MEITRACK T633L User Guide
Copyright © 2021 Meitrack Group All rights reserved. - 8 -
2.4
Specifications
Item
Specifications
Dimension
106 mm x 24.5 mm x 70 mm
Weight
190g
Power supply
DC 11.4
–
36 V/1.5 A
Backup battery
400 mAh/3.7 V
Power consumption
Current in sleep mode: 11 mA
Operating temperature
-20°C to 55°C(normal-temperature battery)
-5°C to 75°C(high-temperature battery)
Operating humidity
5% to 95%
Working hour
45 hours in power-saving mode
4 hours in normal mode
LED indicator
Green indicator showing the GSM signal
Blue indicator showing the GPS signal
Button/Switch
1 SOS button (for sending SMSs or dialing)
1 power button
Memory
8 MB byte
Sensor
3-axis accelerometer (used to wake the device up by vibration and detect towing alerts)
Frequency band
T633L-E
：
2G GSM:B3(1800)/B8(900)
3G WCDMA:B1(2100)/B8(900)
4G FDD:B1(2100)/B3(1800)/B7(2600)/B8(900)/B20(800)/B28A(700)
T633L-A
：
3G WCDMA:B2(1900)/B4(1700/2100)/B5(850)
4G FDD: B2(1900)/B4(2300)/B12(700)
T633L-AU
：
2G GSM:B2(1900)/B3(1800)/B5(850)/B8(900)
3G WCDMA:B1(2100)/B2(1900)/B5(850)/B8(900)
4G FDD:B1(2100)/B2(1900)/B3(1800)/B4(2300)/B5(850)/B7(2600)/B8(900)/B28(700)
LTE TDD:B40
GPS sensitivity
-163 dB
Positioning accuracy
2.5m
GNSS
GPS/GLONASS/BEIDOU/GALILEO
I/O port
The device supports 3 digital input ports, 3 output ports, 2 AD input ports, and 1 1-Wire
digital temperature sensor (iButton) interface by default. At most 9 negative input OR
7 positive ports, 8 output ports, or 4 AD input ports can be configured. For details, see
the section 2.6.3 "I/O Cable."
2 RS485 ports (4 pins) for connecting to the LED Nixie Tube Display
2 RS485 ports (4 pins) for connecting to the camera
1 CAN bus interface (FMS protocol)
1 RS232 port (8 pins) for connecting to the RFID card reader or ultrasonic fuel sensor
1 extended RS232 port (4 pins) for connecting to the RFID reader or ultrasonic fuel
