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GV355CEU Queclink

GV355CEU

The GV350CEU is a next-generation telematics solution equipped with LTE Cat 1 and GNSS positioning modules. It is capable of reading advanced vehicle data from heavy-duty trucks (CAN and J1708), light commercial vehicles, and passenger vans without interfering with the vehicle’s bus wiring or data ports. With multiple interfaces, the device supports a wide range of pre-integrated accessories—either from Queclink or selected partners—via the RS232 serial port and 1-wire interface, enabling additional features such as fuel level monitoring and driver identification. Its integrated BLE allows connectivity with various wireless accessories such as BLE beacons and temperature monitoring sensors.

Specifications

Manufacturer Model Type I/O Battery Communication Methods
Queclink GV57MG GPS N/A Yes - Backup battery GPRS/LTE

Features

Specifications

LTE Specifications

Operating Bands

LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B20/B28

Data Transmission

LTE-FDD: Max 10Mbps (DL)/Max 5Mbps (UL)

EGPRS Specifications

Dimensions

94(L) x 58.5(W) x 21(H)mm

Weight

74g

Backup Battery

Lithium Polymer, 250 mAh

Operating Voltage

8V to 32V DC

Operating Temperature

Storage Temperature

-30℃ ~ +70℃
-40℃ ~ +80℃

BLE

Supports BLE 5.2 protocol

GNSS Specifications

GNSS Type

All-in-one u-blox GNSS receiver

Constellation Support

GPS,Glonass,Galileo,Beidou

Sensitivity

Cold Start: -148 dBm
Hot Start: -160 dBm
Tracking: -167 dBm

Position Accuracy (CEP)

Autonomous: < 2m

TTFF (Open Sky)

Cold Start: 24 s (avg)
Hot Start: 1 s (avg)

Interfaces

Digital Inputs

1 positive trigger input for ignition detection
3 negative trigger inputs

Analog Inputs

2 analog inputs (0V–16V)
1 analog input (0–30V)

Digital Outputs

5 digital outputs

Latched Digital Output

1 latched output with internal latching circuit, open drain, max drive current: 150 mA

Serial Port

1 RS232 serial port via 22-pin Molex connector for external devices

Cellular Antenna

Internal only

GNSS Antenna

Internal

BLE Antenna

Internal only

LED Indicators

Cellular network, GNSS, power status, CAN status

Mini USB Port

For configuration, updates, and debugging

CAN Interface

CAN1: Supports CAN-bus for trucks and passenger vehicles
CAN2: Supports CAN-bus on OBD II and J1708

1-Wire Interface

VDD, DATA for 1-Wire devices

Air Interface Protocol

Transmission Protocols

TCP, UDP, SMS

Scheduled Reporting

Reports position and status based on preset time intervals, distance, mileage, or combinations

Geo-fences

Geo-fence and parking alarm, supports up to 20 internal geo-fence regions

Low Power Alarm

Triggered when backup battery is low

Power-On Report

Reports when device powers on

Towing Alarm

Triggered by towing events while the vehicle is off

Driving Behavior Monitoring

Detects aggressive driving, including harsh braking and rapid acceleration

Collision Detection

Captures crash data for reconstruction and analysis

Special Alarm

Triggered by digital/analog input events

Remote Control

OTA control of digital outputs
GV355CEU

Requirements

See the complete documentation
GV355CEU

Programming

See the complete documentation
GV355CEU

SMS Programming

See the complete documentation
GV355CEU

Commands

See the complete documentation