Rs232/Rs422; Figure 2-19 Rs232/422 Pin Assignment - Agilent Technologies E4419B User Manual

RS232/RS422

With RS232 selected as the serial interface, the power meter communicates
through the serial port with single ended drivers and receivers. With RS422
selected, the serial port uses balanced drivers and receivers.
The power meter acts as a DTE device.
To select RS232 or RS422 as the remote interface, press
Remote Interface Select Interface
RS232/422 Connector
The serial port connector is a 9 pin male D-type wired as shown in

Figure 2-19 RS232/422 Pin Assignment

Setting the RS232/422 Parameters
This section explains how to set the baud rate, word size, parity, number of
stop bits, pacing, and echo for the serial interface.
E4419B Power Meter User's Guide
,
1 2 3 4 5
6 7 8 9
, RS232 , or RS422
Pin RS232
1 DCD
2 Rx
3 Tx
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Power Meter Operation
,
.
Figure
RS422
CTS-
Rx-
Tx+
Tx-
GND
Rx+
RTS+
CTS+
RTS-
2
2-19.
87