MeiTrack T400G, User Manual

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MEITRACK T400G TPMS Scheme User Guide
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pressure is 15 bar.
0258 (hexadecimal) =
600 (decimal)
600 x 0.025 = 15

78 : The tire
temperature is 70°C.
78 (hexadecimal) =
120 (decimal)
120 - 50 = 70

01 : A fast air leak alert
is generated.
* Contains 1 byte. It is used to separate the command
content from the checksum.
ASCII (hexadecimal: 0x2A)
*
Checksum Contains 2 bytes.
Indicates the sum of characters from the packet
header to the checksum (excluding the checksum and
ending character).
Hexadecimal
$$< Data identifier >< Data
length >,< IMEI >,< Command type >,< Command
content ><* Checksum >\r\n
BE
\r\n Contains 2 bytes. The parameter is an ending
character. The type is ASCII (hexadecimal:
0x0d,0x0a).
\r\n
9.2 Command Details
9.2.1 Obtaining All Alert Parameters of a Tire Pressure Sensor – DA0 (GPRS)
GPRS Sending DA0
GPRS Reply DA0,< High pressure threshold of the first axle >< Low pressure threshold of the first
axle >< High pressure threshold of the second axle >< Low pressure threshold of the second
axle >< High pressure threshold of the third axle >< Low pressure threshold of the third
axle >< High pressure threshold of the fourth axle >< Low pressure threshold of the fourth
axle >< High pressure threshold of the trailer >< Low pressure threshold of the
trailer >< High temperature threshold >
Description High pressure threshold of the first axle: hexadecimal; unsigned; 1 byte; formula:
obtained value/10; unit: bar.
Low pressure threshold of the first axle: hexadecimal; unsigned; 1 byte; formula:
obtained value/10; unit: bar.
High pressure threshold of the second axle: hexadecimal; unsigned; 1 byte; formula:
obtained value/10; unit: bar.