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COMPONENT USAGE
1[1]
1[1]
1[1]
1[1]
AUX 1 BOARD
1[1]
1[1]
1[1]
1[1]
4 x AI-2xAO BOARD
2[2]
2[2]
2[2]
1
PD4 - EXV BOARD
4
3
2
1
PD4 - SCPM BOARD
1
1
1
1
PD4 - BASIC BOARD
4
3
2
1
NUMBER OF COMPRESSORS
COMPONENTS
UNIT TYPE : WATER COOLED
2[1]
2[1]
2[1]
1[1]
AUX 1 BOARD
1[1]
1[1]
1[1]
1[1]
4 x AI-2xAO BOARD
1[4]
1[4]
1[4]
1[4]
NRCP BASIC BOARD
1[3]
1[3]
1[3]
1[3]
AUX 2 BOARD (8xDO)
1[3]
1[3]
1[3]
2[3]
4x DO BOARD
2[2]
2[2]
2[2]
1
PD4 - EXV BOARD
4
3
2
1
PD4 - SCPM BOARD
1
1
1
1
PD4 - BASIC BOARD
4
3
2
1
NUMBER OF COMPRESSORS
COMPONENTS
UNIT TYPE : AIR COOLED - 2 FAN STAGES PER CIRCUIT MAX
1[1]
1[1]
1[1]
1[1]
AUX 1 BOARD
1[1]
1[1]
1[1]
1[1]
4 x AI-2xAO BOARD
1[4]
1[4]
1[4]
0
NRCP BASIC BOARD
1[3]
1[3]
1[3]
1[3]
AUX 2 BOARD (8xDO)
2[3]
2[3]
2[3]
2[3]
4x DO BOARD
2[2]
2[2]
2[2]
1
PD4 - EXV BOARD
4
3
2
1
PD4 - SCPM BOARD
1
1
1
1
PD4 - BASIC BOARD
4
3
2
1
NUMBER OF COMPRESSORS
COMPONENTS
UNIT TYPE : AIR COOLED - MORE THAN 2 FAN STAGES (if no AUX board) or MORE
THAN 4 FAN STAGES (AUX BOARD) PER CIRCUIT
1 - additional 4 x AI - 2 x AO board or 8xD0-4xAI-2xAO board required for varifan or reclaim sensors or
water valve option
2 - Second EXV board is required for motor cooling using EXV valve on economizer units
3- 4xDO board or 8xDO board is required to control fans. 4xDO is also used to control hot gas bypass
valve on units with single compressor.
4-additional NRCP board is required for reclaim option or cooler heater option.
CARRIER SA
USER'S GUIDE FOR
30GX&HX PRO_DIALOG 4 V.2
ECG-UG-02-002
Rev: original
Page: 9/98
©
C
ARRIER
S
.
A
NOT
TO
BE
DISCLOSED
TO
PERSONS
OUTSIDE
CARRIER
ORGANIZATION
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