Hitachi SJ700 Series - User Manual

Other manuals for Hitachi SJ700 Series

Manual40 pages

Questions and Answers

R
Renee JacksonJul 31, 2025
What to do if Hitachi Network Card has an Ethernet communication error?
- P
  pjohnsonJul 31, 2025
  If your Hitachi Network Card shows an Ethernet communication error, it might be due to a defective connection, a PC that isn't powered or connected to the inverter, or a network configuration error. Try the following: * Replace or repair any defective connections. * Ensure the PC is powered and correctly connected to the inverter. * Reconfigure any incorrect network settings. After each step, press the STOP/RESET button on the inverter keypad.
R
Rachel SmithAug 9, 2025
Why does my Hitachi Network Card have an Ethernet communication error?
- E
  Erica LawrenceAug 9, 2025
  An Ethernet communication error on your Hitachi Network Card can occur for several reasons: * A defective connection. * The PC is not powered up or is not connected to the inverter. * There's a network configuration error. To resolve this, replace or repair any defective connections, ensure the PC is powered and connected, and reconfigure any incorrect network settings. Remember to press the STOP/RESET button on the inverter keypad after making adjustments.
J
Jared DavilaAug 19, 2025
How to fix Ethernet Communication Error on Hitachi Network Card?
- C
  Craig StrongAug 20, 2025
  To fix an Ethernet Communication Error on your Hitachi Network Card, consider these potential causes and solutions: 1. **Defective Connection:** Replace or repair the connection. 2. **PC Not Powered/Connected:** Ensure your PC is powered on and properly connected to the inverter. 3. **Network Configuration Error:** Reconfigure any incorrect network settings. After applying these solutions, press the STOP/RESET button on the inverter keypad.

Summary

Chapter 1 - General Description

Safety Precautions

Outlines critical safety warnings and procedures for handling and installing the option board.

Chapter 2 - Installation and Wiring

Installing the Option Board

Provides step-by-step instructions for physically installing the SJ-EN option board into the inverter.

Chapter 3 - Configuration

Install NetEdit3 Software

Instructions for installing the required NetEdit3 software for configuring the SJ-EN board.

Configure SJ-EN Board

Details the process of setting up the SJ-EN board, including DIP switches and initial connections.

Using NetEdit3 Software

Chapter 5 - Troubleshooting

Error Code Interpretation

Troubleshooting Guide

Provides common causes, checks, and remedies for issues encountered with the SJ-EN option board.

Hitachi SJ700 Series Specifications

General

Model	SJ700 Series
Overload Capacity	150% for 60 seconds
Cooling Method	Forced air cooling
Altitude	Up to 1000m without derating
Output Frequency	0.1 to 400 Hz
Control Method	V/f control, Sensorless vector control
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overheat, Ground Fault
Communication Options	RS-485, Modbus
Braking Unit	Built-in
Ambient Temperature	-10°C to +50°C
Enclosure	IP20
Operating Temperature	-10°C to +50°C
Humidity	5 to 95% RH (non-condensing)
Input Voltage	200-240V AC, 380-480V AC
Storage Temperature	-20°C to +65°C