YOKOGAWA SAI143-H53

Description

Detailed Parameter Table

YOKOGAWA SAI143-H53

Product Introduction

YOKOGAWA SAI143-H53 is a high-performance analog input module designed for precise data acquisition in industrial automation systems. As part of YOKOGAWA’s renowned SAI series of input modules, it serves as a critical interface between field sensors and control systems, converting physical process variables into digital signals for monitoring and control.

The SAI143-H53 features 16 differential channels that can simultaneously measure various signal types, including voltage and current, making it highly versatile for diverse industrial environments. Its exceptional accuracy (±0.01%) and fast sampling rate (10ms per channel) ensure that even subtle process changes are captured reliably. When paired with controllers like YS1700-100/A06/A31, it forms a complete measurement and control loop, delivering the precise data needed for optimal process regulation in complex industrial settings.

Core Advantages and Technical Highlights

Exceptional measurement precision:

With 16-bit resolution and ±0.01% accuracy, SAI143-H53 outperforms many standard analog input modules in critical applications. In pharmaceutical manufacturing, it can detect temperature variations as small as 0.01°C in reactor vessels, ensuring compliance with strict process parameters that directly impact product purity. This level of precision reduces waste and improves batch consistency compared to modules with lower resolution.

Simultaneous multi-channel sampling:

The module’s ability to sample all 16 channels simultaneously eliminates timing errors between measurements. In a power generation plant monitoring turbine performance, SAI143-H53 captures pressure, temperature, and vibration data at exactly the same moment, enabling accurate correlation analysis that’s impossible with sequentially sampling modules. This capability is crucial for identifying transient issues that could indicate emerging equipment faults.

Enhanced noise immunity:

Differential input design combined with 250V channel-to-channel isolation makes SAI143-H53 highly resistant to electromagnetic interference (EMI). In chemical plants with high-voltage equipment, it maintains measurement integrity even when installed near motors or variable frequency drives. This reliability reduces false readings that could trigger unnecessary process shutdowns, improving overall system availability.

Flexible signal compatibility:

Supporting multiple voltage and current ranges allows SAI143-H53 to connect directly to diverse sensors without external signal conditioning. It can accept inputs from thermocouples, pressure transmitters, and flow meters in the same module, simplifying system design and reducing cabinet space requirements. This versatility makes it an ideal replacement for multiple single-range modules in retrofit projects.

Typical Application Scenarios

In oil refineries, YOKOGAWA SAI143-H53 monitors key parameters across distillation columns, including temperatures at 16 different stages, pressure differentials, and flow rates of various fractions. Its high accuracy ensures precise control of separation processes, maximizing yields of high-value products. When integrated with a controller like YS1700-100/A06/A31, it enables real-time adjustments to heating and reflux rates based on accurate measurements.

In semiconductor manufacturing cleanrooms, SAI143-H53 collects data from environmental sensors monitoring temperature, humidity, and particulate levels across multiple zones. Its low power consumption and compact size make it suitable for installation in space-constrained cleanroom environments, while its precision ensures that critical environmental parameters remain within the tight tolerances required for wafer production.

In water treatment facilities, the module monitors pH levels, turbidity, and chemical concentrations at various treatment stages. Its noise immunity ensures reliable measurements even in the presence of variable speed pumps and other electrical equipment, providing the accurate data needed to optimize chemical dosing and filtration processes, reducing operating costs while ensuring regulatory compliance.

YOKOGAWA SAI143-H53

Related Model Recommendations

• SAI133-H53: A 8-channel variant of SAI143-H53for applications requiring fewer measurement points, offering identical accuracy in a more compact form.
• SAO143-H53: Analog output module perfectly paired with SAI143-H53, converting digital control signals back to analog outputs for actuators and valves.
• YS1700-100/A06/A31: Programmable controller that processes data from SAI143-H53to execute control algorithms in closed-loop systems.
• SPW482-13 S1: Power supply module providing stable 24V DC to SAI143-H53in redundant configurations for critical applications.
• SNB10D-425/CU2N: Digital input module that complements SAI143-H53by handling discrete signals in mixed measurement systems.
• SAI144-H53: High-speed version of SAI143-H53with 5ms sampling rate for applications requiring faster data acquisition, such as vibration monitoring.

Installation, Commissioning and Maintenance Instructions

Installation preparation: Before installing YOKOGAWA SAI143-H53, verify that the backplane slot is compatible with the module’s dimensions and connector type. Prepare a torque screwdriver (0.5-1Nm), wire strippers, and a multimeter. Ensure the mounting environment maintains 0-60°C temperature and 10-90% non-condensing humidity. Use twisted-pair shielded cables (22-18 AWG) for sensor connections, grounding the shield at the module end. Power down the system before inserting the module to prevent backplane damage.

Maintenance suggestions: Inspect SAI143-H53 quarterly for loose connections or dust accumulation, cleaning with compressed air if necessary. Calibrate annually using YOKOGAWA’s calibration tools to maintain ±0.01% accuracy, especially in temperature-critical applications. If measurement drift occurs, check for damaged cables or sensor issues before replacing the module. Store spare modules in anti-static packaging in a dry environment (10-60% RH) to prevent component degradation.

Service and Guarantee Commitment

YOKOGAWA backs SAI143-H53 with a 5-year warranty, underscoring confidence in its durability and performance. Each module undergoes rigorous testing, including temperature cycling and long-term stability verification, to ensure reliability in harsh industrial environments. Our global technical support team provides expert assistance for integration with systems like YS1700-100/A06/A31, offering troubleshooting guidance and calibration support. Rapid replacement service ensures minimal downtime for critical applications, with dedicated support engineers available to address any installation or performance concerns throughout the product lifecycle.