ABB NBIO-21CU analog I/O board

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ABB NBIO-21CU Analog I/O Board - Product Description

1. Product Overview

The ABB NBIO-21CU analog input and output board is a high-performance module designed for the collection and control of analog signals in industrial automation systems. The board can handle multi-channel analog signal inputs and outputs simultaneously, and is widely used in process control, equipment monitoring, and signal processing in automation systems.

2. Main Parameters

• Model: NBIO-21CU

• Input Signal Type: Analog Input (4-20mA, 0-10V)

• Output Signal Type: Analog Output (4-20mA, 0-10V)

• Input Channels: 8 Analog Input Channels

• Output Channels: 8 Analog Output Channels

• Input Signal Range: 0-10V or 4-20mA

• Output Signal Range: 0-10V or 4-20mA

• Resolution: 16-bit

• Sampling Rate: 1ms (Input); 2ms (Output)

• Operating Voltage: 24V DC

• Protection Rating: IP20

• Operating Temperature Range: -20°C to +60°C

• Dimensions: 100mm (L) x 120mm (W) x 40mm (H)

• Weight: 0.4kg

• Mounting Method: DIN Rail Mounting

• Communication Interface: Compatible with ABB control systems and PLCs

3. Product Advantages and Features

• High Precision Analog Signal Processing: Provides up to 16-bit input and output resolution for precise signal acquisition and control.

• Wide Signal Range: Supports both 0-10V and 4-20mA analog signal types, adaptable to a variety of application needs.

• High-Speed Response: Features a sampling rate of 1ms (Input) and 2ms (Output) for real-time signal processing.

• High Reliability: Utilizes high-quality components and robust design to ensure stable performance over long periods.

• Easy Installation: DIN rail mounting design facilitates integration with other automation system modules and simplifies maintenance.

• Strong Temperature Adaptability: Operates stably within the temperature range of -20°C to +60°C.

4. Application Fields

The ABB NBIO-21CU analog input and output board is widely used in the following fields:

• Process Control: For collecting process parameters like temperature, pressure, and flow, and controlling related equipment.

• Equipment Monitoring: Real-time monitoring and data acquisition of equipment operation to ensure stable performance.

• Automation Control Systems: Handling analog signals in automation control systems for high-precision signal control.

• Energy Management Systems: For energy efficiency monitoring and optimization, collecting related electrical and mechanical data.

• Smart Building Systems: Analog signal collection and output for controlling environmental parameters (e.g., temperature, humidity) and devices.

• Production Line Automation: Ensuring efficient operation of production line equipment through precise analog signal control.

5. Precautions

• Voltage Requirements: Ensure that the operating voltage is 24V DC during installation to avoid damage caused by voltage mismatch.

• Signal Connections: Ensure that the input signals' voltage or current matches the module’s input range before connecting.

• Safety Measures: Disconnect the power supply during installation and maintenance to ensure safe operation.

• Environmental Conditions: Avoid exposing the module to high humidity, corrosive gases, or extreme temperatures.

• Regular Inspection: Periodically check the stability of input/output signals to ensure long-term reliable operation.

• System Compatibility: Ensure compatibility with the ABB control system or PLC in use to avoid interface mismatches.

The structure and details of the product：

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