ITech IT6821

IT-E133 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-E133) to connect the DB9 interface connector of the
power supply, and then connect the GPIB interface of the IT-E133 and computer with GPIB/
IEEE 488 line for the communication.
Chapter 4 Remote Operation Mode
26 USER’S GUIDE
PC Load
IT-E131 communication cable
COMPUTER
INSTRUMENT
RX
TX
IT-E131 ISOLATED
COMMUNICATION CABLE
TTL(5V)RS232 ISOL ATION
859666668889942311
IT
COMPUTER
INSTRUMENT
RX
TX
IT-E131 ISOLATED
COMMUNICATION CABLE
TTL(5V)RS232 ISOL ATION
859666668889942311
IT
Power
supply
PC
Power
supply
PC
IT-E132 communication cable
IT-E133 ISOLATED
Serial /IEEE 488 Controller
IT-E133 outer communication adapter
COM interface of
Power supply
GPIB line
Note: Customer can only use our communication cable to connect the
power supply to the PC, can't use the standard RS232/USB/GPIB cable.