Description
Technical Specifications Table
| Parameter | Specification |
| Model | ABB AI523 1SAP250300R0001 |
| Type | 8-Channel Analog Input |
| Input Signals | ±10V, 0-10V, 0-20mA, 4-20mA |
| Resolution | 16-bit |
| Accuracy | ±0.1% of span |
| Sampling Rate | 100 samples/sec (aggregate) |
| Input Impedance | >1MΩ (voltage), 250Ω (current) |
| Common Mode Rejection | >120dB at 50/60Hz |
| Isolation | 1500VAC channel-to-system |
| Power Supply | 24VDC via backplane |
| Power Consumption | 3.5W typical |
| Operating Temp | -25°C to +70°C |
| Dimensions | 120 × 30 × 110mm |
| Compatibility | ABB AC 800M, S800 I/O System |
AI523 1SAP250300R0001
Product Description
The ABB AI523 1SAP250300R0001 is a high-precision analog input module designed for industrial process measurement and control applications. As part of ABB’s S800 I/O family, this 8-channel module provides exceptional signal acquisition capabilities for critical process variables in demanding industrial environments.
Engineered for reliability, the AI523 features advanced signal conditioning with automatic drift compensation, ensuring long-term measurement stability. Its flexible configuration supports multiple input types on each channel, allowing adaptation to various sensor types without hardware changes. The module’s robust design includes reinforced EMI protection and conformal-coated circuitry for operation in harsh industrial conditions.
Key Features & Benefits
Measurement Excellence:
True 16-bit ADC resolution
Automatic cold junction compensation (for TC inputs)
Programmable filtering (1-1000Hz)
Burnout detection (4-20mA inputs)
System Integration:
Hot-swappable in S800 I/O racks
Automatic channel configuration
Seamless integration with AC 800M controllers
ABB Control Builder configuration tools
Robust Design:
Conformal coating for corrosive environments
Surge protection on all inputs
Vibration-resistant component mounting
Reverse polarity protection
Diagnostic Capabilities:
Continuous channel health monitoring
Open wire detection
Over-range/under-range alarms
Module status LEDs
AI523 1SAP250300R0001
Typical Applications
Process Industries:
Temperature monitoring (RTD/TC via transmitters)
Pressure and flow measurement
Level transmitter interfaces
Analytical instrument inputs (pH, conductivity)
Power Generation:
Turbine vibration monitoring
Bearing temperature measurement
Generator performance monitoring
Emissions monitoring systems
Manufacturing:
Process variable monitoring
Quality control measurements
Energy monitoring systems
Equipment condition monitoring
Compatible Systems & Accessories
S800 I/O Base Units – Mounting platform
TA523 Terminal Unit – Field wiring interface
CI854 Communication Interface – PROFIBUS DP
PM865 Controller – AC 800M processor
AO523 Analog Output Module – Complementary output module
Installation & Maintenance
Installation Guidelines:
Install on S800 baseplate with proper grounding
Maintain minimum 25mm clearance for ventilation
Use shielded twisted-pair cables for analog signals
Follow ABB’s EMC installation practices
Configuration:
Channel-by-channel range selection
Custom scaling parameters
Filter time constant adjustment
Alarm threshold programming
Maintenance Schedule:
Annual calibration verification
Biannual terminal inspection
5-year preventive replacement recommendation
Firmware updates with system upgrades
Technical Support & Services
24-month standard warranty
Extended service contracts available
Global ABB support network
10-year spare parts availability guarantee
Online configuration tools
Certified repair centers
Version Comparison
Compared to previous AI522 model, the AI523 offers:
30% faster sampling rate
Enhanced noise immunity
Wider operating temperature range
Improved diagnostic capabilities
Lower power consumption
