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7CH GSM Remote Control Relay Output Contacts Switch Box Quad Band AT-GR07
This is a wireless gsm remote control switch that connects to the GSM cell phone network!STANDARD PACKAGE:* 1 x 7CH GSM remote control relay panel(GSM 850/900/1800/1900MHz Quad Bands,Worldwide usage!)* 1 x RS232 PC programming datacable* 1 x Internal GSM antenna
* 1 x Retail Neutral Packing Box
HOW IT WORKS
* It has 7 independent relay switches. The first relay switch is activated by calling the SIM chips cell phone number. It will then reject the call without answering and trigger the first relay (which will likely turn on whatever device you`ve got hooked up). There are no call costs incurred when dialing the unit; it will recognize an authorized telephone number calling it and reject the call without answering. The other 6 independent relay switches be switched on or off by sending the GSM device an sms text message.Applications include the remote control of heating in holiday homes, lighting, engine pre-heaters, aviation engine heaters, irrigation systems, water well pumps, pumping stations, cabin heaters, resetting of remote servers, arming and disarming security systems, access control of gates and garage doors.ADVANCED FEATURES7 channels 230V 10A 50Hz relay contactsNo call charges to operate from phone callingWork with GSM phones calling and SMSRelay operates almost every applicanceRemote password operation and also password changeOpetional relay working modeOne relay output with the calling mode and others with the SMS to controlCaller ID confirmation for securityQuick & easy number barringbe operated from anywhereEasy programming in minutes with your phone or PC software SPECIFICATIONReal-time & interactive controlQuad Band (Supports 850 MHz, 900 MHz, 1800 MHz, 1900 MHz)7 relays - 230V 10A 50Hz relay contactsOperating temperature (- °C) Relays operates almost every appliance Small standby power (< 10mA 12V) Relay memory after power failureOptional password to keep the system at safety operating mode.Remote Password change Two operating modes (momentary and latching relays)One relay is relay is activated by telephone call, the rest are activated by SMSWorking voltage is at 9~12V AC/DC.(Not Included)Fine grained timer control (programmed by milliseconds)CONNECTOR DESCRIPTIONGSM External AntennaPls install the GSM relay panel at a GSM signal well received area, so you remote control the unit freely. BUT if the unit location have weak GSM signal, then this external antenna will be better than the internal antenna.Exampleconnection to output Driver
7CH GSM SMS Remote Control Relay Output Contacts Switch Box Quad Band AT-GR07