Omron MX2 User Manual

47
Using the Front Panel Keypad Section 2-5
2-5 Using the Front Panel Keypad
Please take a moment to familiarize yourself with the keypad layout shown in
the figure below. The display is used in programming the inverter's parame-
ters, as well as monitoring specific parameter values during operation.
(4) RUN LED
(14) Set Key
(13) Down key(12) Up key
(11) CYCLE key
(9) RUN key
(7) Run command LED
(8) 7-seg LED
(6) Monitor LED [A]
(5) Monitor LED [Hz]
(1) POWER LED
(2) ALARM LED
(3) Program LED
(15) USB connector
(10) Stop/reset key
(16) RJ45 connector
Items Contents
(1) POWER LED Turns ON (Green) while the inverter is powered up.
(2) ALARM LED Turns ON (Red) when the inverter trips.
(3) Program LED · Turns ON (Green) when the display shows changeable parameter.
· Blinks when there is a mismatch in setting.
(4) RUN LED Turns ON (Green) when the inverter is driving the motor.
(5) Monitor LED [Hz] Turns ON (Green) when the displayed data is frequency related.
(6) Monitor LED [A] Turns ON (Green) when the displayed data is current related.
(7) Run command LED Turns ON (Green) when a Run command is set to the operator. (Run key is effective.)
(8) 7-seg LED Shows each parameter, monitors etc.
(9) Run key Makes inverter run.
(10) Stop/reset key · Makes inverter decelerates to a stop.
· Reset the inverter when it is in trip situation
(11) CYCLE key · Go to the top of next function group, when a function mode is shown
· Cancel the setting and return to the function code, when a data is shown
· Moves the cursor to a digit left, when it is in digit-to-digit setting mode
· Pressing for 1 second leads to display data of d001, regardless of current display.
(12) Up key
(13) Down key
· Increase or decrease the data.
· Pressing the both keys at the same time gives you the digit-to-digit edit.
(14) SET key · Go to the data display mode when a function code is shown
· Stores the data and go back to show the function code, when data is shown.
· Moves the cursor to a digit right, when it is in digit-to-digit display mode
(15) USB connector Connect USB connector (mini-B) for using PC communication
(16) RJ45 connector Connect RJ45 jack for remote operator

Omron MX2 Specifications

General

Model	MX2
Category	Inverter
Enclosure Rating	IP20
Control Method	V/f control, Sensorless vector control
Frequency Range	0.1 to 400 Hz
Protection	Overcurrent, Overvoltage, Undervoltage, Overheat, Short circuit
Communication	Modbus RTU
Ambient Temperature	-10 to 50 °C (without freezing or condensation)
Overload Capacity	150% for 60 seconds
Cooling Method	Fan Cooled
Humidity	5 to 95% RH (without condensation)
Altitude	Up to 1000m without derating
Voltage	200-240 VAC, 380-480 VAC
Braking Unit	Built-in (for certain models), Optional External

Summary

MX2

Warranty and Limitations of Liability

WARRANTY

Outlines OMRON's one-year warranty against defects in materials and workmanship.

SECTION 1 GETTING STARTED

MX2 Inverter Specifications

SECTION 2 Inverter Mounting and Installation

Step-by-Step Basic Installation

Provides a detailed, step-by-step guide for installing the inverter, including precautions.

Powerup Test

Guides the user through the initial powerup test to verify correct wiring and general compatibility.

Using the Front Panel Keypad

Explains the layout and function of the inverter's keypad for programming and monitoring.

SECTION 3 Configuring Drive Parameters

"A" Group: Standard Functions

"B" Group: Fine Tuning Functions

"C" Group: Intelligent Terminal Functions

Details configuration for logic (discrete) and analog outputs and inputs.

"H" Group: Motor Constants Functions

Details parameters for configuring motor characteristics and performing auto-tuning for optimal performance.

SECTION 4 Operations and Monitoring

Caution Messages for Operating Procedures

Lists critical caution messages that must be read before operating the inverter.

Connecting to PLCs and Other Devices

Explains how to interface the inverter with external devices like PLCs for control.

Using Intelligent Input Terminals

Using Intelligent Output Terminals

Analog Input Operation

Safe Stop Function

Explains the Gate Suppress function for safe stop according to EN60204-1.

SECTION 5 Inverter System Accessories

Component Descriptions

Dynamic Braking

SECTION 6 Troubleshooting and Maintenance

Troubleshooting

Provides safety messages, general precautions, inspection items, and troubleshooting tips for common issues.

Restoring Factory Default Settings

Guides users on resetting inverter parameters to their original factory default values.

Maintenance and Inspection

Warranty

Appendix B ModBus Network Communications

Connecting the Inverter to ModBus

Appendix D CE-EMC Installation Guidelines

CE-EMC Installation Guidelines

Provides guidelines for installing the inverter to meet EMC directive requirements in the EU.

Omron EMC Recommendations

Appendix E Safety (ISO 13849-1)

Introduction

How it works

Installation

Precautions