The GSM SMS Alarm will monitor up to 8 Digital Inputs and has 2 Relay Outputs. When the digital inputs change state a SMS will be sent to up to 8 numbers. Supplied with an External Antenae.
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Below are some other options the GSM unit can monitor. Please inquire if you would like to incorporate any of these into your unit or for custom solutions.
Volt free contacts
Other applications the SMS transceiver can be used for:
Opening and closing electric gates
Control and monitoring of irrigation systems
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