YOKOGAWA SDV144-S13

Description

1. Product Description

2. Technical Parameters

Parameter	Specification
Input Channels	16-channel, module isolation
Input Signal Type	No-voltage contact (on: ≤1 kΩ; off: ≥100 kΩ)
Input Current	6 mA ±20% (at 24 V DC, 0 Ω input)
External Power Supply	24 V DC ±20% (200 mA capacity)
Input Voltage Range	10–30 V DC (instantaneous max: 30 V DC)
Input Response Time	≤40 ms
Withstand Voltage	2 kV AC (input signal to system, 16-input line collectively connected)
Current Consumption	5 V DC: 290 mA max; 24 V DC: 140 mA max
Weight	0.36 kg (pressure clamp terminal/MIL cable); 0.41 kg (with signal cable adapter)
Standards Compliance	ISA G3, temperature (-20°C to 70°C)

SDV144-S13

3. Advantages and Characteristics

• High Reliability: Module isolation and noise protection ensure accurate signal processing in harsh environments.
• Wide Compatibility: Supports 24 V DC systems with ±20% voltage tolerance, suitable for diverse industrial setups.
• Compact Design: Lightweight (0.36 kg) and space-efficient, ideal for dense control panels.
• Legacy Support: Backward-compatible with Yokogawa’s ProSafe-RS and Centum VP systems, ensuring continuity for existing installations.
• Environmental Resilience: Meets ISA G3 standards for corrosion resistance and operates across a broad temperature range.

4. Application Areas and Cases

• Industries: Manufacturing, energy, chemical processing, and automation systems.
• Scenarios: Monitoring pump status, valve positions, and sensor inputs in DCS.
• Case Study: A chemical plant used the SDV144-S13 to monitor 16 safety switches in a corrosive environment. The module’s ISA G3 compliance and 2 kV isolation prevented signal interference, ensuring reliable safety system operation.

5. Competitor Comparison

Compared to similar digital input modules, the SDV144-S13 offers superior noise isolation (2 kV AC) and a broader temperature range (-20°C to 70°C), outperforming standard modules limited to 0–50°C. Its modular design and backward compatibility with Yokogawa systems reduce integration costs for legacy upgrades.

SDV144-S13

6. Selection Recommendations

• Compatibility: Ensure integration with Yokogawa DCS (ProSafe-RS, Centum VP).
• Environment: Choose the module for corrosive settings (ISA G3) or extreme temperatures.
• Budget: Consider the replaced model SDV144-S53 for new projects; the SDV144-S13 is ideal for maintaining legacy systems.
• Installation: Verify external power supply (24 V DC) and contact rating (24 V DC ±20%, 10 mA min).

7. Precautions

• Safety: Follow voltage limits (max 30 V DC instantaneous).
• Maintenance: Regularly inspect terminals for corrosion (ISA G3 environments).
• Installation: Use approved connectors (pressure clamp, MIL cable, or AKB331 signal cable).
• Redundancy: For critical systems, pair with dual-redundant terminal blocks (e.g., STB4D-00).