Posted by danweise in Cellular, Communications, Wireless, Wireless on August 11, 2011
I just got my hands on a cellular modem that can stream analog data from a remote site to a SCADA/HMI/PLC/DCS/PAC, send a text message or an email on alarm, or receive a text message that can control a relay output (yes, it’s all secure ! !).
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cellular modem, Modbus, SMS alarm, SMS email, Webinar, wireless
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