Comprehensive Product Summary – ORing IMG‑111‑2G Industrial M2M Gateway

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### 1. Product Overview

Product Name: Industrial M2M Gateway
Model: IMG‑111‑2G
Series: IMG‑111 Series
Article Number: IMG‑111‑2G
Manufacturer: ORing Industrial Networking Corp.
Manufacturer Website: [www.oring-networking.com](http://www.oring-networking.com)
Support Contact: support@oring-networking.com
Sales Contact: sales@oring-networking.com

The ORing IMG‑111‑2G is a compact, industrial‑grade M2M (Machine‑to‑Machine) gateway designed to bridge serial RS‑232 devices with Ethernet and GSM/GPRS 2G cellular networks. It provides reliable data transmission between field devices and remote servers, enabling industrial automation, telemetry, and remote monitoring applications. The unit integrates a GSM 2G modem, a 10/100Base‑T(X) Ethernet port, and a serial RS‑232 interface within a rugged IP‑30 metal enclosure suitable for harsh environments.

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### 2. Key Features

- Integrated GSM/GPRS 2G Modem: Built‑in dual‑band/quadriband GSM/GPRS module supporting 900/1800 MHz or 850/900/1800/1900 MHz operation for global compatibility.
- Versatile Connectivity: 1 × 10/100Base‑T(X) Ethernet port (RJ‑45, auto MDI/MDI‑X) and 1 × RS‑232 serial port (DB9 male).
- VPN Support: Built‑in OpenVPN and PPTP VPN for secure remote access and encrypted data tunnels.
- Dynamic DNS (DDNS): Allows mapping of dynamic IP addresses to a fixed domain name for easy remote access.
- Event Notification System: Supports Syslog, SNMP Trap, Email alerts, and relay output for fault or event reporting.
- Multi‑Host Communication: Supports up to 5 simultaneous host connections in Virtual COM, TCP Server, or TCP Client modes; up to 4 IP ranges in UDP mode.
- Flexible Power Input: Dual 12 – 48 V DC power inputs with reverse polarity protection.
- Industrial Design: IP‑30 rated metal housing, DIN‑rail and wall‑mount installation options.
- Wide Temperature Range: Operates from –10 °C to +60 °C; storage –40 °C to +85 °C.
- Comprehensive Management: Web‑based GUI, DS‑Tool utility, and remote management via WAN.
- Security and NAT Functions: IP/MAC filtering, port forwarding, DMZ, UPnP, and NAT‑PMP support.
- Serial‑to‑Ethernet Conversion: Configurable modes for Virtual COM, TCP Server/Client, and UDP communication with SSL encryption.
- Firmware Upgrade and Configuration Backup: Web‑based firmware update, configuration save/restore, and factory reset options.
- Event Logging and Diagnostics: System log, traffic statistics, and ping test utilities for network diagnostics.

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### 3. Technical Specifications

Physical Ports
- Ethernet: 1 × 10/100Base‑T(X) RJ‑45, auto MDI/MDI‑X
- Serial: 1 × RS‑232 (DB9 male)
- SIM Card Slot: 1 × standard SIM slot
- Antenna Connector: 1 × Reverse SMA (GSM/DCS/UMT antenna)

Cellular Interface
- Cellular Standard: GSM / GPRS
- Band Options: Dual‑band (900/1800 MHz) or Quad‑band (850/900/1800/1900 MHz)
- Antenna: 1 × GSM/DCS/UMT antenna (included)

Serial Communication
- Interface: RS‑232
- Baud Rate: 110 bps – 115.2 kbps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd, Mark, Space
- Signals: TxD, RxD, GND

LED Indicators
- PWR (Green): Power on
- Status (Green): System ready / booting
- Fault (Amber): WAN connection failure
- WAN (Green): Modem ready / checking status
- ETH (Green/Amber): 100 Mbps / 10 Mbps link activity
- Serial TX/RX (Red/Green): Data receive/transmit

Power
- Input Voltage: 12 – 48 V DC (terminal block)
- Power Consumption: 4.5 W typical
- Fault Relay Output: 1 A @ 24 V DC

Physical Characteristics
- Enclosure: IP‑30 metal housing
- Dimensions: 41 (W) × 70 (D) × 95 (H) mm (1.61 × 2.76 × 3.74 in)
- Weight: ≈ 360 g

Environmental Conditions
- Operating Temperature: –10 °C to +60 °C (14 °F to 140 °F)
- Storage Temperature: –40 °C to +85 °C (–40 °F to 185 °F)
- Operating Humidity: 5 % – 95 %, non‑condensing

Regulatory Compliance
- EMI: FCC Part 15, CISPR (EN55022) Class A
- EMS: EN61000‑4‑2 (ESD), ‑3 (RS), ‑4 (EFT), ‑5 (Surge), ‑6 (CS), ‑8, ‑11
- Shock: IEC 60068‑2‑27
- Vibration: IEC 60068‑2‑6
- Free Fall: IEC 60068‑2‑32
- Safety: EN 60950‑1

Warranty: 3 years

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### 4. Functionality

The IMG‑111‑2G functions as a serial‑to‑Ethernet and cellular gateway, enabling legacy RS‑232 devices to communicate over IP networks or GSM/GPRS cellular links. It supports multiple operation modes:

- Virtual COM Mode: Maps the serial port to a virtual COM port on a host PC, allowing transparent data exchange. Supports up to 5 simultaneous host connections.
- TCP Server Mode: Waits for incoming TCP connections from clients; supports up to 5 concurrent sessions.
- TCP Client Mode: Initiates TCP connections to a defined server upon startup or data activity.
- UDP Mode: Enables unicast or multicast data transmission for low‑latency applications.

Use Cases and Applications
- Remote monitoring of industrial equipment via GSM networks.
- SCADA and telemetry systems requiring serial‑to‑IP conversion.
- Utility metering, environmental monitoring, and transportation systems.
- Secure VPN‑based remote access to field devices.
- Redundant data transmission to multiple hosts for backup or load balancing.

Compatibility
- Compatible with standard RS‑232 devices, Ethernet networks, and GSM/GPRS cellular infrastructure.
- Supports Windows‑based DS‑Tool for configuration and virtual COM mapping.
- Web‑based management accessible via HTTP/HTTPS.

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### 5. Components & Accessories

Included Items
- IMG‑111‑2G M2M Gateway unit
- GSM/DCS/UMT antenna (Reverse SMA)
- 4‑pin terminal block for power input
- DIN‑rail mounting kit
- Wall‑mount brackets and screws
- Power cable with power jack
- Dust cover for RJ‑45 port
- Allen key for SIM card slot
- Quick Installation Guide and user documentation

Optional Accessories
- External RF antenna and extension cable
- Additional DIN‑rail or wall‑mount hardware
- Replacement power supply (12–48 V DC)

Connectors
- RJ‑45 Ethernet port (10/100Base‑T(X))
- DB9 male RS‑232 serial port
- Reverse SMA antenna connector
- SIM card slot (standard size)
- 4‑pin terminal block for power and relay output

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### 6. Installation & Setup

Mounting Options
- DIN‑Rail Installation: Attach the included DIN‑rail kit to the rear panel and snap onto a standard 35 mm DIN‑rail.
- Wall Mounting: Use the L‑shaped brackets and screws provided to secure the unit to a flat surface.

SIM Card Installation
1. Power off the device.
2. Remove the SIM slot cover using the Allen key.
3. Insert the SIM card into the slot.
4. Replace and secure the cover before powering on.

Power Connection
- Connect 12–48 V DC to the terminal block (V+ and V–).
- Ensure proper grounding via the frame ground terminal.

Network Setup
1. Connect a PC to the Ethernet port using a straight‑through or crossover cable.
2. Access the web interface at http://192.168.10.1 (default IP).
3. Default credentials: admin / admin.
4. Configure WAN (GSM) and LAN parameters, DHCP, and VPN settings as required.

Antenna Connection
- Attach the supplied GSM antenna to the Reverse SMA connector.
- Optionally use an external antenna for improved signal reception.

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### 7. Performance & Capabilities

Data Transmission
- Serial throughput up to 115.2 kbps.
- Optimized modes for Throughput (maximum speed) or Latency (minimum delay).
- 4 KB transmit/receive buffer with configurable flush intervals (0 – 65,535 s).

Networking Performance
- 10/100 Mbps Ethernet auto‑negotiation.
- DHCP server and client support.
- NAT, port forwarding, and routing (static and RIP v1/v2 dynamic routing).

VPN & Security
- OpenVPN (UDP/TCP, port 1194 default) with LZO compression and certificate management.
- PPTP VPN server/client with CHAP/MS‑CHAP/MS‑CHAPv2 authentication and MPPE encryption.
- IPsec VPN support (via firmware).
- IP/MAC filtering, DMZ, and UPnP/NAT‑PMP for controlled access.

Event & Alarm Handling
- Configurable event triggers via Syslog, SNMP Trap, Email, or relay output.
- System event logging and WAN link‑down notifications.

Limitations
- Single RS‑232 port (no RS‑485/422).
- Cellular connectivity limited to 2G GSM/GPRS (no 3G/4G in this model).
- Maximum of 5 simultaneous host connections per serial port.

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### 8. Standards & Compliance

Electromagnetic Compatibility (EMC)
- FCC Part 15 Class A
- CISPR 22 (EN 55022) Class A

Electromagnetic Susceptibility (EMS)
- EN 61000‑4‑2 (ESD)
- EN 61000‑4‑3 (RS)
- EN 61000‑4‑4 (EFT)
- EN 61000‑4‑5 (Surge)
- EN 61000‑4‑6 (CS)
- EN 61000‑4‑8 (Magnetic Field)
- EN 61000‑4‑11 (Voltage Dips/Interruptions)

Environmental & Mechanical Tests
- Shock: IEC 60068‑2‑27
- Vibration: IEC 60068‑2‑6
- Free Fall: IEC 60068‑2‑32

Safety Certification
- EN 60950‑1 (Information Technology Equipment Safety)

Ingress Protection
- IP‑30 metal enclosure (protection against solid objects > 2.5 mm; no water protection).

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### 9. Additional Information

Warranty & Support
- Standard warranty: 3 years from invoice date.
- Covers defects in materials and workmanship under normal use.
- Excludes damage from misuse, unauthorized modification, or improper installation.
- Repairs or replacements handled through ORing or authorized distributors.

Maintenance
- Periodic inspection of power and antenna connections recommended.
- Firmware updates available via web interface or DS‑Tool utility.
- Configuration backup and restore supported through web or TFTP.

Firmware & Software Updates
- Firmware upgrade via web browser (HTTP/HTTPS).
- DS‑Tool utility for Windows provides firmware update, reboot, and configuration management.

System Management Tools
- Web Interface: Full configuration and monitoring via browser.
- DS‑Tool: Local or remote configuration, virtual COM mapping, and serial settings.
- SNMP & Syslog: Integration with network management systems.

Event Logging & Diagnostics
- System log with filtering and export options.
- Traffic statistics for Ethernet and cellular interfaces.
- Ping test utility for connectivity verification.

Time Synchronization
- Manual or NTP‑based date/time configuration.
- Dual NTP server entries with scheduled synchronization.

Security Management
- HTTPS web access (port 443 default).
- Configurable login credentials and password policies.
- Remote management port restriction by IP or hostname.

Reboot & Scheduling
- Manual warm restart or scheduled periodic reboot.
- Automatic reconnection on WAN failure.

Environmental Considerations
- Designed for industrial control cabinets, substations, and outdoor enclosures (with additional protection).
- Non‑condensing humidity tolerance ensures reliability in variable climates.

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### Summary

The ORing IMG‑111‑2G is a robust, industrial‑grade M2M gateway engineered for reliable serial‑to‑IP and cellular communication in demanding environments. Combining a 10/100 Mbps Ethernet interface, RS‑232 serial port, and integrated GSM/GPRS modem, it enables seamless data exchange between field devices and remote servers. Its comprehensive VPN, NAT, and security features ensure secure connectivity, while flexible mounting, wide power input range, and extended temperature tolerance make it ideal for industrial automation, remote monitoring, and telemetry applications.

With a compact IP‑30 enclosure, intuitive web management, and multi‑host communication capability, the IMG‑111‑2G delivers dependable performance for mission‑critical M2M deployments across utilities, transportation, and manufacturing sectors.