Carrier Air Conditioner specifications Reading and Changing Chilled Fluid Set Point, Crct

Page 34

Table 13 — Reading and Changing Chilled Fluid Set Point

SUB-MODE

KEYPAD ENTRY

ITEM

DISPLAY

RANGE

ITEM EXPANSION

COMMENT

 

 

 

 

 

 

 

 

 

 

COOL

 

 

 

 

 

 

 

 

Default: 44 F

 

 

 

ENTER

 

CSP.1

44.0 °F

–20-70 F

COOLING SETPOINT 1

38-70 F Flud = 1

 

 

 

 

14-70 F Flud = 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

–20-70 F Flud = 3

 

 

 

 

 

 

 

 

 

 

 

 

 

ENTER

 

 

44.0 °F

–20-70 F

 

Scrolling stops

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENTER

 

 

44.0 °F

–20-70 F

 

Value flashes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

–20-70 F

 

Select 46.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENTER

 

 

46.0 °F

–20-70 F

 

Change accepted

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENTER

 

CSP.1

46.0 °F

–20-70 F

COOLING SETPOINT 1

Item/Value/Units scrolls again

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 14 — Inputs Mode and Sub-Mode Directory

SUB-MODE

KEYPAD

ITEM

RANGE

ITEM EXPANSION

COMMENT

ENTRY

 

 

 

 

 

GEN.I

ENTER

STST

STRT-STOP

START/STOP SWITCH

Enable/Off/Remote

 

Contact Switch Input

 

 

 

 

 

 

 

FLOW

OFF-ON

COOLER FLOW SWITCH

 

 

 

CND.F

OFF-ON

CONDENSER FLOW SWITCH

 

 

 

DLS1

OFF-ON

DEMAND LIMIT SWITCH 1

 

 

 

DLS2

OFF-ON

DEMAND LIMIT SWITCH 2

 

 

 

ICED

OFF-ON

ICE DONE

 

 

 

DUAL

OFF-ON

DUAL SETPOINT SWITCH

 

CRCT

ENTER

FKA1

OFF-ON

COMPRESSOR A1 FEEDBACK

 

 

 

 

 

 

FKA2

OFF-ON

COMPRESSOR A2 FEEDBACK

 

 

 

FKA3

OFF-ON

COMPRESSOR A3 FEEDBACK

 

 

 

FKA4

OFF-ON

COMPRESSOR A4 FEEDBACK

 

 

 

OIL.A

OPEN-CLSE

OIL PRESSURE SWITCH A

 

 

 

LPS.A

OPEN-CLSE

LOW PRESSURE SWITCH

Not applicable (040-420)

 

 

FKB1

OFF-ON

COMPRESSOR B1 FEEDBACK

 

 

 

FKB2

OFF-ON

COMPRESSOR B2 FEEDBACK

 

 

 

FKB3

OFF-ON

COMPRESSOR B3 FEEDBACK

 

 

 

FKB4

OFF-ON

COMPRESSOR B4 FEEDBACK

 

 

 

OIL.B

OPEN-CLSE

OIL PRESSURE SWITCH B

 

 

 

LPS.B

OPEN-CLSE

LOW PRESSURE SWITCH

Not applicable (040-420)

4-20

ENTER

DMND

0 - 24 mA

4-20 mA DEMAND SIGNAL

 

 

 

 

 

 

RSET

0 - 24 mA

4-20 mA RESET SIGNAL

 

 

 

CSP

0 - 24 mA

4-20 mA COOLING SETPOINT

 

 

 

HSP

0 - 24 mA

4-20 mA HEATING SETPOINT

 

34

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Contents Safety Considerations ContentsGeneral ContentsIntroduction Unit Sizes and Modular Combinations 30GUN,R Major System ComponentsUnit Sizes and Modular Combinations 30GTN,R Unit Nominal Section a Section B 30GTN,R Tons Unit 30GTN,RCarrier Comfort Network CCN Interface Control Module CommunicationThermistor Designations Status Switches Output RelayPage 24 V Control Schematic, Unit Sizes 24 V Control Schematic, Unit Sizes 080-110, 230B-315B CCN LEN Data Communication Port Main Base Board Operating Data 040-110 130-210Thermistor T3 and T4 Locations Compressor Thermistor Locations T7 and T8 Belden 8205 Regular Wiring Plenum Wiring Alpha 1895 AmericanManufacturer Columbia D6451 Manhattan M13402 M64430 Quabik 6130Compressor Protection Control System Module Sizes Stepper Motor 12 VDC CEPL130351 30GUN,R Part Load Data Percent Displacement, Standard UnitsDisplacement Compressors Approx110, 290B 255A 60 Hz390B 60 Hz 330A/B360B 50 Hz 390B 50 HzB1† A1,B1 A1†,A2,B1 A1*,B1†,B2 Unloaded compressor Two unloaders, both unloaded 170, 270A 190, 290A, 360A/BA1*,B1*,B2 Required Hardware for Additional Unloaders 150-210Head Pressure Control PumpoutPower FAN Arrangement FAN Relay Normal ControlService Test See Both main power Scrolling Marquee DisplayModes GEN.O TestStrt Run Status Mode and Sub-Mode DirectorySUB-MODE Keypad Range Item Expansion Comment Entry View VersSUB-MODE Keypad Range Item Expansion Comment Entry Test Service Test Mode and Sub-Mode DirectoryOuts Pressure Mode and Sub-Mode Directory Temperature Mode and Sub-Mode DirectorySet Point Mode and Sub-Mode Directory SUB-MODE Keypad Range Item Expansion Comment Entry GEN.I Inputs Mode and Sub-Mode DirectoryReading and Changing Chilled Fluid Set Point CrctConfiguration Mode and Sub-Mode Directory Outputs Mode and Sub-Mode DirectorySUB-MODE Keypad Range Item Expansion Comment Entry GEN.O CCN OPT1OPT2 EMM240 RsetExample of Temperature Reset Return Fluid Configuration SUB-MODE Keypad Display Item Expansion Comment Entry RsetExample of Configuring Dual Chiller Control Slave Chiller Example of Configuring Dual Chiller Control Master ChillerSUB-MODE Keypad Entry Display Item Expansion Comment Rset SUB-MODE Keypad Display Item Expansion Comment Entry OPT2 Example of Compressor Lead/Lag ConfigurationTime Clock Mode and Sub-Mode Directory SUB-MODE Keypad Entry Item Expansion Comment Range TimeSetting an Occupied Time Schedule Operating Mode and Sub-Mode DirectoryMode no Item Expansion Description Operating ModesAlarms Mode and Sub-Mode Directory Example of Reading and Clearing AlarmsConfiguration Configuring Temperature ResetMode Keypad SUB-MODE Entry ExpansionRED LED Entry Expansion Configuration Configuring Demand Limit DLS2Troubleshooting To 20 mA Demand LimitingPage Alarm and Alert Codes T051FSM By Control Method Cause Code Alert GENERATED?EWT LCWT170 T153T155 T173T205 T203T204 T206Oil Charge ServiceElectronic Components Compressor OIL RequiredCooler Thermistor Locations Plugs Components for Part Number PluggingCondenser Coils Cooler Head Bolt Tightening Sequence Typical Tube SheetCondenser Fan Adjustment Hz Low Noise Fan Option Units Dimension FAN TypePrinted Circuit Board Connector Refrigerant Feed Components Each circuit hasThermistors Temperature Sensors Drop B 5K Thermistor Temperature F vs Resistance/VoltageDrop a 5K Thermistor Temperature C vs Resistance/Voltage Temp Voltage Resistance Drop 200,510 30GTN,R Units Pressure Switch Settings Psig kPaSwitch Cutout CUT-IN 30GUN,R UnitsPRE-START-UP System CheckMaximum Ambient Temperature 125 Temperature Limits for Standard UnitsTemperature START-UP and OperationRefrigerant Circuit Field WiringNominal and Minimum Cooler Fluid Flow Rates CWP ALMHgbps Energy Management Module EMM Wiring Compressor Expansion Board CXB Accessory Wiring Description Status Default Units Point Unit Configuration SettingsOPTIONS1 Options Configuration Description Status Default PointAlarmdef Alarm Definition Table OPTIONS2 Options ConfigurationAppendix a CCN Tables Resetcon Temperature Reset and Demand Limit Brodefs Broadcast POC Definition TableCircadio Circuit a Discrete Parameters Aunit General Unit ParametersCircaan Circuit a Analog Parameters Description Status Units Point ForceableCircban Circuit B Analog Parameters Circbdio Circuit B Discrete ParametersOptions Unit Parameters Strthour Description Status Units PointDescription Status Units Point Defaults CurrmodsLine Description Point CSM/FSM Equipment Table Type 621H, BlockDescription Status Point Appendix B Fluid Drop Pressure Curves Cooler Fluid Pressure Drop Curves 30GUN,GUR040-110Cooler Fluid Pressure Drop Curves 30GUN,GUR130-210 Appendix B Fluid Drop Pressure CurvesCooler Pressure Drop KEY Appendix B Fluid Drop Pressure Curves Cooler Fluid Pressure Drop Curves 30GUN,GUR230B-315B Cooler Fluid Pressure Drop Curves 30GTN,GTR040-110 Cooler Fluid Pressure Drop Curves 30GTN,GTR130-210 Appendix B Fluid Drop Pressure Curves Module B 30GTN,GTR230,245 Module B 30GTN,GTR255,290,315 Service Training Call for Free CatalogRemove and use for job file Preliminary Information START-UP Checklist for Comfortlink Chiller SystemsEquipment Chiller Model no Preliminary Equipment Check Check box if complete System Fluid Volume in Loop Type System UnitStart-UpUnit Start-Up Ccnb Description Status Units Value CtrlCcna BaudSlct Heating Cooling Setpoint Select CND.P RMT.A All Units

Air Conditioner specifications

Carrier Air Conditioners have long been synonymous with reliability and innovation in climate control. Founded by Willis Carrier, the inventor of modern air conditioning, the brand has continuously set industry standards through state-of-the-art technologies and features designed to enhance indoor comfort.

One of the standout features of Carrier air conditioners is their energy efficiency. Many models are equipped with advanced inverter technology, allowing the compressor to adjust its speed based on the cooling demand. This results in decreased energy consumption, which not only reduces utility bills but also lessens the environmental impact. Recognizing the importance of sustainable practices, Carrier has integrated eco-friendly refrigerants into their systems, further promoting energy-efficient operations.

Carrier also emphasizes user comfort through its variable speed systems. These systems maintain consistent temperatures while minimizing temperature fluctuations, ensuring an even distribution of cool air throughout the home. Additionally, many Carrier models come with advanced air filtration systems, designed to capture allergens, dust, and other particulates, thereby improving indoor air quality.

The smart technology featured in Carrier air conditioners plays a key role in modern convenience. Many units are compatible with smart home systems, allowing users to control settings remotely via smartphones or voice-activated devices. With features like programmable thermostats, users can easily set cooling schedules to match their lifestyle, ensuring comfort while maximizing energy savings.

Durability and noise reduction are also central to the Carrier brand. Many models are designed with sound-dampening features, making them some of the quietest units on the market. This is particularly advantageous for residential use, where noise can disrupt daily activities and sleep.

In terms of design, Carrier air conditioners come in various styles and capacities to suit a wide range of spaces, from compact apartment units to large central systems for sprawling homes. Their extensive warranty and service offerings further reinforce Carrier’s commitment to customer satisfaction.

In conclusion, Carrier air conditioners represent a perfect blend of cutting-edge technology, energy efficiency, and user comfort. Their emphasis on sustainability and smart features positions them as a leading choice for homeowners seeking reliable and innovative climate control solutions. Whether for cooling a small room or an entire house, Carrier remains a trusted name in air conditioning.
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