The Global Data Transmitter Multiple is a modem with 6 ports, made to connect to the e-SENSE sensors, Divers and/or SDI-12 Smart Sensoring product line.
The Global Data Transmitter Multiple (GDT-M) modem is designed to communicate with sensors (e+ loggers and/or Divers and/or SDI-12 sensors) in the field and transmit sensor data in a secure way to our customers anywhere in the world. The modem has 6 sensor ports, allowing it to connect to up to 6 sensors.
The modem comes complete with barometer and mounting brackets.
Note: SIM card subscription (11.62.81/82) and battery-pack are not included.
Available variations
Depending on your preferred technology for data transfer, the modem is available in the following versions:
Applications
When installed correctly, the environmental protection is IP67. Warranty is 2 years.
| GDT Multiple | |
|---|---|
| Alarm type | high-low alarm, fluctuation alarm, low battery alarm |
| Battery life time | at least 3 years |
| Data plug type | USB |
| Message mode | Web portal, e-mail, SMS alarm, other |
| Operating temperature | -4°F - 122°F (-20°C - 50°C) |
| Data transfer | telemetric |
| Power supply | battery, line voltage |
| Registration type | logging |
| Voltage | 7.2 V (battery); external DC 5.5 - 18 volt |
| Weight | 2.65 lbs (1.2 kg) |
