TLT-8A GPS/GSM Car Tracker Instruction Manual V1.0
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Instruction format to turn on all square geo-fence: 311 + user password
For example: 3110000
Instruction format to turn on single square geo-fence: 311 + user paGX
For example: 3110000G5
Description: The instruction is used to turn on all square geo-fence and turn on single square geo-fence. GX
stands for geo-fence X, whose value range is [1, 16]. After receiving the instruction, TLT-8Areturns confirmation
message: SET ALL SQUARE GEO GEO FENCE: ON. When turning on single square geo-fence, it returns
confirmation message: SET SQUARE GEO FENCE GX: ON.
2>Instruction
2>Instruction
2>Instruction
2>Instruction to
to
to
to turn
turn
turn
turn off
off
off
off square
square
square
square geo-fence
geo-fence
geo-fence
geo-fence
Instruction format to turn off all rectangular geo-fence: 310 + user password
For example: 3100000
Instruction format to turn off single rectangular geo-fence: 310 + user paGX
For example: 3100000G5
Description: The instruction is used to turn on all rectangular geo-fence and turn on single rectangular
geo-fence. GX stands for geo-fence X, whose value range is [1, 16]. After receiving the instruction, TLT-8Areturns
confirmation message: SET ALL SQUARE GEO FENCE: OFF. When turning on single square geo-fence, it
returns confirmation message: SET SQUARE GEO FENCE GX: OFF.
Note: If multiple set square fences give warning at the same time. G1 will call and G2, G3, G4… will send
position message instead of calling. As for the ex-factory configuration or in case of restoration, the status is RS by
default.
Notice: Above stated geo-fences are optional. When the device receives geo-fence setting instruction,
geo-fence function will be activated automatically. When geo-fence function is activated again after turned off,
previous setting remains valid.
1
1
1
14
4
4
4.... Overspeed
Overspeed
Overspeed
Overspeed alarm
alarm
alarm
alarm
Instruction format: #122#user password#X##
For example: #122#0000#250##
After receiving the instruction, TLT-8Awill return confirmation message: SET RATE LIMIT: 250.
Description: 1. X is speed benchmark value, which is an integral number. Its unit is KM/H with defined
domain of [0, 999]. When X=0, overspeed warning function is turned off.
2. After the function is activated, when travel speed exceeds set speed, the device will send position
information with information format returned from “request for single positioning" to the three prestored numbers
immediately. Information status is STATE: OVERSPEED. It will also call the first prestored number immediately.