Description
YOKOGAWA SAI143-H33 Product Overview
The YOKOGAWA SAI143-H33 is a high-density analog input module designed for CENTUM VP and ProSafe-RS control systems. This advanced I/O module provides 16 channels of isolated analog input for precise process monitoring in demanding industrial environments.
Key Features
✔ 16-channel isolated analog input
✔ Universal signal support (TC, RTD, mA, V)
✔ High accuracy (±0.1% of span)
✔ Hot-swappable design
✔ Advanced diagnostics
Technical Specifications
| Parameter | Specification |
| Model | SAI143-H33 |
| Manufacturer | YOKOGAWA |
| Type | Analog Input Module |
| Channels | 16 |
| Input Types | TC (J,K,T,E,R,S,B,N), RTD (Pt100, JPt100), 4-20mA, 0-10V |
| Isolation | Channel-to-channel |
| Accuracy | ±0.1% of span (voltage/current), ±1°C (TC) |
| Conversion Speed | 100ms/channel |
| Operating Temp | -20°C to +60°C |
| Power Supply | 24V DC ±10% |
| Dimensions | 45mm (W) × 130mm (H) × 120mm (D) |
YOKOGAWA SAI143-H33
Main Features & Benefits
1. Versatile Signal Handling
Automatic sensor type recognition
Individual channel configuration
Built-in cold junction compensation
2. Reliable Performance
1500V channel isolation
EMC/RFI noise immunity
Predictive failure diagnostics
3. Easy Maintenance
Front-accessible terminals
Hot-swappable without system shutdown
LED status per channel
Application Field
Process Industries
Refinery process monitoring
Chemical plant instrumentation
Power plant control systems
Manufacturing
Temperature monitoring
Analog signal acquisition
Quality control systems
YOKOGAWA SAI143-H33
Related Products
| Model | Description |
| SAI143-H34 | 32-channel version |
| SAD143-H33 | Analog output module |
| SDI143-H33 | Digital input module |
| FCS401 | Field control station |
Installation & Maintenance
Installation
DIN rail mounting
Proper grounding required
Follow signal wiring guidelines
Maintenance
Annual calibration check
Periodic terminal inspection
Firmware updates as needed
