IRM-NIM-RS232
IR Series RS232 8 Port Serial Network Interface Module
The Cisco IRM-NIM-RS232 is a rugged 8-port RS-232 serial network interface module designed for the IR8300 Rugged Series Routers. It enables gradual migration from serial to IP networking in harsh environments.
IRM-NIM-RS232 Overview
The IRM-NIM-RS232 is a rugged network interface module designed for the Cisco IR8300 Series Routers. It delivers eight ports of RS-232 serial connectivity for connecting legacy devices and applications.
Engineered to withstand harsh industrial environments, this module complies with standards such as IEEE 1613 and IEC 61850-3 for utility substations, roadside cabinets, and trackside enclosures. An extended operating temperature range ensures reliable performance despite temperature extremes.
With support for data rates up to 920 kbps, the IRM-NIM-RS232 module enables service providers and enterprises to integrate serial-based systems and devices while migrating to IP-based networking. This helps protect existing investments while evolving infrastructure.
Quick Specifications
| Feature | Description |
|---|---|
| Ports | 8 RS-232 ports |
| Data Rates | 300 bps to 920 kbps |
| Flow Control | RTS/CTS, XON/XOFF |
| Signals | TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI, GND |
| Temperature Range | -40°C to +85°C |
IRM-NIM-RS232 Features and Benefits
- Eight RS-232 ports in a single module, maximizing port density
- Industrial temperature support for consistent operation despite harsh conditions
- Flexible data rates and flow control for connecting diverse devices
- Ruggedized design withstands shock, vibration, humidity and extreme temperatures
- Complies with IEEE 1613 and IEC 61850-3 standards for utility and transport markets
- Enables gradual migration from serial to IP-based infrastructure
Compatible Products
| Platform | Description |
|---|---|
| Cisco IR8300 Rugged Series Routers (IR8340-K9) | Modular routers for industrial environments |
Comparison to IRM-NIM-2T1E1
| Feature | IRM-NIM-RS232 | IRM-NIM-2T1E1 |
|---|---|---|
| Interface Type | RS-232 | T1/E1 |
| Port Density | 8 ports | 2 ports |
| Data Rates | Up to 920 kbps | N/A |
| Timing Support | No | Yes |
| Industrial Compliances | IEEE 1613 | IEEE 1613, IEC 61850-3 |
Full Specifications
| Feature | Description |
|---|---|
| Ports | 8 RS-232 ports |
| Connector | 8 x RJ-45 |
| Interface | RS-232, DTE |
| Data Rates | 300 bps to 920 kbps |
| Flow Control | RTS/CTS, XON/XOFF |
| Signals | TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI, GND |
| Impedance | 5000Ω |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% to 95% non-condensing |
| Power Consumption | Typical 6W, Max 7W |
| Dimensions (H x W x D) | 1.0 x 5.5 x 7.4 in (25 x 140 x 188 mm) |
| Weight | 1.3 lbs (0.6 kg) |
IRM-NIM-RS232 Licensing
The IRM-NIM-RS232 module does not require any additional licensing. It is covered under the Cisco IR8300 platform license.
Warranty Information
The module comes with a 1 year limited hardware warranty that is extended to match the warranty duration for the Cisco IR8300 router. Post-warranty support is available through Cisco Smart Net Total Care service programs.
Installation and Configuration
The IRM-NIM-RS232 module is hot swappable and inserts into any available Network Interface Module (NIM) slot on the Cisco IR8300 router. Configuration is performed through the router’s CLI or web interface. Please refer to the product documentation for detailed installation and configuration instructions.
Brand
Cisco Systems
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