Specifically developed for all those users who need an economical means to monitor pulse counters, the A757 is a compact, robust and low powered unit. It features lots of memory in a rugged aluminum enclosure with IP-67 connectors. It also has an integrated quad-band Motorola GPRS modem and an integrated NiMH battery (or an optional Lithium-Thionyl battery) for non-solar operations.
Manufactured by: Adcon Telemetry
Model: A757 GPRS Wireless Data Logger
Remote meter reading
Rain intensity monitoring networks
Flood warning networks
Weight | 1.150gr (2.4lb.) |
Dimensions | 160 x 60 x 80 mm |
Ingress Protection class | IP-67 |
Temperature range | 30°C to +65°C (-22°F to +149°F) |
Case | Powder-coated aluminum |
Screw connections | Flange sockets of nickel-plated brass, stainless cover screws Binder, Germany |
Connectors (all connectors IP67 if properly mated or capped) |
1x Binder M9 7-pin to SDI-12 1x Binder M9 5-pin to solar cell / power supply 1x TNC Antenna connector |
Power supply | 6,2 V NiMH battery 3.100 mAh + solar cell / mains adapter |
I/O-Port | Pulse Counter |
Slot times | User-specifi c (from 10 sec. to 12 h); |
Rain Intensity feature | Time-stamps each pulse |
Sampling Frequency | max. 50Hz |
Internal memory | 2MB for up to 200.000 values |
Operating time | In standard mode up to 21 days in power-save mode up to 6 months (without charging) Depends on slot time, transmission rate and type of sensors. |
Transmission distance | max. 36km. according to GSM standard |
Rx Sensitivity | -106 dBm |
Frequency range | 850 / 900 / 1800 / 1900 MHz |
Tx Output Power | max. 2 W (depends on frequency) |
Antenna | Omnidirectional quad band, 2dBi, fully sealed, with TNC connector |
Mounting | Integrated mast-mounting bracket |
Type approvals | R&TTE, FCC Part 15, RA Australia, Industry Canada, etc. |