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Web interrogation and phone messaging
News Release from: Omniflex (UK) | Subject: Silent Sentry SMS Alarm Monitor
Edited by the Processingtalk Editorial
Team on 07 June 2006
Alarms from un-manned waste
water/effluent plants
Omniflex has developed the Silent Sentry SMS Alarm Monitor for GSM cellular networks to support Short Message Service (SMS) transmission of data from remote unmanned outstations
Omniflex has developed the Silent Sentry SMS Alarm Monitor for GSM cellular networks to support Short Message Service (SMS) transmission of data from remote unmanned outstations that require monitoring and notification to the mobile phones of service responsible personnel in the event of an alarm condition The suitability of GSM networks has become a reality due to their coverage, reliability and low cost of ownership comments Loudon Omniflex Sales Manager
This article was originally published on Processingtalk on 6 Oct 2008 at 8.00am (UK)
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There is no infrastructure cost to consider as you have with in house radio based systems and you can extend your monitoring country wide - in fact it is possible to use the technology outside the countries borders too.
A simple SIM card contract all that is required.
The System comprises.
* Silent Sentry with up to 12 universal inputs (analogue or digital) and single serial port for third party device interfacing.
* A SIM card contract for data communication.
Silent Sentry is ideal for those remote unmanned applications where a timely alarm direct to the mobile phone of personnel responsible for the plant gives them the opportunity to take corrective action before its too late.
Waste water treatment and effluent plants tend to be isolated and un-manned.
If something goes wrong that the system it is often too late by the time the problem is spotted by plant personnel with the resultant consequential losses to the organisation.
Silent Sentry provides direct SMS to service personnel mobile phones with required acknowledgements and escalation to another phone if no response is received ensuring that alarms are attended to.
Reporting by exception (change of state) or an analogue input exceeding a limit alarm triggers the SMS message.
The Silent Sentry outstations are capable of interfacing to digital and analogue input signals or even intelligent devices like a PLC with serial protocols, eg Modbus.
Silent Sentry has the following features.
* Integrated GSM SMS communications.
* 12 Direct inputs analogue or binary.
* Integrated Modbus port (master or slave modes).
* 9-30V dc power.
* Send up to 64 different messages.
* Send to up to 10 recipients.
* Sends a daily status message.
* Integral real time clock battery backed.
* Compact and DIN rail mounting.
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