Campbell Scientific

COM320 Voice Phone Modem

ClimateCommunications

The COM320 is a voice-synthesizer modem that adds speech capability to a CR6, CR800, CR850, CR1000, or CR3000 datalogger. This capability allows the user to call a site for a spoken summary of real-time or historical data. The COM320 can also act as a standard modem.

Quantity

Overview

The COM320 is a voice-synthesizer modem that adds speech capability to a CR6, CR800, CR850, CR1000, or CR3000 datalogger.
This capability allows the user to call a site for a spoken summary of real-time or historical data.
The COM320 can also act as a standard modem.
Allows anyone to call a COM320-equipped site from any phone (including cellular) to receive a verbal report of current site conditions.
Enables the data logger to call you and recite a verbal warning if specified conditions occur.
Reports specific conditions or allows selection of information by pressing numbers on a touch-tone telephone
Uses voice strings created with CRBasic code
Operates over a wide temperature range
Supports communication rates up to 115.2 kbps between modem and data logger
Includes a speaker that aids troubleshooting in the field

Specification

Transmission Distance or Area	Worldwide
Operation	1200 to 115200 baud digital communications over phone lines
Operation	Generated voice messaging for incoming or outgoing calling Touch-tone selection voice responses
Operating Temperature Range	-25° to +50°C (standard)
Operating Voltage	12 Vdc
Current Drain	~100 μA (quiescent) ~35 mA (active)
Communication Rate	9600, 38400, 57600, 115200 bps (between data logger and COM320, and selected by user)
Data Logger Interface	CS I/O, SDC9 (not changeable)
Standards	V.92, K56Flex, V.90, V.34, V.32bis, V32, V23, V22bis, V22, V.21, B212, B103
Registration	FCC US 3A4M508BSM2-T-W IC 2377 A-SM2TW TBR21
Service Requirements	If not available at the site, phone lines must be installed.
Dimensions	16.5 x 2.5 x 6.6 cm (6.5 x 1.0 x 2.6 in.)
Weight	0.16 kg (0.35 lb)