Digital Matter Dart3 LTE-M / NB-IoT GPS Tracker

Robust and affordable vehicle tracking device with inputs/outputs, remote immobilization for fleet management, driver ID, driver safety and behavior monitoring, theft recovery, and more

    High-precision GNSS (GPS/GLONASS/Galileo) tracking device
    Wired or Optional OBDII or cigarette lighter power harness available for plug-and-play installation
    1 x Ignition Digital Input, 3 x Digital Inputs, 1 x Analog Input, 1 x Switched Ground Digital Output, Switched Power Out
    Internal Backup Battery in case of loss of power or tampering
    Configure iButton®, Wiegand or RFID readers for Driver ID
    Accident and rollover detection, speeding, harsh braking and cornering, and more
    Immobilization option to safely disable vehicles and equipment remotely


LTE-M / NB-IoT Version
Cellular Module     Nordic nRF9160 Modem operates on all major global LTE-M and NB-IoT bands (supports roaming across networks – roaming SIM required)

Supported LTE bands:

LTE-M (Cat-M1): B1, B2, B3, B4, B5, B8, B12, B13, B14, B17, B18, B19, B20, B25, B26, B28, B66
NB-IoT (Cat-NB1/NB2): B1, B2, B3, B4, B5, B8, B12, B13, B17, B19, B20, B25, B26, B28, B66
GNSS Module     uBlox EVA-M8Q
Constellation     Concurrent GPS / GLONASS / Galileo
Channels     72 Channel High Sensitivity Receiver
Tracking Sensitivity     -167dBM industry-leading tracking performance
*Location Accuracy     ~2.0m CEP, 50%, 24 hours static, GPS, SBAS, -130dBm, > 6SVs
SIM Size & Access     Internal Micro 3FF SIM
GNSS Assistance     GNSS almanac and ephemeris data for greater sensitivity and position accuracy
Low Noise Amplifier     GPS signals are filtered and boosted by a SAW filter and low-noise amplifier (LNA) allowing operation where other units fail

 
The following specs are shared between versions unless otherwise stated.

 
POWER
Input Voltage     8-36V DC (max)
High-Performance Automotive Power Supply     Stringent power “load dump” tests are conducted to ensure operation in the harshest automotive electrical systems. Built-in self-resetting fuse makes installation simple and safe.
Operating Current     2G
≈250mA when moving
+ ≈60mA while internal battery charging

LTE-M / NB-IoT
≈50mA when moving
+ ≈60mA while internal battery charging
Intelligent Power Management     Device enters sleep mode when vehicle is inactive to prevent battery drain
Sleep Current     <1mA
Back-Up Battery     2G – 850mAh LiPo internal backup battery pack
LTE-M / NB-IoT – 200mAh LiPo internal backup battery pack

 
MECHANICS / DESIGN
Dimensions     99 x 76 x 19 mm (3.90 x 2.99 x 0.75″)
Weight     83g
Housing     ABS Polycarbonate Plastic. Non-branded housing for optional white-labeling.
Installation     12 wire harness / 1m length supplied as standard
*OBDII and Cigarette Lighter harness options available for quick and easy (or temporary) installs
Operating Temperature     -30°C to +60°C (connected to external power)
At < 0°C and > +40°C the internal backup battery will not be charged as a safety precaution due to the dangers associated with charging batteries at extreme temperatures.
Cellular Antenna     Internal
GPS Antenna     Internal
3-Axis Accelerometer     3-Axis Accelerometer to detect movement, acceleration, high G-force events, and more
Diagnostic LED     Diagnostic LED indicates operation status
Flash Memory     Store weeks of records if device is out of cellular coverage. Storage capacity for over 10 days of continuous 30-second logging.
On-Board Speed & Heading     The device continuously monitors speed and heading, allowing for over-speed alerts as well as updates on speed and heading changes
On-Board Temperature     The device reports internal temperature and prevents the internal battery charging in extreme temperatures. Internal temperature provides an indication of ambient temperature but may not always be precise.

 
INTERFACES
Analog Input     1 x Analog Input. 0-40V
Digital Inputs     3* x Digital Inputs with configurable pull-up/down
0-48V DC input rangeOn/Off thresholds:
Pull-up enabled: low at 0.4V, high at 1.9V
Pull-down enabled: low at 0.8V, high at 2.2VCan be used for pulse counting
*Digital Input 3 pin shared with Driver ID. Cannot be used in conjunction with Wiegand or TTL readers.
Digital Outputs     1 x Switched Ground Digital Output – 2A max
Easily wired up to switch external lights, relays, buzzers, etc. Can be used to immobilize a vehicle.
Ignition     1 x dedicated ignition Digital Input 0-48V DC
2.2V on/off threshold
May be used as a digital input if not required
Switched Power Out     3-5Vout
Max current 500mA
TTL Interface     Serial interface used to connect a Digital Matter RFID reader for Driver ID
Wiegand     Enables easy integration with a variety of Driver ID card types and readers or keypads
1-Wire® or iButton®     1-Wire® or iButton® can be used to read Driver ID tags. Readers available to suit multiple card formats.

 
SMARTS
Auto-APN     Auto-APN allows the device to analyze the SIM card and select the correct APN details from a list that is pre-loaded in the device’s firmware
Accident & Rollover Detection     Configure accident and rollover alerts triggered by extreme changes in velocity and orientation of vehicle or equipment. Second-by-second GPS data is saved on the device’s flash memory, with a capacity of approximately 2 hours of data. In the event of an accident, a subset of the data (60 seconds before / 10 seconds after) is uploaded to the server automatically (if configured) or can be requested manually for a detailed reconstruction of the incident.
Driver ID Options     RFID reader, iButton®, or Wiegand interface for Driver ID, access control, and logbooking
Driver Safety & Behavior     Monitor speeding, harsh acceleration, braking, cornering, idle times and more to improve safety and prevent unnecessary wear on vehicles
Geofence Alerts     The server can use device location to create geofences and alerts if an asset enters or leaves designated locations
Geofence Download to Device     Geofences can be downloaded directly to the device from Telematics Guru for enhanced location-based actions and alerts.

LTE-M / NB-IoT – Maximum of 500 geofences with up to 100 points per geofence
GPS Jamming Detection     GPS Jamming or Interference can be detected and alerted on
In-Vehicle Alerts     Can be wired up to external buzzers or lights for in-vehicle alerts
Lone Worker Safety     Interface a variety of duress pendants to enable man-down alerts for lone worker safety monitoring
Preventative Maintenance     Set reminders based on distance traveled and run hours to reduce maintenance and repair costs
Real-Time Tracking     Device remains continuously connected while on the move for real-time asset tracking
Remote Immobilization     Digital outputs can be connected to a relay to enable remote immobilization of vehicles and equipment in the case of theft, abuse, or unauthorized usage
Run Hour Monitoring     Calculate run hours and distance traveled (odometer) to understand and optimize asset utilization
Sensor Monitoring     Interface with a range of devices and switches for seatbelt detection, duress and panic buttons, lights, in-cab warning buzzers, and more
Tamper Alerts     Instant alert if the device is disconnected from its power source
Theft Recovery
    Switch to Recovery Mode in the case of theft or loss to activate real-time tracking for asset retrieval

 
DEVICE MANAGEMENT
Flexible Configuration     Configure device parameters such as position update rate, movement and accelerometer settings, and more
Device Management Platform     Manage, monitor, configure, debug, update, and restart devices remotely from our cloud-based device management system
Configuration App     Configurable with DM-Link provisioning tool

 
INTEGRATION
Third-Party Integration     TCP Direct or HTTPS Webhook

 
SECURITY
Data Security     Military-level AES-256 Encryption from device to Device Management Platform to protect the integrity and confidentiality of telematics data. Data forwarded to third-party systems is sent via HTTPS for end-to-end security.

 
WARRANTY
Manufacturer’s Warranty     Two-year manufacturer’s warranty. Exclusions apply.

 
 
CERTIFICATIONS
LTE-M/NB-IoT – FCC, ISED, CE, ACMA RCM, EMC, RoHS