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Omron R88D-GT series User Manual

Omron R88D-GT series
510 pages
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Cat. No. I562-E1-04
USER’S MANUAL
OMNUC G SERIES
R88M-G@
(AC Servomotors)
R88D-GT@
(AC Servo Drives)
AC SERVOMOTORS/SERVO DRIVES

Table of Contents

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Omron R88D-GT series Specifications

General IconGeneral
BrandOmron
ModelR88D-GT series
CategoryController
LanguageEnglish

Summary

Introduction

Intended Readers

Identifies the target audience for the manual, including personnel responsible for FA equipment.

NOTICE

Provides important safety information and guidance for using the OMNUC G Series and its peripheral devices.

Terms and Conditions Agreement

Warranty, Limitations of Liability

Details Omron's exclusive warranty, disclaimers on merchantability and fitness, and buyer's remedy for non-complying products.

Limitation on Liability; Etc

States that Omron Companies shall not be liable for special, indirect, incidental, or consequential damages, loss of profits, or commercial loss.

Application Considerations

Omron is not responsible for conformity with standards, codes, or regulations applied to the product's use in the buyer's application.

Disclaimers

Covers performance data, changes in specifications, and errors or omissions in the manual.

Precautions for Safe Use

Explanation of Signal Words

Defines signal words like WARNING and Caution used to classify precautions and indicate potential hazards.

Safety Precautions

Provides safety guidelines, including removing protective covers and consulting Omron representatives for long-term storage.

Warning Label Position

Shows the location of warning labels on the product and advises following the given instructions.

Warning Label Contents

Details the contents of warning labels, including hazard warnings and disposal instructions.

Disposing of the Product

Provides guidance on the proper disposal of batteries and the product as industrial waste according to local regulations.

Items to Check When Unpacking

Accessories Provided with Product

Lists the accessories provided with the product, including the Safety Precautions document, and notes that connectors and mounting screws are not included.

Understanding Servo Drive Model Numbers

Explains how to interpret the model number of the Servo Drive, including drive type, applicable servomotor capacity, and power supply voltage.

Understanding Servomotor Model Numbers

Details the components of the Servomotor model number, including motor type, servomotor capacity, rated rotation speed, applied voltage, and options.

Understanding Decelerator Model Numbers (Backlash = 3’ Max.)

Explains the model number structure for decelerators with a maximum backlash of 3'.

Understanding Decelerator Model Numbers (Backlash = 15’ Max.)

Explains the model number structure for decelerators with a maximum backlash of 15'.

About This Manual

Overview

Provides an overview of the manual's contents and the required chapters.

Chapter 1 Features and System Configuration

1-1 Overview

Provides an overview of the OMNUC G Series, its features, and applications.

1-2 System Configuration

Illustrates the system configuration, showing how controllers, motion control units, servo drives, and servomotors connect.

1-3 Names of Parts and Functions

Identifies and describes the names and functions of the Servo Drive's parts.

1-4 System Block Diagrams

Presents block diagrams illustrating the internal structure and connections for various R88D Servo Drive models.

1-5 Applicable Standards

Lists applicable EC Directives, UL and CSA Standards, and Korean Radio Regulations (KC) that the products comply with.

Chapter 2 Standard Models and Dimensions

2-1 Standard Models

Lists the standard models of Servo Drives, Servomotors, Decelerators, and accessories with their specifications.

2-2 External and Mounting Hole Dimensions

Provides detailed external dimensions and mounting hole information for various Servo Drive models.

Accessories and Cables

Details encoder cables, servomotor power cables, brake cables, and connectors.

Chapter 3 Specifications

3-1 Servo Drive Specifications

Details the general specifications, characteristics, protective functions, and connection diagrams for Servo Drives.

3-2 Servomotor Specifications

Provides general specifications, characteristics, and torque-rotational speed characteristics for OMNUC G-Series Servomotors.

3-3 Decelerator Specifications

Lists the standard models and specifications for decelerators, including gear ratios and dimensions.

3-4 Cable and Connector Specifications

Details specifications for encoder cables, servomotor power cables, brake cables, and connectors.

3-5 Servo Relay Units and Cable Specifications

Provides specifications for servo relay units and the cables used for connecting to OMRON Programmable Controllers.

3-6 Parameter Unit Specifications

Details the specifications for the R88A-PR02G Hand-held Parameter Unit, including its type, cable length, and connectors.

3-7 External Regeneration Resistor Specifications

Lists the specifications for external regeneration resistors, including resistance, nominal capacity, and heat radiation conditions.

3-8 Reactor Specifications

Details the specifications for reactors used for harmonic current control, including model, rated current, inductance, and weight.

Chapter 4 System Design

4-1 Installation Conditions

Provides guidelines for installing Servo Drives, including space requirements, mounting direction, operating environment, and ambient temperature control.

4-2 Wiring

Shows the types of connecting cables used in OMNUC G-Series servo systems and illustrates system configurations.

4-3 Wiring Conforming to EMC Directives

Explains wiring methods and component selection to ensure conformance with EMC Directives.

4-4 Regenerative Energy Absorption

Covers methods for absorbing regenerative energy, including calculating regenerative energy and using external regeneration resistors.

Chapter 5 Operating Functions

5-1 Position Control

Explains the function and parameters for position control, including pulse-string input and electronic gear ratio.

5-2 Speed Control

Explains the function of speed control using analog voltage input and parameters for setting speed command scale.

5-3 Internally Set Speed Control

Details the function of internally set speed control, allowing Servomotor speed control using preset speeds via control input terminals.

5-4 Torque Control

Explains the function of torque control, limiting the Servomotor's output torque using analog voltage input.

5-5 Switching the Control Mode

Describes the function of switching control modes via external inputs using the Control Mode Switch Input (TVSEL).

5-6 Forward and Reverse Drive Prohibit

Explains the function of forward and reverse drive prohibit inputs, used to stop Servomotor rotation beyond allowable operating ranges.

5-7 Encoder Dividing

Details the function of encoder dividing, which allows setting the number of pulses for encoder signals output.

5-8 Electronic Gear

Explains the electronic gear function, which rotates the Servomotor by multiplying command pulses with the electronic gear ratio.

5-9 Overrun Limit

Describes the function of the overrun limit, which stops the Servomotor with an alarm if it exceeds the allowable operating range.

5-10 Brake Interlock

Explains the function of the brake interlock, which controls the timing of the electromagnetic brake.

5-11 Gain Switching

Details the gain switching function, which switches between speed and position loop gains based on selected conditions.

5-12 Torque Limit

Explains the function of the torque limit, which limits the Servomotor's output torque.

5-13 Soft Start

Describes the soft start function, which accelerates and decelerates the Servomotor using set acceleration and deceleration times.

5-14 Position Command Filter

Explains the position command filter function, used for soft start processing of command pulses.

5-15 Speed Limit

Details the speed limit function, which limits Servomotor rotation speed when torque control is used.

5-16 User Parameters

Provides an overview of user parameters, including how to set and check them in Parameter Setting Mode.

Chapter 6 Operation

6-1 Operational Procedure

Provides a step-by-step procedure for operating the Servomotor and Servo Drive after installation and wiring.

6-2 Preparing for Operation

Explains the necessary checks and setup procedures before turning ON the power and operating the system.

6-3 Using the Parameter Unit

Details how to use the Parameter Unit for setting and checking parameters, including names of parts and functions.

6-4 Setting the Mode

Explains how to change modes on the Parameter Unit, including Monitor Mode, Parameter Setting Mode, and Copy Mode.

6-5 Trial Operation

Describes the procedure for performing trial operation to confirm the servo system's electrical correctness.

Chapter 7 Adjustment Functions

7-1 Gain Adjustment

Explains the purpose and methods of gain adjustment, including autotuning and manual tuning.

7-2 Realtime Autotuning

Details the realtime autotuning function, which estimates load inertia and automatically sets optimal gain.

7-3 Normal Mode Autotuning

Explains normal mode autotuning, which automatically sets gain based on command patterns and estimated load inertia.

7-4 Disabling the Automatic Gain Adjustment Function

Provides precautions for disabling realtime autotuning and the adaptive filter functions.

7-5 Manual Tuning

Describes the procedure for performing manual tuning for each control mode, including basic settings and application functions.

Chapter 8 Troubleshooting

8-1 Error Processing

Explains preliminary checks and analytical tools to determine the cause of a problem.

8-2 Alarm Table

Lists alarm codes, their meanings, and alarm reset possibilities.

8-3 Troubleshooting

Provides guidance on diagnosing errors using displayed alarm codes and operating status.

8-4 Overload Characteristics (Electronic Thermal Function)

Details overload protection features and provides overload characteristics graphs for operation time.

8-5 Periodic Maintenance

Outlines recommended maintenance times for Servomotors and Servo Drives to ensure long-term operation.

Chapter 9 Appendix

9-1 Connection Examples

Provides wiring diagrams for connecting Servo Drives to SYSMAC controllers and motion control units.

9-2 Parameter Tables

Lists parameter tables for function selection, speed/torque control, and sequence parameters.

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