Baldor BSC 7107 DC manual Control Connection Locations

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Figure 2-2 Control Connection Locations

Scaled motor current test point.							P1
110mV = 1A Motor Current.							Φ3 AC AC
MIN	Gain	P4						AC Line
MIN	Gain	P4	L	WiperRmin	To Speed Pot.			BLDC
MAX.			W	Rmax				BLDC
			HI	Rmax
			O	REV			Φ2	Motor
			REV	REV			Φ2	Motor
			COM	COM			Φ1	Connection
CUR LIM			COM	COM	BLDC		Φ1	Connection
			VR	VR	Sensor			s.
				VR				s.
			S3	S3
			S2	S2	Connections
	Upper Board		S1	S1	Connections
					.
								GND
						Lower		GND
						Lower		(Connect to
						Board		plant “Earth”
						Board		ground).
								ground).
60° / 120° Jumper						Terminal tightening torque = 4 Lb-in (0.45 Nm)
120°	60°
				10K	10K	10K
+							S1 (White)
(Red)
	Hall						S2 (Yellow)
(Black)

S3 (Orange)

Receiving & Installation 2-3

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Contents BSC DC Brushless Control Installation and Operating Manual MN1231Table of Contents Ii Table of Contents Section General Information IntroductionLimited Warranty Safety Notice PrecautionsBe sure the system is properly grounded before Control Installation Section Receiving & InstallationInstallation ReceivingAC Power Connection Refer to Figure Speed Potentiometer Refer to FigureControl Connection Locations Sensor and Motor Connections Refer to Figure Connect the three motor leads to P1 terminals as followsReverse Operation 1st Time Power Up Procedure or after a motor is replaced Section Adjustments Current Limit AdjustmentMinimum Speed Adjustment Adjusting Closed Loop GainSpecifications Section Specifications and DataDimensions Hall Signal Timing Diagram Box Fort Smith, AR 479 Fax 479