The Yokogawa SIF2*A is a Signal Interface Module designed for the CENTUM VP Distributed Control System (DCS). It serves as a bridge between field instruments and the DCS. This module converts various analog and digital signals into digital data for efficient processing and control.

Technical Specifications

• Model Number: SIF2*A
• Type: Signal Interface Module
• Input Range: Configurable options, including:
  • Voltage: ±10V, ±5V, ±1V
  • Current: ±20mA, ±10mA, ±5mA
  • RTD: Pt100, JPt100, Ni128
• Input Filtering: Programmable, with selectable filter types and cutoff frequencies.
• Communication Protocols: Supports OPC and Yokogawa proprietary protocols.
• Safety Integrity Level (SIL): SIL3 certified, ensuring high reliability.
• Mounting: Rack-mountable design for easy installation.
• Operating Temperature: Ranges from -10°C to +55°C.
• Humidity Range: 5% to 95% (non-condensing).
• Weight: 1.5 kg.