This modem is designed to interface with any standard MODBUS RTU device that want to send SMS.

In typical PLC applications, situations such as failure of particular component or out of normal situation needs to intimated to someone who can take corrective action.

The receiver can even be a SMS receiving modem that can operate a switch to control the situation without involvement of human

• Reads specified register from connected MODBUS RTU device such as PLC.
• Up to 150 messages with massage code can be saved inside modem.
• Whenever message code in register matches with any of the saved message code, corresponding SMS is sent to all enabled receivers.
• Up to 15 receiver numbers can be configured in the modem. Each of the configured number receives the alert SMS.
• The alert message can also include time stamp of the event that caused the SMS alert. This can be disabled if not required.
• Alerting criteria is fully configurable by end user. The configuration can be done from mobile phone or from configuration utility software.
• SMS message text and the alert receiver numbers can be set by master end user.