Technical Specifications - GL502MG Asset Tracker : Help Center

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Technical Specifications - GL502MG Asset Tracker

Modified on Thu, Sep 3 at 9:21 AM

The following table describes the technical specifications of the GL502MG Asset Tracker:

LTE Specifications

Operating Band	Cat M1: LTE-FDD: B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B26/B27/B28/B66/ B85 Cat NB2: LTE-FDD: B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B28/B66/B71/B85
Data Transmission	eMTC (DL) 375 Kbps eMTC (UL) 1375 Kbps NB2 (DL) 127 Kbps NB2 (UL) 158.5 Kbps NB1 (DL) 32 Kbps NB1 (UL) 70 Kbps

EGPRS Specifications

Frequency	EGPRS 850 / 900 / 1800 / 1900 MHz
Data Transmission	GPRS: (DL)107 Kbps, (UL)85.6 Kbps EDGE: (DL)296 Kbps, (UL)236.8 Kbps

GNSS Specifications

GNSS Type	u-blox All-in-One GNSS receiver
Sensitivity	Autonomous: -147 dBm Hot start: -156 dBm Reacquisition: -160 dBm Tracking: -162 dBm
Position Accuracy (CEP)	Autonomous: < 2.5m
TTFF (Open Sky)	Cold start: 27s average Warm start: 27s average Hot start: 1s average

General Specifications

Dimensions	250 × 58 × 61mm 9.84’’(L) × 2.28’’(W) × 2.40’’(H)
Weight	719g (25.36oz)
Internal Battery	57000mAh, Lithium thionyl chloride battery
Standby Time	1 report/ day : up to 10 years 6 reports/ day : up to 6 Years 5 minutes reporting: 3 months *The standby time is estimated under the condition of operating with LTE CAT M1/NB-IoT and the CSQ is greater than 15, working at a constant ambient temperature of 25°C and reporting once a day without any sensors.
Waterproof	IP68 compliant
Operating Temperature	-20℃ ~ +60℃
BLE	Support BLE 5.2 protocol
Internal Temperature Sensor	Built-in temperature sensor
Buffer Messages	Up to 10,000 buffer messages

Interfaces

Battery Switch	Used for power on/off (Internal only)
Cellular Antenna	Internal only
GNSS Antenna	Internal only
BLE Antenna	Internal only
WiFi Antenna	Internal only
SIM Access	Internal only (3FF SIM)
LED Indicators	GNSS, Status (Internal only)
USB Type-C	Used for firmware upgrading and debug (Internal only)

Air Interface Protocol

Command Set	@Track protocol command
Transmit Protocol	TCP, UDP, SMS
Working Modes	Power saving mode for long standby time Continuous mode for emergency tracking
Scheduled Timing Report	Report position and status at preset time intervals
Geo-fences	Support up to 20 internal geo-fence regions
Low Power Alarm	Alarm when the internal battery is low
Wakeup Report	Report when the device wakes up
Motion Detection	Motion detection based on internal 3-axis accelerometer
Reporting Frequency Adjustment	Intelligent adjustment of reporting frequency