The Yokogawa SDV144‑S33 is a Digital Input Module engineered for stable and reliable signal acquisition in distributed control systems. With 16 isolated input channels, it ensures accurate detection of digital signals from field devices, while robust isolation and diagnostics enhance system safety and reliability.
Technical Specifications:
Manufacturer: Yokogawa
Model Number: SDV144‑S33
Product Type: Digital Input Module
Number of Input Channels: 16 channels, module isolation
Input Response Time: ≤ 40 ms maximum
External Power Supply: 24 VDC (+20% / −10%)
Current Consumption: 290 mA max (5 VDC), 140 mA max (24 VDC)
Withstanding Voltage: 2 kV AC between input signal and system for 1 minute (16‑input line collectively connected)
Diagnostics: Built‑in fault detection
Operating Temperature: −20 °C to +60 °C
Shipping Weight: 1.5 kg
Suffix Code S33: Special configuration variant
Applications:
Monitoring of limit switches and pushbuttons
Integration of sensor signals into DCS/PLC systems
Industrial safety and interlock systems
FAQ:
Q: What does the S33 suffix represent?
A: It indicates a special configuration variant within the SDV144 series.
Q: Is the SDV144‑S33 suitable for high‑speed digital inputs?
A: No, it is optimized for moderate‑speed inputs with a maximum response time of 40 ms.
