This communication module enables high-speed data exchange between control networks and field devices. It supports multiple industrial protocols for seamless system integration. The unit handles both cyclic and event-triggered messaging patterns.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | NR2DX-3206DT |
| Product Type | Communication Module |
| Supply Voltage | 24 V DC ±15% |
| Power Consumption | 8 W (maximum) |
| Physical Interfaces | 1 x RS-232, 1 x RS-485, 1 x Ethernet (RJ45) |
| Ethernet Speed | 10/100 Mbit/s (auto-negotiating) |
| Serial Speed | Up to 115.2 kbit/s (software-selectable) |
| Supported Protocols | Modbus RTU, Modbus TCP, Fuji SX, PROFIBUS DP (optional) |
| Max Connections | 16 x simultaneous (Ethernet) / 32 x (serial) |
| Data Buffer | 16 KB (receive) / 8 KB (transmit) |
| Galvanic Isolation | 1500 V RMS (serial ports) |
| Status LEDs | 6 x LED (Power, Run, Error, Link, TX, RX) |
| Configuration | DIP switches + software |
| Mounting | DIN rail (TS 35) |
| Dimensions (W x H x D) | 52 mm x 120 mm x 85 mm |
| Weight | 0.35 kg |
Mechanical Construction and Panel Layout
This communication module features a rugged 52 mm wide housing for industrial environments. Its DIN-rail mounting allows for quick installation and easy maintenance access. The unit weighs 0.35 kilograms and includes clearly labeled port indicators. All connectors are front-facing for straightforward cabling.
Power Supply and Electrical Characteristics
The device operates from a 24 V DC supply with a ±15 percent tolerance. It consumes a maximum of 8 watts under full communication load. The module includes reverse polarity and overvoltage protection. An internal switching regulator ensures stable operation across varying supply conditions.
Multi-Interface Connectivity
Three separate physical interfaces provide versatile connectivity options. An RS-232 port suits point-to-point connections with configuration tools. An RS-485 port enables multi-drop networking with up to 32 devices. An Ethernet port supports high-speed network integration with RJ45 cabling.
Protocol Support and Interoperability
The module supports Modbus RTU for serial device communication. It also handles Modbus TCP for Ethernet-based SCADA integration. The device supports Fuji SX protocol for compatibility with legacy systems. Optional PROFIBUS DP expands connectivity to Siemens-based networks. This multi-protocol capability simplifies system design and upgrades.
Data Handling and Buffering
The module manages data exchange through its 16 KB receive buffer. The transmit buffer holds 8 KB of outgoing messages. These buffers accommodate large data blocks without blocking communication. The device handles up to 16 simultaneous Ethernet sessions. Serial communication supports up to 32 connected devices.
Diagnostic Feedback and Status Monitoring
Six front-panel LEDs provide comprehensive operational visibility. The Power LED confirms correct supply voltage application. The Run LED indicates normal module operation. The Error LED signals any fault or configuration issue. Three additional LEDs show link status and data activity.
Energy Storage and Reliability
Internal capacitors provide ride-through during brief power interruptions. These capacitors maintain operation for approximately 15 milliseconds. The module also includes a watchdog timer for automatic error recovery. This watchdog resets the processor if it detects a software malfunction.
Application Versatility
This communication module suits a wide range of automation systems. It works effectively in process control, manufacturing, and building automation. The device also supports energy management and infrastructure monitoring. Its operating temperature ranges from -10°C to +60°C.
Details
| Weight | 0.35 kg |
|---|---|
| Dimensions | 52 × 120 × 85 mm |
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