Yokogawa SAV144-S33 16-Channel Voltage Input Module

Description

The Yokogawa SAV144-S33 is a 16-channel voltage input module designed for use in safety instrumented systems (SIS). It provides isolated, high-accuracy voltage measurements and supports dual-redundancy for critical industrial applications.

Specifications

• Model: SAV144-S33
• Input Channels: 16 isolated channels
• Rated Input Range: 1 to 5 V or 1 to 10 V
• Permissible Input Range: ±30 V
• Input Impedance:
  • Power ON: 1 MΩ
  • Power OFF: 100 kΩ
• Rated Accuracy:
  • 1 to 5 V: ±4 mV
  • 1 to 10 V: ±9 mV
• Data Update Frequency: 40 ms
• Temperature Drift:
  • ±4 mV/10 °C (1–5 V)
  • ±9 mV/10 °C (1–10 V)
• Withstand Voltage: 1.5 kV AC for 1 minute
• Current Consumption:
  • 5 V system: 300 mA
  • 24 V system: 140 mA
• Operating Temperature: –20°C to +70°C
• Weight: Approx. 0.24–0.29 kg (depending on connector type)

Features

• High Accuracy: Precision voltage input for critical safety monitoring
• Dual-Redundancy: Supports redundant configurations for fault tolerance
• Fast Response: 40 ms update rate for real-time data acquisition
• Robust Isolation: Prevents signal interference across channels
• Flexible Input Range: Accepts both low and high voltage signals
• Industrial Durability: Operates reliably in harsh environments
• Connector Options: Supports pressure clamp, MIL cable, and KS1 signal adapters
• Standards Compliance: Meets ISA G3 environmental and connector standards