February 2002
3-8 Operation Rosemount Analytical Inc. A Division of Emerson Process Management
Model NGA 2000 HFID
614
235
Torque Sequence:
Screw #1, 4 to 5 turns
Screw #2, 4 to 5 turns
Screw #3, 4 to 5 turns
Screw #4, 4 to 5 turns
Screw #5, 4 to 5 turns
Screw #6, 4 to 5 turns
Repeat torque sequence until
all screws are tight.
The gasket must fill in between
the front panel plate and the en-
closure.
DISPLAY MESSAGE DESCRIPTION TYPE
AIR FET
FID Air FET current WARNING
AIR PRESS
FID Air Pressure WARNING
BAIR FLOW
Burner Air Flow WARNING
BAROMETER
System Barometer WARNING
BFUEL FLOW
Burner Fuel Flow WARNING
BLOCK FET
Heater current WARNING
CASE TEMP
Case Temperature WARNING
CRUDE NOISE
Calculated Noise WARNING
CURRENTRNGHI
Current, High Range WARNING
CURRENTRNGLO
Current, Low Range WARNING
CURRENTSFAC
Current Range WARNING
FLAME TEMP
Flame Temperature WARNING
FUEL PRES
Fuel Pressure WARNING
LIN ERROR
Linearizer Error WARNING
N15 VOLTS
Power Supply -15V WARNING
P10 VOLTS
Power Supply +10V REF WARNING
P15 VOLTS
Power Supply +15V WARNING
POL VOLTS
Polarizing Volts WARNING
SAMP PRES
Sample Pressure WARNING
CALRESULT
Calibration Error FAILURE
PURGE AIR
FID Purge Air FAILURE
SW ERROR
Software Error FAILURE
Table 3-1. HFID Analyzer Module Alarms
Figure 3-3. Front Panel Torque Sequence