Carrier 50BV020-064 Controller Set Points, Controller Hardware Points, Software Points

Page 46
Table 21 — Controller Set Points

Table 21 — Controller Set Points

DESCRIPTION

 

VALUE

 

UNITS

STATUS

FORCE

 

NAME

DISPLAY SCREENS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OMNIZONE:SETPT01:

 

 

 

 

 

 

 

 

 

 

 

 

Supply fan Status

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

0.3

 

in. H2O

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

0.4

 

in. H2O

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

0.3

 

in. H2O

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

0.4

 

in. H2O

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT02:

 

 

 

 

 

 

 

 

 

 

 

 

VAVRESETbaseline

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

0

 

 

dF

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

0

 

 

dF

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

0

 

 

dF

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

0

 

 

dF

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT03:

 

 

 

 

 

 

 

 

 

 

 

 

Heat/Cool Mode & Reset

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

70

 

 

dF

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

74

 

 

dF

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

55

 

 

dF

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

85

 

 

dF

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT04:

 

 

 

 

 

 

 

 

 

 

 

 

Head Pressure Control

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

225

 

PSIG

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

225

 

PSIG

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

225

 

PSIG

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

225

 

PSIG

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT05:

 

 

 

 

 

 

 

 

 

 

 

 

Supply Static Pressure

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

1.5

 

in. H2O

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

1.5

 

in. H2O

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

1.5

 

in. H2O

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

1.5

 

in. H2O

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT06:

 

 

 

 

 

 

 

 

 

 

 

 

Supply Air Temperature

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

55

 

 

dF

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

55

 

 

dF

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

55

 

 

dF

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

55

 

 

dF

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT07:

 

 

 

 

 

 

 

 

 

 

 

 

Building Static Pressure

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

0.02

 

in. H2O

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

0.02

 

in. H2O

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

0.02

 

in. H2O

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

0.02

 

in. H2O

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT08:

 

 

 

 

 

 

 

 

 

 

 

 

BSP raw control

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

12.32

 

ma

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

12.32

 

ma

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

12.32

 

ma

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

12.32

 

ma

 

 

 

 

 

UnOccHgh

OMNIZONE:SETPT09:

 

 

 

 

 

 

 

 

 

 

 

 

Humidity Control

 

 

 

 

 

 

 

 

 

 

 

 

Occupied Lo Setpoint

 

0

 

%RH

 

 

 

 

 

OccLow

Occupied Hi Setpoint

 

99

 

%RH

 

 

 

 

 

OccHgh

Unoccupied Lo Setpoint

 

0

 

%RH

 

 

 

 

 

UnOccLow

Unoccupied Hi Setpoint

 

99

 

%RH

 

 

 

 

 

UnOccHgh

CHECK SYSTEM PARAMETERS — To

 

check

system

parameters, press the

 

 

button. The LID display will

 

STAT

show: “Hardware Points”. Press

 

 

to view the hard-

ENTER

ware points. The user can navigate up and down through the

points with the

and

keys.

Press 2 and STAT to display the software points. The user

can navigate up and down through the points with the Table 22 — Controller Hardware Points and

Table 23 — Software PointsManual backgroundManual background keys.

Refer to Tables 22 and 23 for hardware and software points.

Table 22 — Controller Hardware Points

DESCRIPTION

VALUE

UNITS

STATUS

FORCE

NAME

DISPLAY SCREENS

 

 

 

 

 

OMNIZONE:HWP01-32:

 

 

 

 

 

Hardware points Table 1

 

 

 

 

 

Supply Air Temperature

67

dF

 

 

SAT

Duct Static Pressure

0.2

in. H2O

 

 

DSP

Comp. Status MUX

1.86

Volts

 

 

CSMUX

Fire Alarm/ShutDown

Enable

 

 

 

FSD

Cond. Water Flow Switch

Yes

 

 

 

CDWF

Remote Occupancy

Disable

 

 

 

ROCC

Duct High Press. Switch

Normal

 

 

 

DHS

Entering Water Temp.

69.9

dF

 

 

EWT

Compressor 1 Relay

Stop

 

 

 

CMP1

Compressor 2 Relay

Stop

 

 

 

CMP2

Compressor 3 Relay

Stop

 

 

 

CMP3

Compressor 4 Relay

Stop

 

 

 

CMP4

Supply Fan/VFD

Stop

 

 

 

SF

VFD Speed Signal

0

%

 

 

SPEED

Non Critical Fault

Off

 

 

 

WARN

Critical Fault

Off

 

 

 

ALARM

Mixed/Return Air Temp

77.2

dF

 

 

MA_RA

Dirty Filter Status

Clean

 

 

 

FLTS

Phase Loss Protection

Normal

 

 

 

PHASE

Ext. Supply Air Reset

0

dF

 

 

RESET

Water Econ. FreezeStat

Normal

 

 

 

FREEZ

Space_Reset Sensor

79.2

dF

 

 

SPT

VFD Bypass Enable

Disable

 

 

 

BYPAS

Head Pressure(Comp1)

118.76

PSIG

 

 

PRES

Ventilation Request

Close

 

 

 

VENTR

VAV Terminals Control

No

 

 

 

TRMCT

2-position/Econo Valve

0

%

 

 

ECONO

Reverse/Head Press Ctrl

100

%

 

Control

MVLV

Hot Water Valve

0

%

 

 

HWV

Heat Interlock Relay

Off

 

 

 

HIR

Bypass Start_Stop

Stop

 

 

 

BPS_S

VAV Terminals Open MAX

Close

 

 

 

TRMOP

OMNIZONE:HWP33-64:

 

 

 

 

 

Hardware points table 2

 

 

 

 

 

Cooling Tower Sump

57.5

dF

 

 

TWR

Temp.

 

 

 

 

 

 

 

Building Static Milliamp

12.51

ma

 

 

BSP

Condenser Leaving Water

70.3

dF

 

 

LWT

Indoor Air Quality

587.21

 

 

 

IAQ

Indoor Relative Humidity

49.7

%

 

 

IRH

Outdoor Air Temp.

76.1

dF

 

 

OAT

Heat Stage 1

Off

 

 

 

HEAT1

Heat Stage 2

Off

 

 

 

HEAT2

Heat Stage 3

Off

 

 

 

HEAT3

Heat Stage 4

Off

 

 

 

HEAT4

Pump Request

Off

 

 

 

PUMP

Cooling Tower Request

Off

 

 

 

TOWER

Exhaust Fan

0

%

 

 

EXH

Ext. Dehumidification

Stop

 

 

 

DEHUM

Table 23 — Software Points

DESCRIPTION

VALUE

UNITS

STATUS

FORCE

NAME

DISPLAY SCREENS

 

 

 

 

 

OMNIZONE:SWP65-96:

 

 

 

 

 

Software Points

 

 

 

 

 

Compressor 1 Status

Off

 

 

 

CLO1

Compressor 2 Status

Off

 

 

 

CLO2

Compressor 3 Status

Off

 

 

 

CLO3

Compressor 4 Status

Off

 

 

 

CLO4

Bypass Acc Panel Secure

No

 

 

 

BP_SAFE

DX VAVRESET control

0

dF

 

 

VAVRESET

Factory/Field Test

Stop

 

 

 

FLDTST

Building Static Pressure

0.03

in. H2O

 

 

BSP_IN

Time Clock

Off

 

 

 

TIMCLOCK

Cooling

Disable

 

 

 

COOLOK

Supply Fan Status

Off

 

 

Control

SFS

Ok to run Fan

No

 

 

 

OKFAN

OK Fan + Sup. Fan Stat

FALSE

 

 

 

SF_SFS

Fan + Cond. Water Flow

FALSE

 

 

 

FAN_CDWF

Equipment Mode

Cool

 

 

Control

MODE

Activate Evacuation

Disable

 

 

 

EVAC

Mode

 

 

 

Space Control Point

74

dF

 

 

CTRLPT

Mod. Econ Enabled

No

 

 

Control

ECON_OK

Head Pressure Control

Disable

 

 

Control

HEAD

Economizer Control

77.22

dF

 

 

ECONPT

Temp.

 

 

 

 

 

 

 

Compressor Cooling

Disable

 

 

 

COMPRES

Duct Static Failure

Normal

 

 

 

DSP_ALM

Compressor 1 Alarm

Normal

 

 

 

C1_ALM

Compressor 2 Alarm

Normal

 

 

 

C2_ALM

Compressor 3 Alarm

Normal

 

 

 

C3_ALM

Compressor 4 Alarm

Normal

 

 

 

C4_ALM

Cond. Flow Alarm Status

Disable

 

 

Control

CDWF_ST

46

Image 46
Contents CONTENTS Installation, Start-Upand Service InstructionsSAFETY CONSIDERATIONS MAJOR SYSTEM COMPONENTS Constant Volume CV Units GENERALTable 2 - Modular Unit Shipping Table INSTALLATIONStep 1 - Complete Pre-InstallationChecks a50-7257efFig. 2 - 50BVC,J,Q020-034Dimensions Fig. 3 - 50BVE,K020-034Dimensions Fig. 4 - 50BVT,V,W034 High-BoyDimensions a50-8201Fig. 5 - 50BVT,V,W034 Low-BoyDimensions Fig. 6 - 50BVT,V,W044-064 High-BoyDimensions Fig. 7 - 50BVT,V,W044-064 Low-BoyDimensions Fig. 8 - 50BVU,X034 High-BoyDimensions Fig. 9 - 50BVU,X034 Low-BoyDimensions Fig. 10 - 50BVU,X044-064 High-BoyDimensions Fig. 11 - 50BVU,X044-064 Low-BoyDimensions NOTES 1.Dimensions in inches mm a50-7306efNOTES 1.Dimensions in inches mm a50-7307efa50-8235 Shipping Weights lbSize 034 Units Size 044-064Units Table 3A - Physical Data - 50BVC,E,J,K,Q Table 3B - Physical Data - 50BVT,U,V,W,X Fig. 15 - Typical Fan Discharge Connections for Multiple Fan UnitsP/N 39EK20462 a50-7138efFig. 16 - Duct Static Pressure Probe a50-7267efa50-8253 Fig. 19 - DHS Limit Switch P/NStep 4 - Make Piping Connections Fig. 18 - DHS Pressure Limit LocationTable 5B - Condenser Pressure Drop Table 5A - Condenser Pressure Drop50BVC,J,Q Units 50BVT,V,W UnitsTable 6B - Hot Water Pressure Drop Table 6A - Hot Water Pressure Drop50BVC,E,J,K,Q Units 50BVT,U,V,W,X Unitsft wg, 50BVT,U,V,W,X Units Step 5 - Complete Electrical ConnectionsTable 7B - Economizer Pressure Drop Curve a50-7270efTable 9A - Electrical Data - 50BVC,E,J,K,Q Table 9B - Electrical Data - 50BVT,U,V,W,X a50-7272ef Fig. 24 - Typical Wiring 18 to 30 Ton UnitsTwo-StageCooling Units a50-7164tf a50-7273efTable 10 - Recommended Cables Fig. 26 - Field Terminal BlockFig. 27 - Modular Unit VAV Control Panel Installation Unit Discharge Locationa50-7275ef a39-1867tValues for Supply-AirTemperature Sensor START-UPTable 11 - Thermistor Resistance vs Temperature 10 Kilo- ohmCV Unit Start-Up Table 13 - Fan Performance - 50BVC,E,Q020Table 14 - Fan Performance - 50BVC,E,Q024 Table 15 - Fan Performance - 50BVC,E,Q028 Table 16 - Fan Performance - 50BVC,E,Q034 Table 17 - Fan Performance - 50BVT,U,V034 Table 17 - Fan Performance - 50BVT,U,V034 cont Table 18 - Fan Performance - 50BVT,U,V044 Table 19 - Fan Performance - 50BVT,U,V054 Table 19 - Fan Performance - 50BVT,U,V054 cont Table 20 - Fan Performance - 50BVT,U,V064 Table 20 - Fan Performance - 50BVT,U,V064 cont VAV Unit Start-Up Fig. 32 - LID OMNIZONE VPAC02-06-04 a50-7425efFig. 33 - 50BV VFD Display The LID display will show Year Table 22 - Controller Hardware Points Table 21 - Controller Set PointsTable 23 - Software Points Table 24 - Configuration Parameters Unoccupied space or return air temperature demand SERVICE MAINTENANCEa50-187tf a50-186tfFig. 34 - Gravity Flow Method Fig. 35 - Forced Circulation MethodCharging the System Evaporator Fan Performance AdjustmentTROUBLESHOOTING a50-7135tfPROBLEM POSSIBLE CAUSECORRECTION PROCEDURE Table 28 - Unit TroubleshootingPROBLEM POSSIBLE CAUSETable 30 - Forcing an Input or Output Table 29 - CV Units LED Diagnostic CodesTable 31 - Clearing a Forced Input or Output Page Page Page Page FIELD WIRING UNIT WIRINGPage a50-7282ef FIELD WIRINGWIRE LEGEND TRANS-1FIELD WIRING PCB2 J1UNIT WIRING FIELD WIRINGPCB1 FIELD WIRING PCB1LEGEND AND NOTES FOR FIG Form 50BV-3SI Copyright 2008 Carrier CorporationCatalog No 10-08II. PRE-START-UP START-UPCHECKLISTI. PRELIMINARY INFORMATION CONTROLSIII.START-UP