TDK 750W HALF RACK technical manual ………

TABLE OF CONTENTS

5.15 PARALLEL OPERATION………………………………………………………….………….			….		Pg. 41
5.15.1 Basic parallel operation…………………………………………………………………….					Pg. 41
5.15.2 Advanced parallel operation……………………………	………………………………….				Pg. 42
5.16 DAISY-CHAIN SHUT-OFF CONNECTION…………………………………………………….					Pg. 44
5.17 FRONT PANEL LOCKING………………………………………………………………………				.	Pg. 44
5.17.1 Unlocked front panel………………………………………………		……………………….			Pg. 45
5.17.2 Locked front panel……………………………………………………		… ………………….			Pg. 45
CHAPTER 6 REMOTE ANALOG PROGRAMMING………………………………………			………		Pg. 46
6.1 INTRODUCTION……………………………………………………………………………………					Pg. 46
6.2 LOCAL/REMOTE ANALOG CONTROL……………………………………………………			……		Pg. 46
6.3 LOCAL/REMOTE ANALOG INDICATION……………………………………………			……… ….		Pg. 46
6.4 REMOTE VOLTAGE PROGRAMMING OF OUTPUT VOLTAGE AND CURRENT LIMIT					Pg. 47
6.5 RESISTIVE PROGRAMMING OF OUTPUT VOLTAGE AND CURRENT…………………..					Pg. 48
6.6 REMOTE MONITORING OF OUTPUT VOLTAGE AND CURRENT………………………...					Pg. 49
CHAPTER 7 RS232 & RS485 REMOTE CONTROL……………………………………………...					Pg. 50
7.1 INTRODUCTION……………………………………………………………………………………					Pg. 50
7.2 CONFIGURATION………………………………………………………………………………….					Pg. 50
7.2.1 Default setting………………………………………………………………………………...					Pg. 50
7.2.2 Address setting……………………………………………………………………………….					Pg. 50
7.2.3 RS232 or RS485 selection………………………………………………………………….					Pg. 50
7.2.4 Baud rate setting…………………………………………………………		…………………..			Pg. 50
7.2.5 Setting the unit into Remote or Local mode……………………………………………….					Pg. 50
7.2.6 RS232/458 port at Local mode……………………………	………………………………..				Pg. 51
7.2.7 Front panel in Remote mode…………………………………		…………………………….			Pg. 51
7.3 REAR PANEL RS232/485 CONNECTOR……………………………………………			………….		Pg. 51
7.4 MD MODE OPTION (Factory Installed)………………………………………………………….					Pg. 52
7.4.1 MD Mode Description……………………………………………………		…………………..			Pg. 52
7.4.2 MD Mode enable - Serial communication mode………………………………………….					Pg. 52
7.4.3 MD Mode SRQ…………………………………………………………………………			…….		Pg. 52
7.4.4 Communication Collisions…………………………………………………………………..					Pg. 52
7.4.5 MD Mode SRQ Retransmission…………………………………		…………………………			Pg. 52
7.5 CONNECTING POWER SUPPLIES TO RS232 OR RS485 BUS…………………………….					Pg. 53
7.5.1 Single power supply……………………………………………………		……… …………….			Pg. 53
7.5.2 Multi power supply connection to RS232 or RS485 BUS………………………………..					Pg. 54
7.6 COMMUNICATION INTERFACE PROTOCOL………………………………………			…………		Pg. 54
7.6.1 Data format…………………………………………………………………………………...					Pg. 54
7.6.2 Addressing……… ……………………………………………………………………………					Pg. 54
7.6.3 End of message…………………………………………………………………			…………..		Pg. 54
7.6.4 Command repeat…………………………………………………………………			………….		Pg. 54
7.6.5 Checksum…………………………………………………………………………………			….		Pg. 54
7.6.6 Acknowledge…… …………………………………………………………………………….					Pg. 54
7.6.7 Error message……………………………………………………………………			…………..		Pg. 55
7.6.8 Backspace………………………………………………………………………………			…….		Pg. 55
7.7 ERROR MESSAGES………………………………………………………………………………					Pg. 55
7.8 COMMAND SET DESCRIPTION………… ………………………………………………………					Pg. 55
7.8.1 General guide.…………………………………………………………………			………….….		Pg. 55
7.8.2 Command set categories……………………………………………………………………					Pg. 55
7.8.3 Initialization control commands…………………… ………………………………………..					Pg. 56
7.8.4 ID control commands………………………………………………………………………..					Pg. 56
7.8.5 Output control commands…………………………………………		………………………..			Pg. 56
7.9 GLOBAL OUTPUT COMMANDS…………………………………………………………………					Pg. 58
7.9.1 General……………………………………………………………………………………			…..		Pg. 58
7.10 SINGLE BYTE COMMANDS…………………………………………………………………….					Pg. 59
7.10.1 General………………………………………………………………………………………					Pg. 59
7.10.2 Global commands without response………………	……………………………………..				Pg. 59
7.10.3 Global commands with response………………………	………………………………			…	Pg. 60

83-507-5002 Rev. B