Rs-232 Port Connections - Fluke 8845A User Manual

Introduction
Table C-1 lists the pins and related signals available through the RS-232 port.
Pin
1
2
3
4
5
6
7
8
9
The Meter's RS-232 control lines can be rewired to an alternate pairing instead of the
RTS/CTS control pair. This alteration should be done by a trained technician at Fluke
service center. Opening the cover of the Meter to make this alteration may void the
Meter's warranty.

RS-232 Port Connections

Table C-1. RS-232 Pin to Signal List
Name
DCD
RX
TX
DTR
GND
DSR
RTS
CTS
RI
Appendix C
Usage
Not used
Receive data
Transmit data
Not used
Signal ground
Not used
Request to send
Clear to send
Not used
C-1