Omron J1000 User Manual (English)

Other manuals for Omron J1000

Questions and Answers:

J
James TurnerJul 29, 2025
What to do if I get a MEMOBUS/Modbus Communication Error on my Omron J1000?
- J
  John LunaJul 29, 2025
  If you encounter a MEMOBUS/Modbus Communication Error with your Omron Inverter, check for faulty or loose wiring, and ensure there are no short circuits. Correct any wiring issues. Additionally, address potential noise interference by using shielded cables, grounding the shield, and installing surge suppressors on equipment like switches or relays. Separate communication wiring from the drive's input power lines and consider installing a noise filter on the input side.
K
Kevin HowardAug 2, 2025
What to do if my Omron J1000 Inverter displays an A/D Conversion Error?
- K
  Kimberly GilesAug 2, 2025
  If you are getting an A/D Conversion Error on your Omron Inverter, first cycle the power to the drive. If the problem persists, the control circuit may be damaged, and the drive may need replacement. Also, check the control circuit terminals for short circuits and correct any wiring errors. Ensure that the control terminal input current does not exceed allowable levels, and reduce the current input to the control circuit terminal (+V) to 20 mA.
J
Jamie MannAug 6, 2025
How to fix motor noise and oscillation in my Omron J1000?
- O
  Oscar HernandezAug 6, 2025
  Loud motor noise in your Omron Inverter can be addressed by increasing the carrier frequency. If you're experiencing motor hunting and oscillation at speeds up to 40 Hz, try lowering the carrier frequency. Note that the default setting for the carrier frequency depends on the drive capacity and the Drive Duty Selection.
M
Mr. Michael PhamAug 11, 2025
How to stop motor hunting and oscillation in Omron Inverter?
- D
  daviskennethAug 11, 2025
  To address motor hunting and oscillation in your Omron Inverter at speeds between 10 and 40 Hz: * If hunting occurs due to insufficient motor torque relative to the load size, reduce the setting. * If hunting and oscillation occur with a light load, increase the setting. * If hunting occurs when using a motor with low inductance, consider lowering the setting.
A
Andrew PowellAug 15, 2025
What causes a Current Offset Fault on an Omron J1000?
- R
  rebeccaconnerAug 15, 2025
  If your Omron Inverter displays a Current Offset Fault, it indicates that the automatically adjusted current offset value exceeded the allowable setting range. The suggested solution is to replace the drive.
S
stacyhuangAug 19, 2025
How do I improve the speed precision of my Omron Inverter?

Omron J1000 Specifications

General

Brand	Omron
Model	J1000
Category	Inverter
Language	English

Summary

Preface and General Safety

Preface

Provides an overview of the manual and applicable documentation, symbols, and terms.

General Safety Information

Details safety precautions, messages, warnings, and conventions for using the drive.

Receiving

Section Safety

Covers safety precautions related to handling and receiving the drive.

Model Number and Nameplate Check

Instructions for inspecting the drive for damage and verifying the model number on the nameplate.

Component Names

Illustrates and identifies the various components of the drive.

Mechanical Installation

Section Safety

Highlights safety precautions for mechanical installation.

Mechanical Installation Procedures

Details specifications, procedures, and environmental requirements for proper drive mounting.

Electrical Installation

Section Safety

Safety precautions for electrical wiring and connections.

Standard Connection Diagram

Provides a standard wiring diagram for connecting the drive and peripheral devices.

Main Circuit Connection Diagram

Illustrates the main power circuit connections for different drive models.

Terminal Block Configuration

Shows the main circuit terminal block configurations for various drive sizes.

Protective Covers

Procedure for removing and reattaching protective covers before wiring.

Main Circuit Wiring

Details specifications and procedures for safely wiring the main circuit.

Control Circuit Wiring

Instructions for wiring control circuit terminals, including digital inputs and outputs.

I/O Connections

Details on sinking/sourcing mode switch and transistor input signal configurations.

Main Frequency Reference

Configuration for analog input signal selection for main frequency reference.

Braking Resistor

Installation instructions and precautions for connecting a braking resistor.

Interlocking with Connected Machinery

Setup for interlock with application using the drive ready signal.

Wiring Checklist

A checklist to ensure all wiring connections are correct before test run.

Start-Up Programming & Operation

Section Safety

Safety precautions for initial drive operation and programming.

Using the Digital LED Operator

Guides on using the LED operator for commands, display, and parameter editing.

Drive and Programming Modes

Explains the two main operating modes: Drive Mode and Programming Mode.

Start-up Flowchart

Provides a step-by-step flowchart for basic drive start-up procedures.

Powering Up the Drive

Checklist and status display information for powering up the drive.

No-Load Operation Test Run

Procedure for operating the drive with the motor uncoupled from the load.

Test Run with Load Connected

Steps for running the motor and load together after a no-load test.

Verifying and Backing Up Parameter Settings

How to check parameter changes and save settings using Verify function or Copy function.

Test Run Checklist

Checklist items for performing a test run of the drive.

Parameter Details

Initialization Parameters

Parameters for configuring basic drive environment, access levels, and passwords.

Application Parameters

Parameters for frequency reference, Run command, DC Injection Braking, and other settings.

Tuning Parameters

Parameters for acceleration, deceleration, S-curves, slip, torque compensation, and carrier frequency.

Reference Settings

Parameters for entering various frequency reference values and limits.

Motor Parameters

Parameters for setting V/f characteristics and motor data for optimal control.

Terminal Functions

Parameters for assigning functions to multi-function digital input and output terminals.

Protection Functions

Parameters for motor overload, power loss, stall prevention, and other protection features.

Special Adjustments

Parameters for advanced adjustments like hunting prevention and overexcitation braking.

Operator Related Settings

Parameters concerning digital operator display settings and key functions.

Monitor Parameters

Parameters for viewing drive status, fault history, and maintenance information.

Troubleshooting

Section Safety

Safety precautions for troubleshooting procedures.

Motor Performance Fine Tuning

Information for counteracting oscillation, hunting, or faults during trial runs.

Drive Alarms, Faults, and Errors

Descriptions of drive faults, alarms, errors, and their possible solutions.

Fault Detection

Detailed fault displays, causes, and possible solutions.

Alarm Detection

Lists alarm codes, their causes, and possible solutions for non-fault conditions.

Operator Programming Errors

Identifies and explains operator programming error codes (oPE) and their solutions.

Diagnosing and Resetting Faults

Procedure to remove fault triggers and restart the drive.

Troubleshooting without Fault Display

Guides for resolving issues that do not cause alarms or faults.

Periodic Inspection & Maintenance

Section Safety

Safety precautions for performing periodic inspection and maintenance.

Inspection Procedures

Outlines recommended daily and periodic inspection items and corrective actions.

Periodic Maintenance

Details on drive maintenance monitors and replacement parts.

Drive Cooling Fans

Instructions for replacing drive cooling fans to ensure maximum product life.

Peripheral Devices & Options

Section Safety

Safety precautions for installing peripheral devices and options.

Drive Options and Peripheral Devices

Lists available peripheral devices and options for OYMC drives.

Connecting Peripheral Devices

Illustrates how the drive and motor connect with various peripheral devices.

Installing Peripheral Devices

Provides steps and precautions for installing various peripheral devices.

Communication Options

Details on available options for connecting drives to communication networks.

Appendix A: Specifications

Heavy Duty and Normal Duty Ratings

Defines Heavy Duty (HD) and Normal Duty (ND) load characteristics for drive capacity.

Single/Three-Phase 200 V Class Drive

Lists power ratings for single and three-phase 200 V class drives.

Three-Phase 400 V Class Drives

Lists power ratings for three-phase 400 V class drives.

Drive Specifications

Provides detailed electrical and environmental specifications for the drive.

Drive Watt Loss Data

Presents watt loss data for single-phase and three-phase models.

Drive Derating Data

Information on derating drive capacity based on temperature, altitude, and carrier frequency.

Appendix B: Parameter List

Parameter Groups

Lists all parameters categorized into groups for easy reference.

Parameter Table

A comprehensive table listing all drive parameters, their descriptions, and settings.

Defaults by Drive Capacity and ND/HD

Provides default parameter settings based on drive capacity and duty mode.

Appendix C: MEMOBUS/Modbus Communications

Section Safety

Safety precautions for MEMOBUS/Modbus communication setup.

MEMOBUS/Modbus Configuration

Explains how to configure the drive for MEMOBUS/Modbus communication.

Communication Specifications

Details communication interface, speeds, parameters, and protocols.

Connecting to a Network

Instructions for connecting the drive to a MEMOBUS/Modbus network.

MEMOBUS/Modbus Setup Parameters

Configuration parameters for MEMOBUS/Modbus serial communication.

Drive Operations by MEMOBUS/Modbus

Describes drive operations controllable via MEMOBUS/Modbus communications.

Communications Timing

Explains message timing for master-to-drive and drive-to-master communication.

Message Format

Details the structure of MEMOBUS/Modbus messages including content, slave address, function codes, data, and error check.

Message Examples

Provides examples of command and response messages for reading and loopback tests.

MEMOBUS/Modbus Data Table

Lists all MEMOBUS/Modbus data types: command, monitor, and broadcast data.

Changing Drive Parameters

How drive parameters are handled during changes via MEMOBUS/Modbus communication.

Communication Errors

Lists MEMOBUS/Modbus error codes, causes, and solutions.

Self-Diagnostics

Procedure to perform self-diagnosis of the serial communication interface circuits.

Appendix D: Standards Compliance

Section Safety

Safety guidelines for maintaining CE and UL standards.

European Standards

Details CE mark compliance with European safety and environmental regulations.

UL Standards

Information on UL/cUL mark, product testing, and compliance requirements.

User Setting Table

A table listing user-configurable parameters and their settings.

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Omron J1000 User Manual

Table of Contents

Other manuals for Omron J1000

Questions and Answers:

Omron J1000 Specifications

Summary

Preface and General Safety

Preface

General Safety Information

Receiving

Section Safety

Model Number and Nameplate Check

Component Names

Mechanical Installation

Section Safety

Mechanical Installation Procedures

Electrical Installation

Section Safety

Standard Connection Diagram

Main Circuit Connection Diagram

Terminal Block Configuration

Protective Covers

Main Circuit Wiring

Control Circuit Wiring

I/O Connections

Main Frequency Reference

Braking Resistor

Interlocking with Connected Machinery

Wiring Checklist

Start-Up Programming & Operation

Section Safety

Using the Digital LED Operator

Drive and Programming Modes

Start-up Flowchart

Powering Up the Drive

No-Load Operation Test Run

Test Run with Load Connected

Verifying and Backing Up Parameter Settings

Test Run Checklist

Parameter Details

Initialization Parameters

Application Parameters

Tuning Parameters

Reference Settings

Motor Parameters

Terminal Functions

Protection Functions

Special Adjustments

Operator Related Settings

Monitor Parameters

Troubleshooting

Section Safety

Motor Performance Fine Tuning

Drive Alarms, Faults, and Errors

Fault Detection

Alarm Detection

Operator Programming Errors

Diagnosing and Resetting Faults

Troubleshooting without Fault Display

Periodic Inspection & Maintenance

Section Safety

Inspection Procedures

Periodic Maintenance

Drive Cooling Fans

Peripheral Devices & Options

Section Safety

Drive Options and Peripheral Devices

Connecting Peripheral Devices

Installing Peripheral Devices

Communication Options

Appendix A: Specifications

Heavy Duty and Normal Duty Ratings

Single/Three-Phase 200 V Class Drive

Three-Phase 400 V Class Drives

Drive Specifications

Drive Watt Loss Data

Drive Derating Data

Appendix B: Parameter List

Parameter Groups

Parameter Table