Home utilities control :
Home utilities control via phone ground line. (No cell phone).
Common Features for all models: Call your home from your cell or any phone,
wait for your preset number of rings, the circuit answers,
dial in your preset password, it replies with a beep, give it the command,
your device will managed, You may send a second command, or as many as you want.
Then send an invalid command to hang-up.
If you do not send any commands for 5 seconds, the set will hang up.
This model has 4 N.O. outputs, when called as above, you may
choose 1,2,3,or 4 to activate the desired equipment.
The set will activate (switch N.O. to close) for one second.
Any other number after that will case the set to hang up.
The password is reset to 0000 with power failure.
This model has 10 N.O.. outputs, when called as above, you may choose
10,11 to 19 to activate the corresponding equipment, and
00,01, to 09 to de-activate it, or
20,21 to 29 to pulse it with 0.5 second short then re open again.
Any other number will cause the set to hang up. The password is saved in flash memory.