Matsusada REH Series - User Manual

MODEL
REH series
Instruction Manual
Rev. 0.4
B/N 105.9.306 *105.9.306*

Summary

For Safe Use

Introduction

Provides context for safe use of the product and manufacturer responsibility.

Symbols

Explains safety symbols used in the manual and on the product for safe operation.

WARNING

Handling and Environment Safety

Covers risks, personnel handling, case precautions, and suitability for environments with children.

Electrical Connection Safety

Details grounding, power supply cable, input voltage, fuse, and cable modification safety.

WARNING

Operational and Environmental Precautions

Covers usage environment, temperature, humidity, and operational safety for terminals.

CAUTION

Installation and Usage Cautions

Advises on installation, dust, corrosive environments, and fan replacement.

1 Features and Specifications

1-1 Overview

Introduces the REH Series power supply units, their applications, and technology.

1-2 Features

Lists key features such as digital display, high-resolution setting, and remote control capabilities.

1-3 Operation Modes

Explains the constant voltage, constant current, and automatic crossover operation modes.

2 Installation and Operation

2-1 General

Lists the accessories included with the power supply unit.

2-2 Initial Checking

Outlines steps for initial inspection before powering on the unit.

2-3 Installation

Introduces installation procedures and conditions for the power supply unit.

2-3-1 Installation Conditions

Specifies environmental and physical requirements for safe and proper installation.

2-3-2 Ventilation

Details ventilation requirements, air intake, and exhaust clearances for cooling.

2-3-3 Input Voltage;Current

Verifies input voltage and current specifications and provides a data table.

2-3-4 AC Input Cable Connection

Provides instructions and diagrams for connecting the AC input cable.

2-4 Overview of Panels

Describes the front and rear panels of the 1.1kW and 3kW type units.

2-4-1 Front Panel (1.1 kW and 3 kW Type)

Details the controls, indicators, and connectors on the front panel.

2-4-2 Rear Panel (1.1 kW and 3 kW Type)

Details the connectors and terminals on the rear panel.

2-4-3 Front Panel (6.4 kW to 15 kW Type)

Details the controls and indicators on the front panel for larger models.

2-4-4 Rear Panel (6.4 kW to 15 kW Type)

Details the connectors and terminals on the rear panel for larger models.

2-4-5 Dimensions (1.1 kW and 3 kW Type)

Provides physical dimensions for the 1.1kW and 3kW models.

2-4-6 Dimensions (6.4 kW to 15 kW Type)

Provides physical dimensions for the 6.4kW to 15kW models.

2-5 TB1(Connector for Remote Control)

Introduces the TB1 connector for remote control and its pin assignments.

Instructions for safety

Lists critical safety precautions when using the TB1 remote control connector.

2-5-1 Instructions on the Connection of TB1(Connector for Remote Control)

Provides detailed instructions and warnings for connecting the TB1 connector.

2-6 Connection

Emphasizes proper connection and grounding for optimal performance.

2-6-1 Attaching the Output Cable (1.1 kW and 3 kW Type)

Illustrates how to connect the output cable for 1.1kW and 3kW models.

2-6-2 Attaching the Output Cable (6.4 kW to 15 kW Type)

Illustrates how to connect the output cable for 6.4kW to 15kW models.

2-6-3 How to GROUND

Explains the correct procedure for grounding the power supply unit for safety.

2-6-4 Connecting Loads

Shows proper and improper methods for connecting loads, including parallel connection.

3 Normal Operation

3-1 Description of Operation Modes

Explains the basic operation modes: constant voltage and constant current.

3-1-1 Constant Voltage Mode

Details how the unit operates in constant voltage mode based on load conditions.

3-1-2 Constant Current Mode

Details how the unit operates in constant current mode based on load conditions.

3-1-3 Crossover Mode

Describes the automatic switching between voltage and current modes.

3-2 Fault status

Lists common fault conditions indicated by the FLT light and their causes.

3-3 Local Programming Mode Operation

Guides through the initial settings for local programming mode.

3-3-1 Initial Setting

Describes the default local mode setting and initial setup steps.

3-3-2 Setting Output Voltage;Output Current

Provides step-by-step instructions for setting output voltage and current.

3-3-3 OVP(Over Voltage Protection) Setting

Explains how to configure the Over Voltage Protection setting.

3-4 Switching between Local Mode and Remote Mode

Details methods for switching between local and remote operation modes.

3-4-1 Setting Current, Voltage and OVP(No.1)

Describes setting parameters externally in remote mode.

3-4-2 Setting Current, Voltage and OVP(No.2)

Continues the explanation of external parameter setting for voltage and current.

3-5 Blackout Protection

Explains the blackout protection feature and how to use/disable it.

3-6 Over Temperature Protection

Details the over-temperature protection circuit and recovery procedures.

4 Advanced Operation

4-1 Series;Parallel Operation

Explains how to connect multiple units in series or parallel to increase output.

4-1-1 Parallel Operation

Details the procedure for connecting units in parallel for increased current output.

4-2 OVP Program Setting with External Voltage

Describes how to set OVP using an external voltage signal.

4-3 Turning Output ON;OFF with the Remote Switch

Explains how to control the output ON/OFF state using a remote switch.

4-4 Remote Programming

Introduces remote programming methods for controlling output.

4-4-1 Setting the Voltage Program with External Voltage

Details controlling output voltage using an external voltage signal.

4-4-2 Setting the Voltage Program with External Resistance

Details controlling output voltage using an external resistance.

4-4-3 Setting the Current Program with External Voltage

Details controlling output current using an external voltage signal.

4-4-4 Setting the Current Program with External Resistance

Details controlling output current using an external resistance.

4-5 Monitor;Status Output

Introduces outputs for monitoring voltage, current, and status signals.

4-5-1 Monitor Output

Explains how to monitor output voltage and current values.

4-5-2 Status Output

Describes the status outputs (CV, CC, FLT, OVP, OTP, AC fault) and their connection.

Matsusada REH Series Specifications

General

Polarity	Positive or Negative
Input Voltage	50/60 Hz
Operating Temperature	0 to 40°C
Temperature Coefficient	0.01%/°C
Display Resolution	1 V
Interface	RS-232C