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(2) Send one following SMS to give the relay the current to drive it :
W******,020,1,1
(3) Send one following SMS to cut off the current of the relay.:
W******,020,1,0
IN Pin operation:
(1) connect one SOS key as above picture show.
(2) Send one following SMS to set SOS alarm phone number of aid canter
W******,003,1,1,Tel number
Tel number:
the SOS alarm phone number of aid centre , like 008613866668888
(3) When someone press the SOS key, the aid centre will receive the SOS Alarm SMS
---- " SOS Alarm"
6. Wiring Description
Connect the wiring correctly.
The AVL unit should be connected to power source, after all the wiring work has been completed and
checked.
GPS antenna is used to receive satellite signals in the sky. It should be fixed to face the sky; and should
not be covered or shielded by any object containing metal, such as the metallic windshield.
Wiring connections must be firm and reliable; and the joints should be wrapped with insulating tape
tightly.
The unused electrical wire should be properly insulated.
7. Description of the LED Indicators
Flash
Constant Glow
Constant Dark
8. Inspection Item after Installation
After connected to the power source, the RED LED Indicator should be "constant glow" or " Flash".
D. Operating Instructions
1.
Position Report Function
SYSTEM STATE
(RED LAMP)
Work normally
Charging
In trouble or no power
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