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Boston gear BETAplus Matrix Installation And Operation Manual

Single phase 1/6-3 hp dc motor speed control
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MEX (55) 53 63 23 31
DIST. AUTORIZADO
QRO (442) 1 95 72 60
MTY (81) 83 54 10 18
ventas@industrialmagza.com
Boston Gear
Ratiotrol
DC Motor Speed Control
Installation and Operation
Doc. No. 57766
Beta Plus Series
Single Phase
1/6-3 HP
®
®

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  • Page 1 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Boston Gear ® Ratiotrol ® DC Motor Speed Control Installation and Operation Doc. No. 57766 Beta Plus Series...
  • Page 2 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Inside Front Cover BLANK...

  • Page 3: Table Of Contents

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Table of Contents SECTION TITLE PAGE WARNINGS ......................3 GENERAL INFORMATION ................5 Introduction......................... 5 General Description ....................5 Model Matrix ......................
  • Page 4 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Table of Contents (continued) LIST OF TABLES TABLE TITLE PAGE BETAplus Model Matrix.................... 5 Jumper J4 Positions ....................8 Initial Potentiometer Settings ...................

  • Page 5: Warnings

    WARNINGS The Following Safety Precautions Must Be Strictly Adhered To At All Times. 1. YOU AS THE OWNER OR OPERATOR OF BOSTON GEAR EQUIPMENT HAVE THE RESPONSIBILITY TO HAVE THE USERS OF THIS EQUIPMENT TRAINED IN ITS OPERATIONS AND WARNED OF ANY POTENTIAL HAZARDS OF SERIOUS INJURY.
  • Page 6 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60...

  • Page 7: General Information

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Section I – General Information INTRODUCTION This manual contains installation, operation, and maintenance and repair instructions for Boston BETAplus Single- Phase Adjustable-Speed DC Motor Controllers.

  • Page 8: Installation

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Section II – Installation Before starting the installation, read this section thoroughly. In addition, a thorough review of the Ratings And Specifications (Section VI) is recommended.

  • Page 9: Installing The Controller

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 5. ISOLATION TRANSFORMER – While not required, an isolation transformer can provide the following advantages: a. Reduce the risk of personal injury if high voltage drive circuits are accidentally touched. b.

  • Page 10: Jumper J4 Positions

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 TABLE 2. JUMPER J4 POSITIONS MOTOR ARMATURE CURRENT RATING (AMPERES)* JUMPER POSITION 2 HP Maximum 3 HP Maximum 100% *Select the position closest to the motor nameplate armature current rating.

  • Page 11: Controller Mounting Configurations

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 1. BETAplus CONTROLLER MOUNTING CONFIGURATIONS FIGURE 2. MOUNTING DIMENSIONS, BETAplus...

  • Page 12: Logic Connection Diagram, Run-Stop-Jog Switch, 1/6 - 2 Hp

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 3. LOGIC CONNECTION DIAGRAM, RUN-STOP-JOG SWITCH, 1/6 - 2 HP FIGURE 4. LOGIC CONNECTION DIAGRAM, FORWARD-REVERSE SWITCH AND RUN-STOP-JOG SWITCH, 1/6 - 2 HP...

  • Page 13: Logic Connection Diagram, Optional Armature Contactor Reversing Using Switches, 1/6 - 3 Hp

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 5. LOGIC CONNECTION DIAGRAM, RUN-STOP PUSHBUTTONS AND RUN-JOG SWITCH, 1/6 - 3 HP FIGURE 6. LOGIC CONNECTION DIAGRAM, OPTIONAL ARMATURE CONTACTOR REVERSING USING SWITCHES, 1/6 - 3 HP...

  • Page 14: Logic Connection Diagram, Optional Armature Contactor Reversing Using Pushbuttons And Run-Jog Switch, 1/6 - 3 Hp

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 7. LOGIC CONNECTION DIAGRAM, OPTIONAL ARMATURE CONTACTOR REVERSING USING PUSHBUTTONS AND RUN-JOG SWITCH, 1/6 - 3 HP FIGURE 8.

  • Page 15: Signal Connection Diagram, Motor Speed Potentiometer

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 9. SIGNAL CONNECTION DIAGRAM, MOTOR SPEED POTENTIOMETER FIGURE 10. SIGNAL CONNECTION DIAGRAM, TACHOMETER FEEDBACK FIGURE 11. SIGNAL CONNECTION DIAGRAM, CURRENT (TORQUE) REFERENCE POTENTIOMETER...

  • Page 16: Signal Connection Diagram, 4 - 20 Ma Interface

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 12. SIGNAL CONNECTION DIAGRAM, LINE STARTING WITHOUT A MOTOR SPEED POTENTIOMETER FIGURE 13. SIGNAL CONNECTION DIAGRAM, 4 - 20 mA INTERFACE FIGURE 14.

  • Page 17: Signal Connection Diagram, 0 - 10 Vdc External Speed Reference Signal

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 15. SIGNAL CONNECTION DIAGRAM, 4 - 20 mA TRANSDUCER WITH MANUAL/AUTO SWITCH FIGURE 16. SIGNAL CONNECTION DIAGRAM, 0 - 10 VDC EXTERNAL SPEED REFERENCE SIGNAL...

  • Page 18: Initial Startup

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 INITIAL STARTUP Remove the controller cover (if used) by removing the four cover screws. Be sure all wiring is correct and all connections are tightened securely. Be sure the controller is calibrated correctly.

  • Page 19: Operation

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Section III – Operation POWER ON/OFF The controller energizes when the AC voltage is supplied to the controller. NOTE: Whenever the AC supply voltage is applied to the controller, the motor shunt field is energized with rated voltage, and potentially hazardous voltage is present at the motor armature terminals.

  • Page 20: Speed Control

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 SPEED CONTROL Motor speed is directly proportional to the setting of the MOTOR SPEED potentiometer or the magnitude of an external speed reference signal, as applicable.

  • Page 21: Maintenance And Repair

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Section IV – Maintenance and Repair GENERAL Keep the controller dry and free of dust, dirt, and debris. No parts require periodic replacement. Periodically disconnect the AC line to the controller and check all wire terminations to be sure they are tight.

  • Page 22: Maximum Speed Armature Feedback

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 MAXIMUM SPEED (ARMATURE FEEDBACK) The MAX SPD potentiometer adjusts maximum speed by setting maximum armature voltage. The voltage range is from 50% to 100% of rated armature voltage.

  • Page 23: Offset

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 OFFSET An offset adjustment is desirable when a 4 to 20 mA speed reference signal is used. The MIN SPD potentiometer compensates for the 4 mA offset.

  • Page 24: Troubleshooting

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 TROUBLESHOOTING TABLE 5. TROUBLESHOOTING INDICATION POSSIBLE CAUSE CORRECTIVE ACTION AC line open Be sure rated AC line voltage is applied to the controller Operator controls inoperative or Repair accordingly.
  • Page 25 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 TROUBLESHOOTING TABLE 5. TROUBLESHOOTING (continued) INDICATION POSSIBLE CAUSE CORRECTIVE ACTION Check shunt field current.(1) Low shunt field current causes excessive armature current.
  • Page 26 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 TROUBLESHOOTING TABLE 5. TROUBLESHOOTING (continued) INDICATION POSSIBLE CAUSE CORRECTIVE ACTION AC line voltage fluctuating Observe line voltage with a voltmeter or oscilloscope.

  • Page 27: Parts List

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Section V – Parts List TABLE 6. PARTS LIST, BETAplus CONTROLLERS BOSTON PART NUMBER PART RATING RBS2 RBS3 Control Board 64971...

  • Page 28: Ratings And Specifications

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Section VI – Ratings and Specifications RATINGS Current/Torque Reference Potentiometer..................5K Ohms, 1/2 W Duty ................................Continuous Horsepower Range ....................

  • Page 29: Operating Conditions

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 RATINGS (continued) TABLE 9. CONTROLLER WEIGHTS Controller Model Weight – LBS (KG) RBS2, RBS3 3.25 (1.48) RBS2M, RBS3M 3.80 (1.75) RBS2B, RBS2S, RBS2R 5.50 (2.50)

  • Page 30: Adjustments

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 ADJUSTMENTS Acceleration, Linear......................... 0.2 - 30 Seconds Deceleration, Linear......................... 0.2 - 30 Seconds IR (Load) Compensation ........................0 - 10% Boost Jog Speed........................

  • Page 31: Dip Switch S3 Settings

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 SPECIFICATIONS (continued) TABLE 11. DIP SWITCH S3 SETTINGS Segment Position Segment Description (Closed) (Open) Low voltage tachometer generator signal (8 - 30 VDC) High voltage tachometer generator signal (31 - 175 VDC) Armature feedback Tachometer feedback with armature feedback backup...
  • Page 32 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 SPECIFICATIONS (continued) 10. POWER CONVERSION -The DC power bridge consists of four SCR’s and a freewheeling diode. Each device is rated at least 600 PIV.

  • Page 33: Drawings

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Section VII – Drawings FIGURE 17. FUNCTIONAL SCHEMATIC, BETAplus...
  • Page 34 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 18. SCHEMATIC, BETAplus 1/6 - 3 HP...

  • Page 35: Betaplus Control Board, 1/6 - 3 Hp

    ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 BETAplus ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 FIGURE 19. BETAplus CONTROL BOARD, 1/6 - 3 HP...
  • Page 36 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 ventas@industrialmagza.com DIST. AUTORIZADO QRO (442) 1 95 72 60 Boston Gear 14 Hayward Street Quincy, MA 02171 tel 617-328-3300 (57766) fax 617-479-6238 Printed in U.S.A. www.bostongear.com...

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