
ZENO
®
-3200 USER MANUAL
Coastal Environmental Systems (206) 682-6048
Page 246
Each COM port provides unique communications link access, which is summarized in the following
table. (For complete details about communications, refer to Section 6.)
COM1 COM2 COM3
RS232, RS232H
286
,
RADIO
287
, TW-RADIO
RS232, RS232H,
RS485, GOES
288
,
CGOES
289
, ARGOS
290
RS232, RS232H, RS485
(RS422 on Rev. D only)
13.5.1. COM3 RS232 SERIAL PORT
COM3 is the default ZENO serial port. It uses a male DE-9 connector and is wired as follows:
Figure 13-7. COM3 RS232 Serial Port Male DE-9
Connector.
The nine pins have the following functions:
286
RS232H is the ZENO
®
-3200 designation for half-duplex RS232. Refer to Section 6.1.
287
RADIO and TW-RADIO are the ZENO
®
-3200 designations for connecting a unidirectional or bi-directional
radio to COM1 via RS232. Refer to Section 6.6.
288
GOES is the ZENO
®
-3200 designation for a TTL port multiplexed to COM2 and used by the ZENO
®
-3200 for
communication with a Telonics GOES transmitter. Refer to Section 6.7.
289
CGOES is the ZENO
®
-3200 designation for a RS232 port multiplexed to COM2 and used by the ZENO
®
-3200
for communication with a Campbell Scientific GOES transmitter. Refer to Section 6.7.
290
ARGOS is the ZENO
®
-3200 designation for a TTL port multiplexed to COM2 and used by the ZENO
®
-3200 for
communication with a Telonics ARGOS transmitter. Refer to Section 6.8.
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