MEITRACK T633G User Guide
Copyright © 2019 Meitrack Group All rights reserved. - 15 -
Maximum voltage for output open collector (invalid): 40 V
Maximum current for output low voltage (valid): 400 mA
Connect to an external relay to remotely cut off the vehicle fuel
cable or engine power supply.
The port can be set to positive or negative input 8.
12 (Digital temperature
sensor or iButton input
port)
Green
TTL3.3V level
Connect to the A52 digital temperature sensor or iButton by default
by using the A61 sensor box.
The port can be set to negative input 9 or output 4.
Note: The DC or AC voltage that is greater than 3.3 V is not allowed.
Otherwise, the device may be damaged.
8.2.1
Power Cable/Ground Wire (Pin 1/2)
Connect the power cable (red) and ground wire (black) to the positive and negative charges of the vehicle battery
respectively.
8.2.2
ACC and Door Detection (Pin 5/7)
Note: If input 3 is connected to the "ACC" position, after the engine is started, the platform will read it as ON-OFF-
ON. If input 3 is connected to the "Start" position, after the engine is started, the platform will read it as OFF-ON-OFF.
If installed correctly, after the engine is started, the platform will read it as OFF-ON.
If you have any questions, do not hesitate to email us at [email protected].
