The CWT5011 is a GSM remote control relay,it connects to the cell phone network and like a cell phone has its own cell phone number.

The CWT5011 is activated by calling its cell phone number, it will recognise an authorised telephone number calling it, reject the call without answering and switch on or off the device connected to it, because it rejects the call without answering there are no call costs incurred.

It has 8 independent relay switches with normally open and normally closed switch contacts, these can be programmed to switch on for a pre-determined length of time whenever the The CWT5011 is called.

The relay switches can also be temporarily or permanently switched on or off by sending the CWT5011 a sms text message command. It can report the relay status by sending back a text message.d the gate opens with no cost of call.

Applications

Applications are endless and include the remote control of heating and air conditioning in holiday homes, lighting, engine pre-heaters, aviation engine heaters, irrigation systems, water well pumps, pumping stations, cabin heaters, power cycle and reboot of remote servers, routers and computers.

Features

Quad band GSM-850, GSM-900, GSM-1800, GSM-1900 MHz so will work anywhere in the world where there is a GSM cell phone network.

Two independent drivable relays that can be programmed to switch on for a period of time between 1 second and 18 hours when the unit is called. Two access modes are available, open access where the CWT5005 will respond to any incoming call, and secure access where it will only respond to programmed authorized telephone numbers.

Up to 10 authorized user telephone numbers can be added to the white list, when the secure access mode is activated only the numbers in the white list are able to activate the CWT5010. Authorized numbers can be added and deleted as required by sending the unit sms text commands.

The relays can be permanently switched on or off by sending the CWT5010 a text message command, a confirmation text can be returned if required.

The relays can be temporarily switched on for a period of time between 1 second and 18 hours by sending the CWT5005 a text message command, a confirmation text can be returned when the relays turn on and off if required.

Two relay's with normally open (N.O) and normally closed (N.C) contacts, maximum switching capacity is 3 amps @ 220V ac per relay.