Rear Panel Connections
RS-232
9
−
pin D
−
connector compatible with addressable RS-232 use. The pin connections are shown
below:
Pin Name
Description
1
−
No internal Connection
2
TXD
Transmitted data from instrument
3
RXD
Received data to instrument
4
−
No internal connection
5 GND
Signal
ground
6
−
No internal connection
7
RXD2
Secondary received data
8
TXD2
Secondary transmitted data
9 GND
Signal
ground
Pin 2, 3 and 5 may be used as a conventional RS-232 interface with XON/XOFF handshaking.
Pins 7, 8 and 9 are additionally used when the instrument is used in addressable RS-232 mode.
Signal grounds are connected to instrument ground. The RS-232 address is set from the
remote
menu on the
UTILITY
screen, see System Operations section.
USB
The USB port accepts a standard USB cable. The Windows plug-and-play functions should
automatically recognise that the instrument has been connected.
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