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Instruction Manual
748297-E
June 2003
Installation Rosemount Analytical Inc. A Division of Emerson Process Management
2-8
Model NGA2000 HFID
HARNESS, GLOW PLUG
J3
P3
J4
P4
J5
P5
J6
P6
J1
P1
J2
P2
J3
P3
P7
J7
COMPUTER
ANALYSIS
BOARD
J1
P1
CABLE ASSEMBLY,
FLAT 30 COND
MTG
STUD
GND
STRAP
POWER
RESISTOR
SENSOR ASSEMBLY,
REF TEMP
CABLE ASSEMBLY,
OVEN HEATER
SENSOR ASSEMBLY,
FLAME OUT
SAMPLE RTD
OVEN
RTD
P4 J4
P18
J18
P17
J17
P5 J5
P3 J3
CABLE ASSEMBLY
,
FLAT 24 COND
P4
J4
P5
J5
P10
J10
J7
P7
J11
P11
J8
P8
J2
P2
J6
P6
J9
P9
J3
P3
P1
J1
RED
BLK
RED
BLK
BRN
RED
ORN
YEL
GRN
BLU
POWER
SUPPLY
BOARD
+
-
+
-
+
-
FUEL SOL.
OVEN HEATER
AIR
POWE
R
OVEN
HEAT
FLAMEON
PURGE AIR
HARNESS
CABLE ASSEMBLY,
SENSOR BD TO HARNESS
P10
J10
SENSOR
BOARD
J14
P15
J15
P16
J16
P13
J13
P11
J11
NC
SENSOR,
CASE TEMP
J14
P14
CABLE ASSY,
PRESSURE
SWITCH
SAFETY
BOARD
CABLE ASSEMBLY, FLAT 20 COND
CABLE ASSEMBLY,
FLAT 16 COND
J4
P4
P2
12345678
CABLE ASSEMBLY, FLAT3COND
P16
J16
P15
J15
2-WAY SOLENOID
FUEL IN
3-WAY SOLENOID
AIR
CABLE ASSEMBLY,
FLAT 10 COND
HEATER
THERMOSTAT
FAN ASSEMBLY
PWR
MOD
J1
J1
J6
J5 +10V REF
POWER
MODULE
ASSEMBLY
J2
P3
J3
RTN
JP1
J4
HARNESS,
CHASSIS
J11 P11
J10 P10
J12 P12
SENSOR,
AIR
PRESSUR
E
SENSOR,
FUEL
PRESSURE
SENSOR,
SAMPLE
PRESSURE
J10 P10
J9 P9
J7 P7
J8 P8
J12 P12
NC
CABLE
ASSEMBLY,
IGNITOR
J1 P1
PREAMP
BOARD
CHASSIS
GND
SHIELD
E3
R37
R38
CABLE ASSEMBLY, THERMAL FUSE
CABLE ASSEMBLY, CATHODE
DETECTOR
BLOCK
ASSEMBLY
THERMAL OVEN SAMPLE
SWITCH RTD RTD
OVEN
HEATER
CATHODE
ANODE
CABLE ASSEMBLY, ANODE
POL
VOL
GRY
PUR
EI
E2
SHIELD
J1
P1
J2
FLOW
SWITCH
CASE
PRESS
SWITCH
FLOW
SW
FLOW
SW
P1 J1
P2 J2
CABLE ASSEMBLY,
FLAT 3 COND
RED
BLK
GRN
LON/POWER
MODULE
P5
J5
E2 24VOLT
E1 RTN
E3
LED INDICATOR
ASSEMBLY
SWITCH
ASSEMBLY,
MANUAL
IGNITE
J6
Figure 2-6. HFID Wiring Diagram