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Leeson SPEEDMASTER User Manual

Leeson SPEEDMASTER
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SPEEDMASTER
Variable Speed
D.C. Control
INSTRUCTION MANUAL
TM
This Book Covers Speedmaster Control
Numbers 174902 & 174903
TM
LEESON ELECTRIC CORPORATION
GRAFTON, WI 53024-0241 U.S.A. TELEPHONE (262)377-8810 FAX (262)377-9025
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Leeson SPEEDMASTER Specifications

General IconGeneral
BrandLeeson
ModelSPEEDMASTER
CategoryController
LanguageEnglish

Summary

LIMITED WARRANTY

WARRANTY

LEESON Electric Corporation warrants products free from defects for one year from shipment.

DISCLAIMER

Excludes all other warranties and disclaims responsibility for injury or damage caused by product misuse.

LIMITATION of LIABILITY

Limits LEESON Electric's liability for consequential damages and expenses.

INTRODUCTION

CONTROL FEATURES

DIMENSIONS

MOUNTING

Instructions for mounting the control unit using provided slots and hardware.

MODEL SELECTION

WIRING PROCEDURE

Guidelines for sizing and routing wires for armature, line current, and control signals.

CUSTOMER FUSING

Information on required fuses for AC line 1 and optional fuse for AC line 2 for protection.

TERMINAL STRIP WIRING

START-UP PROCEDURE

ADJUSTMENTS

Details on trimpot adjustments (MIN, MAX, I.R. COMP, CUR LIM, ACCEL) and their preset values.

TRIMPOT ADJUSTMENT PROCEDURE

SPEEDMASTER TRIMPOT SETTING CHART

CONTROL MODIFICATIONS

TWO SPEED OPERATION

Describes using two 10K speed potentiometers for two-speed control.

DYNAMIC BRAKING

Explains using a DPDT switch to inhibit control and connect a dynamic brake resistor.

TACHOMETER FEEDBACK

Improves speed regulation to ±1/2% of base speed using tachometer input.

TACHOMETER FOLLOWER

Allows control output to follow tachometer voltage.

INHIBIT (USED INDEPENDENTLY)

Using an SPST switch in series with Speedpot HI and Inhibit pin for stop/start.

INHIBIT (USED WITH SPEEDPOT)

Using a SPDT switch to connect Speedpot HI or Inhibit pin for motor stop/start.

SPEEDPOT DIMENSION INFORMATION

MAINTENANCE PROCEDURE

In normal operation, no routine maintenance is needed. Clean cover with mild detergent.

IN CASE OF DIFFICULTY

SPECIFICATIONS

SPEEDMASTER PARTS PLACEMENT & LIST

SPEEDMASTER SCHEMATIC

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