GSM/GPRS Modem
Model: -
The GSM /GPRS modem built in as an integral part of the datalogger or supplied as an independent unit compatible with transmitted data through GPRS network for two-way communication with FTP, TCP/IP (INTERNET) connection and SMS.
Data collection can be triggered by interrogation from Data Centre, or by event-based transmission triggered by a remote site.
| Operating Temperature | -5 to +60 Degree C |
| Performance | Data Reception availability of 95% or better |
| Form factor | The GSM /GPRS modem should either be integral part of datalogger, or it should be supplied as independent unit compatiblewith supplied data logger |
| Communication Direction | Utilize GPRS network for two-way connection with FTP, TCP/IP(INTERNET) connection and SMS |
| Transmission trigger | Data collection to be triggered by interrogation from Data Centre,or by event-based transmission triggered by remote site |
| Power Saving | Ability to disable interrogation system in order to save power atremote site |
| CommunicationProtocol | Data transmission to execute HTTP Post or FTP, SMS to transmitdata to the Data Centre. |
| Accessories | All associated equipment, including Antenna all cables andmounting hardware |
| Antenna features | |
| Frequency range | 900 MHz: 824-960 MHz/1800MHz:1710-1880 MHz |
| Impedance | 50 ohms |
| VSWR | = 2.0 |
| Radiation | Omni-directional |
| Operating temperature | -20 to + 60 degrees Celsius |
| Connector | SMA or suitable adaptable to GSM/GPRS modem |
| Cable length | Standard |
- Ideal for sending small amounts of data
- Periodic transmissions at user set times with data in user selectable format
- Diagnostics to track amount of data being sent & performance of telemetry
- Stations with Iridium are ALERT compatible via Hydromet Cloud
- Supports remote data collection, maintenance or control of 2 on/off devices
- Optional authentication of incoming messages to ensure trusted source