YOKOGAWA SAI143-H53 Analog Input Module with HART Communication

The SAI143-H53 STYLE S3 is an advanced Analog Input Module developed by Yokogawa for use in industrial automation systems. It is specifically designed to handle 4 to 20 mA current input signals from field devices and supports HART communication, making it ideal for modern control and monitoring systems. The module provides 16 input channels with high accuracy and isolation, and it supports dual redundancy for enhanced reliability.

Key Features

1. Analog Input Capabilities:
   • Inputs 4 to 20 mA signals with a permissible range of 0 to 25 mA.
   • Supports 16 channels with module isolation.
   • Rated accuracy: ±16 µA (for input range 0.05 to 23 mA).
2. HART Communication:
   • Supports one HART device per channel.
   • Complies with HART Protocol Revision 5.7, with backward compatibility for HART 5, 6, and 7 devices.
   • Includes a built-in HART modem, enabling concurrent communication with one HART device per module.
3. Power Supply for Field Devices:
   • Integrated transmitter power supply: 16.15 V (minimum) at 20 mA and 26.4 V (maximum) at 0 mA.
   • Output current limit: 25 mA.
   • Allows for individual 2-wire or 4-wire configurations for each channel.
4. Redundancy and Reliability:
   • Dual-redundant configurations are supported.
   • Includes internal voltage protection and residual voltage suppression for added safety.
5. Enhanced Performance:
   • Data update frequency: 40 ms.
   • Temperature drift: ±16 µA per 10°C.
   • Withstand voltage: 1.5 kV AC between input signals and the system.
6. Environmental and Physical Specifications:
   • Operating temperature: -20 to 70°C.
   • Maximum current consumption:
     • 5 V system: 320 mA.
     • 24 V system: 550 mA.
   • Weight: Approx. 0.34 kg (pressure clamp terminal block) or 0.39 kg (signal cable interface adapter).

HART Communication Specifications

Technical Specifications

Model and Suffix Codes

Applications

• Industrial Automation:
  • Monitoring and controlling processes in plants and facilities.
• Field Instrumentation:
  • Integration with HART-enabled devices for diagnostics and configuration.
• Redundant Systems:
  • Ensures high reliability in safety-critical applications.