Latest news for Exemys Cellular Telemetry 
Exemys Cellular Telemetry's GPRS Telemetry devices provide a transparent communication channel for the control equipment of an electric substation(18/02/2011)
Exemys Cellular Telemetry's GPRS Telemetry devices have been used in conjunction with the measurement and control equipment of an electric substation. The electric substation needed to make the remote measurement of an ABB (R) protection relay, in 5 different points of measurement. The communication protocol of the relays was DNP3. Protection Relays were installed in substations with medium and low voltage transformers. GRD Cellular Teleme... [more]
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