3-1
2103 Modem Module
Section 3 2103c Cellular Modem Module
3.1 Overview The 2103c Modem (part #68-2000-033 with whip antenna; part
#68-2000-030 with buried antenna) is a portable data retrieval
unit designed to transmit data from Isco’s 2100 Series
Open-Channel flow modules.
3.1.1 Data Retrieval Using a computer running Isco’s Flowlink® software, you can
call up your monitoring site to configure the flow module settings
and retrieve flow data.
Detailed operating instructions are available in Flowlink in a
Windows Help format, and in the flow module’s Installation and
Operation Guide.
3.1.2 Text Messaging Using CDMA technology, the 2103c is capable of digital text mes-
saging to up to 5 text capable cellular phones or pagers when a
programmed alarm condition occurs.
Consult the Help files and Installation and Operation Guide for
details on programming alarm conditions.
3.1.3 Stacking /
Compatibility
The 2103c can be located anywhere within a stack of 2100 Series
modules, or used remotely, powered by an Isco 2191 battery
module. The 2103c is compatible with Isco’s 2150 Area Velocity
flow module, 2110 Ultrasonic flow module, 2101 Field Wizard,
and 2102 Wireless module.
3.2 Antenna Options One of 3 antenna types is included with your system, also spec-
ified when ordering:
•The external, magnetic mount whip antenna (part
#68-2000-032) is 6 feet long and 3 inches tall. The
external whip antenna is for general use, and is
especially desirable when the system is stored within an
enclosure.
Figure 3-1 2103c magnetic-mount antenna