Remote Operation Mode
Copyright © ITECH Electronics Co., Ltd. 29
Chapter5 Remote Operation Mode
The DB9 interface connector on the rear panel of the power supply can be
transferred to RS-232 interface, the following information will tell you how to use
the computer to control the output of the power supply.
5.1 Communication Cable
IT-E131 RS232 Communication Cable
The DB9 interface connector on the rear panel of power supply is TTL voltage level;
you can use the communication cable (IT-E131) to connect the DB9 interface
connector of the power supply and the RS-232 interface connector of computer for
the communication.
Computer side TTL→RS232 Cable (IT -E131) PS side
PC Load
IT-E131 communication cable
COMPUTER
INSTRUMENT
RX
TX
IT-E131 ISOLATED
COMMUNICATION CABLE
TTL(5V)RS232 ISOLATION
859666668889942311
IT
COMPUTER
INSTRUMENT
RX
TX
IT-E131 ISOLATED
COMMUNICATION CABLE
TTL(5V)RS232 ISOLATION
859666668889942311
IT
Power
supply
PC
IT-E132 USB Communication Cable
The DB9 interface connector on the rear panel of power supply is TTL voltage level;
you can use the communication cable (IT-E132) to connect the DB9 interface
connector of the power supply and the USB interface connector of computer for the
communication.
PC Load
IT-E131 communication cable
COMPUTER
INSTRUMENT
RX
TX
IT-E131 ISOLATED
COMMUNICATION CABLE
TTL(5V)RS232 ISOLATION
859666668889942311
IT
COMPUTER
INSTRUMENT
RX
TX
IT-E131 ISOLATED
COMMUNICATION CABLE
TTL(5V)RS232 ISOLATION
859666668889942311
IT
Power
supply
PC
IT-E135 GPIB Communication Cable
The DB9 interface connector on the rear panel of power supply is TTL voltage level;
you can use the GPIB communication cable (IT-E135) to connect the DB9 interface
IT-E132 communication cable