The GV350 series (LTE) includes three models of GNSS tracking devices with multiple interfaces including two RS232 serial ports and a 1-wire interface, etc. The series is compatible with LTE Cat M1/NB1 network on multiple bands for global operation with EGPRS backup.
| Manufacturer | Model | Type | I/O | Battery | Communication Methods |
|---|---|---|---|---|---|
| Queclink | GV350MG | GPS | 4/3 | Yes - Internal Battery | Cat M1/Cat NB1: LTE FDD: B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25*/B28 LTE-TDD: B39(for Cat.M1only) |
GSM Specifications
Frequency: 850/900/1800/1900 MHz
Data Transmission:
GPRS multi-slot class 33 (33 by default)
EDGE multi-slot class 33 (33 by default)
LTE Specifications
Operating Band:
Cat M1 / Cat NB1:
LTE FDD: B1 / B2 / B3 / B4 / B5 / B8 / B12 / B13 / B18 / B19 / B20 / B25 * / B28
LTE-TDD: B39 (only for Cat.M1)
Data Transmission:
eMTC (DL) 375 Kbps
eMTC (UL) 375 Kbps
NB1 (DL) 32 Kbps
NB1 (UL) 70 Kbps
* B25 is supported by GL300MG_S
GNSS Specifications
GNSS Type:
u-blox all-in-one GNSS receiver
Sensitivity:
Cold Start: -145 dBm
Tracking: -161 dBm
Position Accuracy (CEP50) Autonomous: <2.5 m
TTFF (open sky)
Cold Start: average 30 seconds
Hot Start: average 1 second
Interfaces
Digital Inputs
1 positive trigger input for ignition detection
3 negative trigger inputs for normal use
Digital Output
1 digital output, open drain, maximum excitation current 150 mA
Latched Digital Output
1 digital output with internal closing circuit, open drain, maximum excitation current 150 mA
Configurable Input/Output
1 special I/O can be configured as a 0 V-32 V analog input or open-drain digital output with a maximum drive current of 150 mA
Serial Ports
2 RS232 serial ports on 16-pin Molex connector for external devices
CAN Bus Interface
CAN 2.0A/B, SAE J1939
1-wire interface
Supports 1-wire temperature sensor (up to 8 channels)
Cellular Antenna
Internal antenna only
GNSS Antenna
Internal patch antenna and optional external antenna (SMA connector)
LED Indicators
CEL, GNSS, PWR
Mini USB Interface
Used for updates and debugging
General Specifications
Dimensions
80 mm (length) x 48 mm (width) x 25 mm (height)
Weight
75g
Backup Battery
Lithium polymer, 250 mAh
Operating Voltage 8 V to 32 V DC
Operating Temperature
-30 ℃ ~ + 80 ℃
-40 ℃ ~ + 85 ℃ for storage
Air Interface Protocol
TCP, UDP, SMS transmission protocol
Scheduled Reporting
Report position and status according to preset time intervals, distance, mileage, or a combination of these settings
Geo-Fences
Geo-fence alert, supports up to 20 circular geo-fence regions and 20 polygonal geo-fences
Power On Report
Report when the device is powered on
Trailer Alarm
Based on internal 3-axis accelerometer
Driving Behavior Monitoring
Detection of aggressive driving behavior, including harsh braking, acceleration, etc.
Accident Detection
Accident data collection for reconstruction and analysis
Special Alarm
Special alarm based on digital inputs
Remote Control
OTA control of digital outputs
ES
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