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WAFER GSM-CTL-AC REMOTE CONTROL UNIT 

http://www.waferstar.com 

WAFER GSM-CTL-AC PROGRAMMING 

On the GSM-CTL-AC board,there is one 

Red DIP switch, that is used to setup the relay 
working method. We have two way to control 
the relay. SMS or phone calling. You have to 
select one right way as your relay working 
way.  

So Firstly need to program the Device 

with the DIP Switch to setup the relay 

working mode as the following chart: 

 

 REM: 

 

NO1 – RELAY1        NO2---RELAY2 

There are three LED: D2 D4 D6 on the board. That is used to show the working status of the 

device. D6 is used to show the GSM Module working status , D4 is used to show the MCU 
controller working status, D2 is used to show the Relay status, also when the relay is off, if 
incoming a SMS message,D2 will flash quicly to show the incoming message and also following 
three slow flash to show the send out reply SMS. 

Normally D6 is flashing quickly when power up and after about some minutes,it will go to 

flash slowly about 2 seconds per time. 

You can program the GSM-CTL-AC with SMS commands using your phone. It is safe to do 

so because in addition to the fact that other people may not know the number of the SIM inserted 
in it, we also use a Password that makes it impossible for anybody who doesn't know it to access 
the system by chance. 

Remember that commands must be CAPITAL LETTERS. It is PWD not pwd, CAP not Cap 

etc. Don't add spaces or any other character. 

Some complicated Instructions,that cann’t be programmed by the phone SMS. That would 

need to use the PC software to program and inquiry the status of the terminal. 

The below wire picture is to show how to connect the cable to the PC program connector with 

the Program adapter.Please connect it in the right direction with the picture. 

 

 
 
 
 
 
 
 
 

  ( Program adaper )                             ( Follow the right direction to plug the adapter ) 

Summary of Contents for GSM-CTL-AC

Page 1: ...WAFER GSM CTL AC REMOTE CONTROL UNIT http www waferstar com GSM CTL AC MANUAL SHANGHAI WAFER MICROELECTRONICS CO LTD...

Page 2: ...p to 6000W CONNECTOR DESCRIPTION ADVANTAGES OF WAFER GSM CTL AC 2 channels AC240V 30A 50Hz relay contact and AC240V 12A 50Hz relay contact No call charges to operate from phone calling DIP Switch to s...

Page 3: ...tor you want to use with the right direction according to the following pictures Note You must remove the PIN request from the SIM before inserting it in the unit otherwise the device will not work In...

Page 4: ...lowing three slow flash to show the send out reply SMS Normally D6 is flashing quickly when power up and after about some minutes it will go to flash slowly about 2 seconds per time You can program th...

Page 5: ...back to us to reset it and this has a cost The CAP command must be issued 2 times to be sure you don t digit a wrong one OF course it must be preceded by the old password For example to change the pas...

Page 6: ...OT Relay working output delay time This command is useful in case you need to keep the Relay output working longer The standard time is 0 3 seconds 300 ms You can change it with the GOT command The sy...

Page 7: ...the relay sets in any condition Better if above 16 You should add an external antenna if this is not the case or eventually even change operator with another that serves your area better PWD123456 CS...

Page 8: ...your control number properly into the device memory GSM CTL AC reject the call after two dialing tone but the relay doesn t work Check the DIP switch if you setup the relay working mode at phone call...

Page 9: ...and other devices as are air conditioning and heating connected directly or through external relay modules Each relay output has NO NC and COM contacts Note Power supply for the load1 mustn t exceed 3...

Page 10: ...vices of WEIFU GSM Modules For further information and queries kindly contact Email coinco_cn yahoo com cn Web www waferstar com Tel 0086 21 51870528 Also accessible via our online MSN service frank_i...

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