Yokogawa SDV144-S53/B4S00 Digital Input Module

Product Overview

The Yokogawa SDV144-S53/B4S00 is a 16-channel digital input module designed for ProSafe-RS safety instrumented systems. It accepts dry contact signals from field devices and supports dual-redundant configurations for enhanced reliability. This module is engineered for safety-critical industrial applications, ensuring precise and continuous monitoring of digital inputs.

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Technical Specifications

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Applications

• Safety Instrumented Systems (SIS)

• Emergency Shutdown (ESD) Systems

• Fire and Gas Detection Systems

• Process Control Monitoring

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Advantages

• High reliability with dual-redundant configuration

• Fast input response time (≤ 40 ms)

• Robust design for industrial environments

• Flexible connection options including pressure clamp terminal blocks and MIL cables

• Supports large-scale safety-critical systems

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Frequently Asked Questions (FAQ)

1. How many channels does the SDV144-S53/B4S00 support?
16 isolated digital input channels.

2. What type of signals can this module accept?
Dry contact (no-voltage) signals from field devices.

3. What is the response time of the module?
Input response time is ≤ 40 ms.

4. Can it be used in dual-redundant configurations?
Yes, it supports dual-redundant setups for enhanced reliability.

5. What is the maximum input voltage?
The module can handle up to 30 V DC instantaneously.

6. What are the operating temperature limits?
It operates between –20°C to +70°C.

7. What is the module’s dimension and weight?
Dimensions: 130 × 32.8 × 107.5 mm; Weight: 0.36 kg.

8. Does it require external power?
Yes, 24 V DC external supply with ≥ 200 mA capacity.

9. Is it suitable for safety-critical applications?
Yes, it is designed for safety instrumented and emergency shutdown systems.

10. How does it connect to field devices?
Through pressure clamp terminal blocks, MIL cables, or dedicated signal cables.

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