Executive Summary
The 4G IoT Multi-Protocol Sensor Hub Solution provides a comprehensive industrial-grade connectivity platform that integrates diverse sensor protocols into unified cloud-ready data streams. Centered around EBYTE's E870 series gateways, this solution supports 500+ Modbus data points, multiple communication protocols, and advanced edge computing capabilities for robust industrial IoT deployments.
Core Product Solution: E870-G1 Gateway
Key Specifications
Communication Interfaces: 4G LTE & Ethernet (10/100M adaptive)
Protocol Support: TCP/UDP/MQTT 3.1.1 with Ebite Cloud Device Protocol
Data Capacity: 500 Modbus RTU edge data points collection
Connection Channels: 4 independent Socket connections
Serial Interfaces: RS485/RS232 (1200-460800bps default 9600)
Industrial Design: -40°C to +85°C operating temperature
Power Supply: DC 8-28V wide voltage input
Advanced Features
Edge Computing: Support for upstream/downstream data edge calculations
Multiple Reporting Modes: Change-based reporting, periodic reporting
Cloud Platform Support: AliCloud IoT JSON protocol, Ebite Cloud remote management
Network Redundancy: 4G/Ethernet dual network with automatic switching
Serial Port Shunting: Data distribution across multiple channels
Time Synchronization: Self-calibrating RTC with NTP support
Multi-Protocol Support Architecture
1. Modbus Integration
Modbus RTU to TCP Conversion: Automatic protocol translation
500 Data Points Capacity: Large-scale sensor network support
Bidirectional Communication: Both data collection and control commands
CRC Automatic Addition: Simplified Modbus implementation
2. Cloud Protocol Support
MQTT 3.1.1: Standard IoT protocol support
AliCloud IoT JSON: Native AliCloud compatibility
Custom JSON Formats: Flexible data formatting
Heartbeat & Registration Packets: Connection reliability assurance
3. Industrial Protocol Compatibility
TCP Client/Server: Four independent configurable channels
UDP Client: Real-time data transmission
HTTP/REST API: Web service integration
Custom Protocols: Proprietary protocol support
Sensor Integration Capabilities
Digital/Analog Inputs
4x Digital Input (DI): Dry contact support
2x Analog Input (AI): 4-20mA current loop compatible
High Accuracy: 0.2% measurement precision
Programmable Scaling: Custom engineering unit conversion
Control Outputs
2x Digital Output (DO): Type A relay outputs
Multiple Operation Modes: Level mode, follow mode
Remote Control: Cloud-based actuation capabilities
Safety Interlocks: Programmable control logic
Edge Computing Features
Data Processing
Local Calculations: Edge-based data transformation
Change Detection: Intelligent data reporting triggers
Data Buffering: Offline operation capability
Custom Formulas: User-defined calculation algorithms
Data Management
Periodic Reporting: Configurable time-based reporting
Event-Based Reporting: Immediate data change notifications
Data Filtering: Noise reduction and outlier removal
Historical Storage: Local data caching capabilities
Deployment Options
1. Cloud Platform Integration
Ebyte Cloud Platform: Native support with remote management
Third-Party Clouds: AliCloud, AWS IoT, Azure IoT Hub
Private Cloud Deployment: On-premises server integration
Hybrid Solutions: Mixed cloud/edge deployments
2. Communication Modes
4G LTE Primary: Cellular network connectivity
Ethernet Backup: Wired network redundancy
Automatic Failover: Seamless network switching
Multi-Operator Support: China Mobile/Telecom/Unicom
Configuration & Management
Web-Based Management
Intuitive Web Interface: Easy configuration and monitoring
Remote Access: Cloud-based device management
Real-Time Monitoring: Live data visualization
Firmware Updates: Over-the-air update capability
Multiple Configuration Methods
Upper Computer Software: Windows-based configuration tool
AT Commands: Serial configuration interface
Network Configuration: Remote parameter setting
SMS Configuration: GSM-based management option
Industrial Applications
Smart Manufacturing
Equipment monitoring and predictive maintenance
Production line data acquisition
Energy consumption monitoring
Quality control parameter tracking
Energy Management
Power distribution monitoring
Renewable energy systems
Building energy optimization
Utility sub-metering applications
Environmental Monitoring
Air quality sensing
Water quality monitoring
Weather station networks
Agricultural sensor systems
Infrastructure Monitoring
Structural health monitoring
Transportation infrastructure
Smart city applications
Public utility monitoring
Technical Advantages
Reliability Features
Hardware Watchdog: Automatic system recovery
Dual Network Backup: 4G and Ethernet redundancy
Parameter Backup: Power-off parameter preservation
Industrial Components: Extended service life
Security Features
Encrypted Communications: Secure data transmission
Access Control: Multi-level user authentication
Secure Boot: Firmware integrity verification
Audit Logging: Operation record keeping
Comparison with Alternative Solutions
E870-D1/D1G Series
20 Data Points: Reduced capacity for smaller applications
4G Only: Single communication interface
Basic I/O: 4DI/2AI/2DO configuration
Cost-Effective: Lower price point solution
E870-W1+ Series
WiFi Connectivity: Alternative to 4G connectivity
20 Data Points: Moderate capacity
Local Network Focus: LAN-based applications
Relay Outputs: Physical control capabilities
Implementation Guide
Hardware Integration
Sensor Wiring: Standard 4-20mA or dry contact connections
Power Supply: 8-28V DC industrial power input
Network Configuration: SIM card installation and APN setup
Antenna Installation: 4G and GPS antenna connections
Software Configuration
Cloud Platform Registration: Device provisioning and authentication
Data Point Mapping: Sensor-to-cloud data structure definition
Reporting Policy: Data collection and transmission timing
Alert Configuration: Notification and alarm settings
Technical Support & Services
Documentation Resources
Complete SDK: Development toolkit and sample code
API Documentation: REST API and MQTT topic reference
Application Notes: Industry-specific implementation guides
Protocol Specifications: Detailed communication protocols
Professional Services
Custom Development: Protocol adaptation and customization
System Integration: Third-party platform connectivity
Training Programs: Technical team certification
Technical Support: 24/7 engineering support
