Colby Instruments XT-100 - Chapter 7.0; Instrument Backpanel

Chapter 70
Instrument Backpanel
100 - 240 VAC MT - 100A EXT TRIG
AC power cord
(IEC) connector
DB-9 Pin Assignment
PIN 1 UNUSED
PIN 2 RXD TO X SERIES INSTRUMENT
PIN 3 TXD FROM X SERIES INSTRUMENT
PIN 4 UNUSED
PIN 5 GND
PIN 6 UNUSED
PIN 7 UNUSED
PIN 8 UNUSED
PIN 9 +5V (FOR MT-100A)*
*
DO NOT USE WHEN CONNECTING WITH PC VIA NULL MODEM CABLE
To PC with NULL MODEM
DB9F-M cable
OR
To MT-100A microterminal
with supplied DB9M-F cable
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COLBY INSTRUMENTS XT-100 VERSION 1.0 OPERATING AND PROGRAMMING MANUAL