User guide

Getting Started Model 6200T Total Sulfur Analyzer
Teledyne Analytical Instruments 58
RS-232 Connection
For RS-232 communications with data terminal equipment (DTE) or with data
communication equipment (DCE) connect either a DB9-female-to-DB9-female cable
(Teledyne Analytical Instruments part number WR000077) or a DB9-female-to-DB25-
male cable (Option 60A, Section 1.4), as applicable, from the analyzer’s rear panel RS-
232 port to the device. Adjust the DCE-DTE switch (Figure 3-4) to select DTE or DCE
as appropriate.
Configuration: Sections 5.7 and 6.3
IMPORTANT
IMPACT ON READINGS OR DATA
Cables that appear to be compatible because of matching connectors
may incorporate internal wiring that makes the link inoperable. Check
cables acquired from sources other than Teledyne Analytical Instruments
for pin assignments (Figure 3-12) before using.
RS-232 COM Port Connector Pin-outs
Figure 3-12: Rear Panel Connector Pin-Outs for RS-232 Mode
The signals from these two connectors are routed from the motherboard via a wiring
harness to two 10-pin connectors on the CPU card, J11 and J12 (Figure 3-13).