ABB SPNIS21 Network Interface Module

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Product Model

ABB SPNIS21 Network Interface Module

Product Overview

The ABB SPNIS21 is an industrial network interface module designed to enable high-speed communication between controllers, I/O modules, and supervisory systems within ABB automation networks. Supporting standard industrial network protocols, SPNIS21 ensures stable and reliable data exchange. Its modular design and easy installation make it ideal for production line control, process automation, remote monitoring, and smart manufacturing systems.

Technical Specifications (Typical)

• Model: SPNIS21

• Type: Network Interface Module

• Supported Network Protocols: Ethernet/IP, PROFINET, Modbus TCP, or ABB internal bus

• Port Type: RJ45 Ethernet interface

• Communication Speed: 10/100/1000 Mbps auto-negotiation

• Maximum Nodes: 32 (depending on network configuration)

• Supply Voltage: 24 V DC

• Maximum Power Consumption: 5 W

• Mounting: Modular plug-in or DIN rail mount

• Operating Temperature: –20°C to +60°C

• LED Status Indicators: Power, communication, and fault

• Protection Rating: IP20

Features and Advantages

1. High-Speed Reliable Communication: Supports industrial standard protocols for real-time data exchange.

2. Modular Design: Compact and easy to integrate with ABB controllers and I/O systems.

3. Multi-Protocol Compatibility: Flexible support for various industrial communication protocols.

4. Clear Status Indication: LED indicators for power, communication, and fault facilitate maintenance.

5. High Reliability: Industrial-grade design with strong EMI resistance for harsh environments.

6. Easy Maintenance: Hot-swap capability and standard interfaces reduce system downtime.

Application Areas

• Industrial automation production lines and control systems

• Data communication between PLC and SCADA systems

• Energy and power automation monitoring

• Process industries (petrochemical, metallurgy, chemical)

• Smart manufacturing and remote monitoring systems

• Robotic and automated machinery network integration

Precautions

1. Ensure power is disconnected before installation and follow wiring instructions.

2. Keep the module in a dry, ventilated environment, avoiding high humidity, temperature, and corrosive gases.

3. Do not exceed rated voltage and power consumption.

4. Periodically check network ports and cables to ensure reliable data transmission.

5. In multi-node networks, correctly configure IP addresses or node IDs to avoid conflicts.

6. Maintenance and upgrades should be performed by qualified personnel.

The structure and details of the product：

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