Model:NBIO-21CU
Brand:ABB
Type:Analog Input Unit
Connection:Industry-standard modular connection system
Input Range:0-20mA / 4-20mA
Accuracy:+/- 0.25% of reading + 2LSB
Power Consumption:Max. 3W
Operating Temperature:-20°C to +70°C
Storage Temperature:-40°C to +85°C
Humidity:Relative humidity up to 95% non-condensing
Dimensions:122mm x 97mm x 27mm
Weight:0.2kg
The ABB NBIO-21CU is a precision-engineered solution for industrial automation environments, ensuring reliable and accurate data collection across various industrial processes. Its robust design withstands harsh conditions, making it ideal for applications in manufacturing, food processing, and environmental monitoring.
Featuring an industry-standard modular connection system, the NBIO-21CU offers quick and easy installation, reducing downtime and maintenance costs. Its compatibility with a wide range of control systems ensures seamless integration into existing infrastructure.
With an input range of 0-20mA or 4-20mA, this analog input unit provides the flexibility to meet diverse application requirements. Its high accuracy of +/- 0.25% of reading plus 2LSB ensures minimal measurement errors, crucial for critical process control scenarios.
Equipped with efficient power management, the NBIO-21CU consumes a maximum of 3W, making it energy-efficient even under continuous operation. This feature contributes to reduced operational costs and sustainable industrial practices.
Adaptable to a broad temperature range from -20°C to +70°C, the NBIO-21CU maintains optimal performance in extreme environments, whether it’s cold storage facilities or hot production lines. Its robustness against humidity up to 95% non-condensing ensures reliability even in damp conditions.











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