VT1000 USER MANUAL
9
b.
--
Picture b. Door sensor Connect and state diagram (Door closed/Open)
7.Purple Wire (
Temperature
)
Connection temperature sensor
8.Brown Wire/Black Gray Wire
Connection fuel sensor.
Fuel sensor Installation Guide
：
Connect Fuel sensor with GPS Tracker. Connect External Power DC12V Or 24V .Turn on GPS Tracker.
Wait till the GSM signal is ok.
（
The red LED Flash Slow
）
(1) Inquiry the current
R_MAX
value
：
Move the black float to the
position a
(
refer to image 1
).
Send SMS:
readr******
to the GPS Tracker,(
******
is password, default
123456
).
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
R_MIN
value.
Move the black float to the
position b
(
refer to image 2
).
Send SMS:
readr******
to the GPS Tracker,(
******
is password, default
123456
).
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
to the GPS Tracker,
Example:
setr 003 160
