Device Manual of Discovery 4G Basic: Difference between revisions

Latest revision as of 10:37, 1 September 2025

Discovery 4G BASIC is a tracking terminal with GNSS and GSM connectivity, capable of collecting device coordinates and transmitting them via the GSM network to a server. It is ideal for applications requiring remote object tracking.

Package Contents

DISCOVERY 4G BASIC device
Input/output power cable with 2x6 connection pins
3.7V 350 mAh rechargeable Li-PO battery

Basic Characteristics

GSM / GPRS / GNSS / Bluetooth Features

Technology: LTE (Cat 1) / 2G (GSM/GPRS) / GNSS / Bluetooth
SMS (text) support
Integrated GNSS receiver
Sensitivity: up to -149 dBm

Cellular

Network Mode	Frequency Band
LTE-FDD	B1/B3/B5/B8
LTE-TDD	B34/B38/B39/B40/B41
GSM	900/1800 MHz
GNSS	GPS, GLONASS, BeiDou, Galileo, QZSS
Bluetooth	4.2

Transmit Power

GSM850/900: Class 4 (23±2 dBm)
GSM1800/1900: Class 1 (20±2 dBm)
LTE-FDD: Class 3
LTE-TDD: Class 3

Hardware Features

Built-in movement sensor
Built-in Bluetooth 4.2 LE
Internal High Gain GNSS and GSM antennas
Internal flash memory 4MB (32,768 records)
350 mAh Li-Po rechargeable 3.7V battery

Interface Features

Power Supply: +9V to +90V DC
Digital Inputs: 3 (DIN1, DIN2, DIN3)
Analog Inputs: 3 (multiplexed with digital outputs)
Digital Outputs: 3 (multiplexed with analog inputs)
1-Wire Interface: Supports temperature sensor
Status Indicators: 4 LEDs (GNSS, Network, Power, User)

Special Features

Fast GNSS fix (outdoor)
Reliable tracking in urban environments
Compact and rugged design
Real-time tracking
Smart data acquisition based on:
- Time, Speed, Distance, Ignition or I/O events
Data transmission via GPRS
Configurable via secured SMS
1x Micro SIM / eSIM
Overvoltage protection: YES

Electrical Specifications

Description	Voltage	Duration
Normal operation	+9 to +90 V	Unlimited
Protection activates, device off	90 V	Unlimited
Maximum voltage	< 90 V	Unlimited

Technical Details

Battery charge current: Avg. 140 mA
Operating temp (without battery): -40°C to +85°C
Storage temp (without battery): -40°C to +80°C
Operating temp (with battery): -20°C to +70°C
Storage temp (with battery): -20°C to +40°C
Humidity: 5% to 95% non-condensing
Ingress Protection: IP54
Weight (device + battery): 60 g
Resettable fuse: 3A, 100V

Mechanical

Dimensions: 85mm x 66mm x 20mm (L × W × H)
Enclosure: Polycarbonate

LED Indications

Function	Indicator
GNSS	LED (Orange)
Network	LED (Green)
Power	LED (Red)
User Status	LED (Red)

Internal Battery Specifications

Property	Value
Type	Li-Po rechargeable battery
Voltage	3.75 – 4.2 V
Capacity	350 mAh
Power	0.64 – 0.66 Wh
Charge Temp	0°C to +45°C
Discharge Temp	-20°C to +60°C
Storage Temp	-20°C to +45°C (15 days); -20°C to +35°C (90 days)

⚠️ CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.

Do not discard batteries in household waste. Use recycling bins or drop-off centers.

Electrical Characteristics

Parameter	Min.	Typ.	Max.	Unit
Supply Voltage	+9	–	+90	V
Digital Output Voltage (DO1–DO3)	10	–	60	V
Drain Current (DO OFF)	–	–	120	µA
Input Resistance (DIN1–3)	–	2.2K	–	Ω
Input Voltage Threshold (DIN1–3)	10	–	–	V
Analog Inputs (Range 1–3)
Voltage Range	0	–	+10	V
Resistance	–	2.2K	–	Ω
Measurement Error	–	–	2	%
1-Wire Interface
Output Voltage	–	4.5	–	V
Output Inner Resistance	–	7	–	Ω
Output Current (Uout > 3.0 V)	–	30	–	mA
Short Circuit Current (Uout = 0)	–	75	–	mA

Other Features

Remote reset via SMS/GPRS
Supports 2 IPs simultaneously
Firmware Over-The-Air (FOTA)
Geo-fence (Circular/polygonal)
Protocols: TCP/IP, HTTP, SMS
Memory: more than 32,768 positional logs
SMS fallback if GPRS unavailable
Backup battery runtime: more than 1 hour
SIM support: 1x Micro SIM / eSIM
Alerts: battery disconnection/reconnection, over-speed, ignition, geo-fence, tilt, low battery
External battery voltage monitoring
Optional interfaces: 1-Wire, Immobilizer, Buzzer

Absolute Maximum Ratings

Parameter	Min.	Typ.	Max.	Unit
Supply Voltage	+9	–	+90	V
Drain-Source Clamp Threshold	–	–	+60	V
Digital Input Voltage	–	–	+10	V
Analog Input Voltage	0	–	+10	V

⚠️ Note: Analog input error margin may increase with temperature variation.

@@ Line 1: / Line 1: @@
-'''Discovery 4G BASIC''' is a tracking terminal with GNSS and GSM connectivity, capable of collecting device coordinates and transmitting them via the GSM network to a server. It is ideal for applications requiring remote object tracking.
+[https://transight.com/products/discovery-series/discovery-4g-basic/'''Discovery 4G BASIC'''] is a tracking terminal with GNSS and GSM connectivity, capable of collecting device coordinates and transmitting them via the GSM network to a server. It is ideal for applications requiring remote object tracking.
 == Package Contents ==
@@ Line 8: / Line 8: @@
 == Basic Characteristics ==
 === GSM / GPRS / GNSS / Bluetooth Features ===
-* Name: Quectel EC200U-CN
 * Technology: LTE (Cat 1) / 2G (GSM/GPRS) / GNSS / Bluetooth
 * SMS (text) support
@@ Line 16: / Line 15: @@
 === Cellular ===
-* LTE-FDD Bands: B1, B3, B5, B8
+{| class="wikitable" style="width:100%;
-* LTE-TDD Bands: B34, B38, B39, B40, B41
+! style="background-color:#680022; color:white;" | Network Mode
-* GSM Bands: 900 / 1800 MHz
+! style="background-color:#680022; color:white;" | Frequency Band
-* GNSS: GPS, GLONASS, BeiDou, Galileo, QZSS
+|-
-* Bluetooth: Supported (v4.2 LE)
+| LTE-FDD || B1/B3/B5/B8
+|-
+| LTE-TDD || B34/B38/B39/B40/B41
+|-
+| GSM || 900/1800 MHz
+|-
+| GNSS || GPS, GLONASS, BeiDou, Galileo, QZSS
+|-
+| Bluetooth || 4.2
+|}
 === Transmit Power ===
@@ Line 56: / Line 64: @@
 == Electrical Specifications ==
-{| class="wikitable"
+{| class="wikitable" style="width:100%;
 ! style="background-color:#680022; color:white;" | Description
 ! style="background-color:#680022; color:white;" | Voltage
@@ Line 84: / Line 92: @@
 === LED Indications ===
-{| class="wikitable"
+{| class="wikitable" style="width:100%;
 ! style="background-color:#680022; color:white;" | Function
 ! style="background-color:#680022; color:white;" | Indicator
 |-
-| GNSS|| LED (Orange)
+| <div style="color: orange; font-weight: bold;"> GNSS </div>|| <div style="color: orange; font-weight: bold;">  LED (Orange) </div>
 |-
-| Network|| LED (Green)
+| <div style="color: green; font-weight: bold;"> Network </div>|| <div style="color: green; font-weight: bold;"> LED (Green)</div>
 |-
-| Power || LED (Red)
+| <div style="color: red; font-weight: bold;"> Power</div> ||<div style="color: red; font-weight: bold;">  LED (Red) </div>
 |-
-| User Status || LED (Red)
+| <div style="color: red; font-weight: bold;"> User Status </div> ||<div style="color: red; font-weight: bold;"> LED (Red)</div>
 |}
 == Internal Battery Specifications ==
-{| class="wikitable"
+{| class="wikitable" style="width:100%;
 ! style="background-color:#680022; color:white;" | Property
 ! style="background-color:#680022; color:white;" | Value
@@ Line 121: / Line 129: @@
 == Electrical Characteristics ==
-{| class="wikitable"
+{| class="wikitable" style="width:100%;
 ! style="background-color:#680022; color:white;" | Parameter
 ! style="background-color:#680022; color:white;" | Min.
@@ Line 161: / Line 169: @@
 * Supports 2 IPs simultaneously
 * Firmware Over-The-Air (FOTA)
-* Geo-fence (Rectangular/polygonal)
+* Geo-fence (Circular/polygonal)
 * Protocols: TCP/IP, HTTP, SMS
 * Memory: more than 32,768 positional logs
@@ Line 172: / Line 180: @@
 == Absolute Maximum Ratings ==
-{| class="wikitable"
+{| class="wikitable" style="width:100%;
 ! style="background-color:#680022; color:white;" | Parameter
 ! style="background-color:#680022; color:white;" | Min.