Campbell ST-21 - Page 3

Retrieving Data from the
Ground Receiving Station
Choose one of the following methods:
Phone modem with MNP level 4 error cor-
rection (most Hayes-compatible modems
contain this error-checking protocol; check
the operator’s manual for your modem)
and user-supplied communication software
(e.g., Procomm Plus, Crosstalk).
Internet
Telnet
Email
Platform Transmitting Terminal
(PTT) Equipment
ST-21 Argos transmitter (includes an SC12 cable)
CR800, CR850, CR1000, or CR3000 datalogger
12022 antenna (includes antenna cable and mounting bracket)
Environmental enclosure (ENC12/14, ENC14/16, ENC16/18,
ENC24/30, or ENC24/30S)
Power supply consisting of our BP12 12-Ahr or BP24 24-Ahr
battery pack, CH100 or CH200 regulator, and SP10 10-W or
SP20 20-W solar panel
Subscribing to Argos
To use the Argos system, you must receive formal permission
from Service Argos and pay a fee. The data must be used for envi-
ronmental purposes. Examples include meteorological/hydrolog-
ical stations, ship tracking, volcano monitoring, and seismic data.
To subscribe to Argos, the following steps must be completed:
1. Obtain a Program Application Form from the Service Argos
website (www.argosinc.com) or from one of the following:
North America
CLS America, Inc.
1441 McCormick Drive, Suite 1050
Largo, MD 20774
Tel (301) 925-4411
E-mail: useroce@argosinc.com
Website: www.clsamerica.com
Europe
CLS/Service Argos
8-10, rue Hermes
Parc Technologique du Canal
31520 Ramonville Saint-Agne, France
Tel +33 (0)5 61 39 47 00
Email: info@cls.fr
Website: www.cls.fr
2. Fill out and submit the application form to the appropriate
Service Argos oce. Service Argos will send you a program
review stating whether your program has been approved.
3. Following approval, send a Technical File that describes
the required data processing and type of results to the
appropriate Service Argos oce.
4. Complete and return a Service Agreement to the appro-
priate Service Argos oce.
Typical System
SATDISH
(satellite)
Service Argos
The environmental
enclosure houses the
transmitter, datalogger,
and power supply
ARGOSAT
(data storage)
Platform Transmitting Terminal (PTT)
NOAA Satellite
TRSM-ANT
(weather)
The 12022 Argos Marine
Half Wave Antenna is a
401 MHz antenna that
includes a 17 ft cable.
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