Campbell Scientific Redwing105 CDMA Cellular Digital Modem - Manual (Page 5)

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Redwing105 AirLink CDMA Modem
1. Introduction
Redwing modems are full-duplex, digital cellular modems that communicate
with a base station PC via Code Division Multiple Access (CDMA) network
and Public Switched Telephone Network (PSTN). Redwing105 modems are
for use on the Alltel network only.
2. Specifications
2.1 Base Station Requirements
• PC with Hayes-compatible modem, running Campbell Scientific’s
LoggerNet or PC400 software.
• Subscription to the Alltel CDMA network with coverage at the datalogger
site.
2.2 Datalogger Site Equipment
• Redwing modem—includes power cable; the modem is configured using
CellWizard.exe
• Datalogger—CR510, CR10(X), CR23X, CR7, CR5000, or CR2XX
• SC105 or SC932A Interface—connects the modem to the CR510,
CR10(X), or CR7 dataloggers’ CS I/O port
• 14392 Null Modem Cable—connects the modem to the CR23X, CR2XX,
CR1000, or CR5000 RS-232 port
• 14394 Redwing Mounting Kit—includes mounting hardware for securing
the modem to below referenced environmental enclosure and a 9-pin male
to 9-pin female cable.
• Antenna—the following antennas are available from Campbell Scientific;
sites near the edge of the CDMA coverage may require the Yagi antenna.
Contact a CSI applications engineer for help in determining the best
antenna for your application.
o 14453 0 dBd ½ Wave Dipole Whip Cellular Antenna
o 18285 1 dBd Omnidirectional Antenna with 10' Cable
o 14454 9 dBd Yagi Cellular Antenna with 10' Cable
• Power Supply (see power considerations)
• Environmental Enclosure— ENC 10/12, ENC 12/14, or ENC 16/18