Technical Specifications



Digital Cellular (CDMA & GSM)

Why Use?

cellular coverage available

topography not suitable for radio

send data over the Internet

System Differences

monthly carrier fees

no scheduling conflicts for data transmission

low power needs

Suggested Applications

flood and stormwater management

watershed management

drought monitoring

Remote Station Support

CDMA or GSM IP enabled modem

dynamic IP Address

115200 bits/sec

Home Station Support

static IP Address

no extra hardware

STS/RRL Software


Dual Band Dipole

Optional Antenna

Quad Band, Omni Directional

No Data Hosting Fees

Remote Firmware

Remote Diagnostic


12-30 AHr deep-cycle, rechargeable sealed lead-acid battery

External Power and
Charge Accessories

Solar power connection package (for user supplied solar panel)

AC power/battery charger assembly


solinst sts telemetry systems radio telemetry systems digital cellular telemetry systems satellite telemetry systems image

Digi Connect WAN 3G IA GSM/CDMA Modem

Mobile Connectivity: GSM, EDGE, HSDPA, HSUPA, or UMTS provisioning
Models: DC-WAN-U905, Verizon: DC-WAN-B205, Sprint: DC-WAN-B105
Operating Frequency: 850/1900 MHz Quad Band
Operating Temperature: -30°C to 75°C
Data Rate: 100 Mbps
Data Connection: Male DB-9
Idel DC Power Consumption: 1.5 W
Max DC Power Consumption: 10.4 W
Size: 3.35” x 5.25” x 0.97” (8.51 cm x 13.33 cm x 2.5 cm)
Weight: 1 lb (450 g)

More Technical Specifications for this modem can be found at: