Carrier WeatherExpert 48N2 Controls, Start-Up, Operation, Service, And Troubleshooting page 231

Packaged rooftop cooling units with gas heat, optional electric heat, or hydronic heat and comfortlink controls version 10.x
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PARAMETER GROUP
Options
EFB Protocol
* 41 for Supply Fan Motor VFD, 42 for Exhaust Fan Motor VFD.
Table C — VFD Parameters with CCN Points Configured with ComfortLink Controls
PARAMETER
PARAMETER
GROUP
TITLE
MOTOR NOM VOLT
MOTOR NOM
CURR
MOTOR NOM
Start-Up Data
FREQ
MOTOR NOM
SPEED
MOTOR NOM
POWER
Start/Stop/Dir
DIRECTION
ACCELER TIME 1
Accel/Decel
DECELER TIME 1
Motor Control
SWITCHING FREQ
* Depends on unit.
Table D — VFD Parameters Configured with ComfortLink Controls
PARAMETER GROUP
Start/Stop/Dir
Reference Select
Constant Speeds
System Controls
Start/Stop
Fault Functions
Automatic Reset
APPENDIX D — VFD INFORMATION (CONT)
Table B — VFD Parameters Configured by Carrier Assistant
PARAMETER TITLE
COMM PROT SEL
EFB PROTOCOL ID
EFB STATION ID
EFB BAUD RATE
EFB PARITY
EFB CTRL PROFILE
PARAMETER
INDEX
9905
9906
9907
9908
9909
1003
2202
2203
2606
PARAMETER TITLE
EXT1 COMMANDS
REF1 SELECT
CONST SPEED SEL
CONST SPEED 7
RUN ENABLE
FAULT RESET SEL
START ENABLE 1
START FUNCTION
STOP FUNCTION
COMM FAULT FUNC
COMM FAULT TIME
AR OVERCURRENT
AR OVERVOLTAGE
AR UNDERVOLTAGE
AR AI<MIN
AR EXTERNAL FAULT
PARAMETER INDEX
9802
5301
5302
5303
5304
5305
CARRIER
HVAC DEFAULT
DEFAULT
230V,460V,575V
1.0*In
60 Hz
60 Hz
1750 rpm
1750 rpm
1.0*Pn
FORWARD
REQUEST
30.0s
30.0s
30.0s
30.0s
4 kHz
8 kHz
PARAMETER INDEX
1001
1103
1201
1208
1601
1604
1608
2101
SCALAR FLYSTART
2102
3018
3019
3104
3105
3106
3107
3108
231
HVAC DEFAULT
CARRIER DEFAULT
NOT SEL (0)
0000 hex
0
9.6 kb/s
8 NONE 1
ABB DRV LIM
DCU PROFILE
CCN POINT
SUPPLY FAN VFD
*
VFD1NVLT
*
VFD1NAMP
VFD1NFRQ
VFD1NRPM
*
VFD1NPWR
VFD1MDIR
VFD1ACCL
VFD1DECL
VFD1SWFQ
HVAC DEFAULT
CARRIER DEFAULT
DI1
AI1
DI3
60 Hz
NOT SEL
KEYPAD
DI4
COAST
NOT SEL
CONST SP 7 (2)
10.0 s
Disable (0)
Enable (1)
Enable (1)
Enable (1)
Enable (1)
LEN (6)
0601 hex
41/42*
38.4 kb/s
8 NONE 1
CCN POINT
EXHAUST FAN
VFD
VFD2NVLT
VFD2NAMP
VFD2NFRQ
VFD2NRPM
VFD2NPWR
VFD2MDIR
VFD2ACCL
VFD2DECL
VFD2SWFQ
COMM (10)
COMM (8)
NOT SEL (0)
0 Hz
NOT SEL (0)
COMM (8)
DI4 (4)
AUTO (1)
RAMP (2)
10.0 s
Disable (0)
Disable (0)
Disable (0)
Disable (0)
Disable (0)

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