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Calibration:
The ultrasonic sensor needs to be calibrated after installation.
(1) Inquiry the current
Filled up state.
position a
Send SMS:
readr******
Example:
readr123456
The GPS Tracker will reply: The current_R_value :XXX (XXX is 3 digits).
Example: The current_R_value : 160
(2) Inquiry the current
When the oil is lowest,
Send SMS:
readr******
Example:
readr123456
The GPS Tracker will reply: The current_R_value :XXX (XXX is 3 digits).
Example: The current_R_value : 003
(3) Set R Value.
Send
SMS:setr+space+ R_MIN+space+R_MAX
Example:setr 003 160
The GPS Tracker will reply:Set R value ok.
Track by 900D web based tracking software
Enable GPRS
Set APN
Send the SMS to the tracker as following format
Set APN: Case 1 (No apn user name and apn password)
Command format:
For example:
VT600X USER MANUAL
R_MAX
value：
(refer to image 1).
to the GPS
Tracker,(******
R_MIN
value.
position b
(refer to image 2).
to the GPS
Tracker,(******
Command
apn+password+space+apn name
apn123456 cmnet
is password, default 123456).
is password, default 123456).
to the GPS Tracker,
default password:123456
apn :
Command code
123456: password, default 123456
cmnet: APN, is gateway to connect
internet, Each country is different, please
contact your SIM card provider for APN
name.
Remark
10
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