Carrier 50XJ064-104 specifications 50BVJ,K Field-Installed Low Voltage Schemtic, 3 4 5 6 7

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PCB1						1				TRANS-1 (24VAC)																						WIRE LEGEND
						1			BLU	CBR				YEL															10			WIRE LEGEND
	TO SYSTEM					10			BLU					YEL															10
	TO SYSTEM				J1	2																										UNIT WIRING
		DISPLAY			J1	2																										UNIT WIRING
		DISPLAY				11																										FIELD WIRING
						11
						3																							10
			J6			16									RED
			J6			16						DIS-1	A	B	DIS-2
						144							A	B																			S9
						15							+	-												S9							S9
SW1						15								ALARM																			CNOD = 0
						14												YEL									F201 = 20					CC	CNOD = 0
																		YEL					CNOD = 0			F103 = 0						CC	FNOD = 0
1 2 3 4 5 6 7 8					1										DIS-3			DIS-4					CNOD = 0			F103 = 0							FNOD = 0
1 2 3 4 5 6 7 8					1	143									DIS-3	A	B	DIS-4					FNOD = 0			F114 = 1	FNSL = 2					II	F103 = 0
					0	13										+	-															VFD	F114 = 1
						13											WARN															VFD	F114 = 1
						137											WARN						-			141	VFD-CC					DISPLAY
						12																	-		CC				CC				VFD2
1 2 3 4 5 6 7 8					INT	11																	+ P24										VFD2
SW2						136																				138	VFD-VIA					S1
						136																			VIA				VIA


					EXT	10																	IN		OUT	139	VFD-P24		P24			CC
					EXT	10																	SPEED 5						P24	VFD1
						135							A	B				10					SPEED 5			3 140	VFD-S1			VFD1		F
						9							+	-													VFD-S1		S1			F
					J4	9							+	-										SF					S1
SW3					J4	8									SF									SF		142			CC	FM
SW3						8																							CC	FM
1 2 3 4 5 6 7 8					20MA	7																							R	RC
SW4					OTHER	6																			BYPAS OPTIONAL					RY
						5																			BYPAS OPTIONAL

1 2 3 4 5 6 7 8 10VDC
1 2 3 4 5 6 7 8 10VDC						4
					OTHER	4						CLO2-2						CLO2-3		A	B
					OTHER	129								VIO	2		ORG		130	+	-
						3									2		3			+	-
						3								CLO2							CMP2
						2								CLO2			BLU				CMP2
SW5															LOGIC		1				CLO1-2						CLO1-3
																		CLO2-1			CLO1-2						CLO1-3		A	B
						127												CLO2-1					VIO		2	3	ORG	128	A	B	10
1	2	3	4		DO	1																			2	3			+	-		COMMON TB
1	2	3	4		DO	1																CLO1					BLU			CMP1		COMMON TB
								DSP+														CLO1			LOGIC 1		BLU			CMP1
					AO	116																			LOGIC 1
					AO	116
SW6						18																					CLO1-1
SW6						115								115
1	2	3	4		DO	17						V														CBR		TRANS-3 (24VAC)
1	2	3	4		DO	17													121				YEL			CBR		TRANS-3 (24VAC)				BLU
						114																	YEL									BLU
					AO	16						C
												C
						113				EWT		120	6	4
						113				EWT		120	6	4
						15					CSMUX	4			CMP4													T1	T2
						15		DHS2				118	6	4	CMP4													T1	T2
						111		DHS2				118	6	4
						112	DHS1					119	6	4	CMP3								ORG		ORG BLK		BLK M1					BLU
						14		To OFF				3			CMP3					5	3	122	ORG		ORG BLK		BLK M1		M2			BLU
						13		To OFF							CMP2
						13				DHS		2			CMP2					CMP1								OLR1		CC1
						110	3	5		DHS		117	6	4	CMP1					CMP1			LPS1			HPS1		OLR1		CC1
						110	3	5				117	6	4									LPS1			HPS1
						12						1																					(C)
						11			ROCC																								(C)
						109			ROCC			S
					J3	108	3	5	FSD									24VAC(R)										T1	T2				COMMON
						105			FSD									24VAC(R)										T1	T2				COMMON
						10			CDWF
						107			CDWF
						9	3	5
						106	3	5
						8
						7																123	ORG		ORG BLK		BLK M1
						6														5	3	123	ORG		ORG BLK		BLK M1		M2			BLU
						6
						104								DSP						CMP2
						5								DSP						CMP2				LPS2		HPS2		OLR2		CC2
						5																						OLR2		CC2
			J7			4									+
			J7			4		DSP-							+
						103		DSP-						-
		3	2	1		3								-
		3	2	1		3
						102
						2	To TB2
						101	To TB2
						1														5	3	126
																				5	3			9		10
																								9		10

	NOTES:	BPS-S	BYPAS
TO PCB2 (J7)			BYPAS
TO PCB2 (J7)			OPTIONAL
	SEE W/D NUMBER CNTL0038B FOR PCB2 LOW VOLTAGE WIRING.
	SEE W/D NUMBER CNTL0038C-EM FOR HIGH VOLTAGE WIRING.
	SEE W/D NUMBER CNTL0038D FOR LEGEND.

50BVJ,K Field-Installed Low Voltage Schemtic

Image 35

Contents Controls Operation Troubleshooting Page SW2 SW3 SW1 Control Inputs and OutputsManufacturer Part Number Communication Cable RecommendationsWhen the unit is off, both valves are closed Field Terminal Blocks for 50XJ Unit Space Temperature Sensor Typical Wiring 33ZCT55SPT Operative USE Keys LID Function KeysOperative Keys Numeric KeysOmnizone Vpac KEY Algo Stat Hist Srvc Alrm SET Quick Access ChartOmnizone Page SETPT01 OMNIZONESETPT02 Controller Set PointsSoftware Points Configuration ParametersController Hardware Points Operation Page Page RUN VFD Non-Trip Messages for 50XJ Unit Keys and Functions for 50XJ VFDVFD Trip Messages for 50XJ Unit Down VFD Mode Summary for 50XJ UnitKEY Operaton LED Message Explanation 50BV VFD Display Trip Messages for 50BV VFD Non-Trip Messages for the 50BV VFDEPH1 OL1OL2 EphoError Communication Problem Possible Causes Remedies Code Clearing a Forced Input or Output Run Test TroubleshootingForcing an Input or Output Alarms Displayed at Unit LID Comp Volts Range Compressor MUX Board VoltagesUnit Wiring 50BVJ,K Low Voltage Schematic50BVJ,K High Voltage Schematic TRANS-3 24VAC BLU 50BVW,X Low Voltage Schematic50BVW,X High Voltage Schematic PCB2 J1 50BVJ,K,W,X Field-Installed Low Voltage Schematic3 4 5 6 7 50BVJ,K Field-Installed Low Voltage SchemticField Wiring 50BVW,X Field-installed Low Voltage SchematicBpss RoccAqua SPTLOW Voltage Control Wiring 50XJ Low Voltage Control WiringBLK VIO Switch Settings 50XJ 115V Control WiringPower Wiring 50XJ Power WiringPCB3 50BV,XJ Accessory Control Module PCB3 SchematicIFM HeatCdwfs HRNDescription Value Units Status Force Name Ewtrst NumcmpRsetrto Cdwf 0=NO,1=YES Cdfwswt Econ 0=NO,1=YES EwtsnsDescription Value Units Name SETPT00 PntnameSETPT09 SENSDI00High Conversion Endpoint 309.77 Comparison Point OMNIZONEDSALM02 Phase Protection Monitored Input Point OMNIZONEDSALM05 Fire alarm Monitored Input Point OMNIZONEDSALM08 Compressor 1 Alarm Monitored Input Point DISCRO00 LINK09 OMNIZONEINTLK02 Ok to Cool Discrete Output Point HCVAV01 VOLTI00SETPT03 NTFC00OMNIZONELMALM02 Entering WaterTemp Monitored Input Point DOW4 DOW1DOW2 DOW3Maintenance Screens LMALM03 FalseCcvvrf ADAPT03RAM ADAPT02ADAPT01 EepromDodxrf Description Value Units Status Force Name CCVAV01 ANCTL01Exetime LMALM02Resched Taskstat Tasktimr

50XJ064-104 specifications

The Carrier 50XJ064-104 is a high-efficiency rooftop air conditioning system designed to deliver exceptional cooling and heating capabilities for diverse commercial applications. One of the standout features of this model is its robust cooling capacity of 64,000 BTUs, making it suitable for mid to large-sized spaces. The 50XJ064-104 is engineered using advanced technologies to ensure energy efficiency and reliable performance, contributing to reduced operational costs and environmental sustainability.

One of the primary technologies employed in the Carrier 50XJ064-104 is the high-efficiency scroll compressor. This component plays a pivotal role in optimizing energy usage while delivering consistent cooling output. The system also incorporates an economizer that allows for enhanced energy savings by utilizing outdoor air for cooling when conditions are favorable. This not only decreases reliance on the compressor but also improves indoor air quality.

The microprocessor-based controls in the 50XJ064-104 provide precise temperature regulation, ensuring optimal comfort levels in various applications. These controls allow for easy programming and can be integrated into building management systems for centralized oversight. Additionally, the unit features a built-in fault detection and diagnostic system that aids in identifying potential issues before they escalate, minimizing downtime and maintenance costs.

The Carrier 50XJ064-104 is designed with durability in mind. It features a weather-resistant cabinet, designed to withstand harsh outdoor conditions and prolong service life. The high-quality insulation within the unit not only enhances energy efficiency but also minimizes noise levels, making it an ideal choice for urban environments where sound control is critical.

Another important characteristic is its environmentally friendly R-410A refrigerant, which has a lower impact on ozone depletion compared to older refrigerants. This aligns with Carrier's commitment to creating sustainable HVAC solutions that comply with current environmental regulations.

Overall, the Carrier 50XJ064-104 stands out for its combination of efficiency, advanced technologies, and durable construction. Whether for commercial buildings, retail spaces, or industrial applications, this rooftop air conditioning unit is designed to provide reliable performance and comfort year-round.