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Technical Specifications
Model: AI801
Manufacturer: ABB
Channels: 8 (for analog input)
Input Types:
Voltage: 0-10V, 0-20V (depending on the specific configuration)
Current: 0…20mA, 4…20mA dc, single-ended unipolar
Input Resistance: 250 Ohms (including PTC resistor)
Input Voltage Tolerance: Up to 30V DC (short-circuit protected)
Resolution: 12-bit
Isolation: 1 group of 8 channels isolated from ground
Temperature Range: -10°C to 55°C
Communication: Standard communication protocols compatible with ABB Advant Master systems
Power Supply: Typically 24V DC for input-stage power
Maximum Cable Length: 600 meters (656 yards) for voltage inputs
Maximum Error: 0.1%
Temperature Drift (Current): Typical 50 ppm/°C, Maximum 80 ppm/°C
Temperature Drift (Voltage): 70 ppm/°C, Maximum 100 ppm/°C
Update Period: 8 ms
Power Dissipation: 1.5W
Functional Features
High Precision: Offers high-level accuracy for precise measurement of analog signals.
Reliability: Designed for use in harsh industrial environments, ensuring reliable operation.
Multi-Input Support: Supports voltage, current, resistance, and thermocouple inputs.
Built-in Diagnostics: Detects faults in input signals and the module itself, providing useful information for troubleshooting.
Easy Installation and Configuration: Facilitates straightforward setup and integration with other ABB Advant Master system components.
PTC Resistor-Based Current Limiting: Ensures protection against power supply short circuits up to 30V DC.
Isolation: Provides electrical isolation between channels and ground, reducing noise and interference.
Application Scenarios
Industrial Automation: Widely used in industrial automation and control systems for monitoring and measuring various process parameters.
Temperature and Pressure Monitoring: Ideal for temperature and pressure sensors, providing real-time data for process control.
Liquid Level Sensing: Suitable for level sensors in tanks and reservoirs, allowing for accurate liquid level monitoring.
Flow Measurement: Can be used with flow meters to measure and monitor fluid flow rates in industrial processes.
General Analog Signal Acquisition: Suitable for acquiring analog signals from a wide range of sensors and devices in industrial environments.
