Siemens PLC Communication via GPRS GSM Cellular Modem Summary DMC developed a solution for a remote monitoring and control station using the Siemens automation platform. The station required two-way communication via a cellular modem. The remote station would be used to remotely control physical I/O as well as log process data for monitoring at a central location. Customer Benefits The customer was able to verify the operation of the technology before implementing it on hundreds of eld units. The customer was able to use the latest technology - a new PLC platform with a cellular modem code library that was recently released. One PLC controller can control the local equipment, log process data, and communicate through the cellular network. Technologies Siemens Simatic S7-1200 PLC Step 7 Ba

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