Baldor BSC 7107 DC manual Control Connection Locations

Page 10

Figure 2-2 Control Connection Locations

Scaled motor current test point.

 

 

P1

 

110mV = 1A Motor Current.

 

Φ3 AC AC

 

MIN

Gain

P4

 

 

 

 

AC Line

L

WiperRmin

To Speed Pot.

BLDC

MAX.

 

 

W

Rmax

 

 

 

 

 

HI

 

 

 

 

 

 

O

REV

 

 

Φ2

Motor

 

 

REV

 

 

 

 

 

COM

COM

 

 

Φ1

Connection

￿CUR LIM

 

 

COM

COM

BLDC

 

 

 

VR

VR

Sensor

 

s.

 

 

 

 

 

 

 

 

S3

S3

 

 

 

 

 

S2

S2

Connections

 

 

 

Upper Board

 

S1

S1

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

GND

 

 

 

 

 

 

Lower

 

 

 

 

 

 

 

 

(Connect to

 

 

 

 

 

 

Board

 

plant “Earth”

 

 

 

 

 

 

 

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