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- Yokogawa
- SDV144-S13/D4A00 S2
- Digital Input Module
- Japan
- 25 mm × 100 mm × 130 mm
- 0.31kg
- Xiamen, China
- New & In Stock
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Safety Digital Input Module Overview
Model: SDV144-S13/D4A00 S2
1. Brand and Series Information
The SDV144-S13/D4A00 S2 belongs to an industrial safety digital input module family used in safety instrumented systems (SIS) and distributed control system architectures.
It is part of a modular safety I/O platform designed for reliable acquisition, monitoring, and transmission of discrete field signals from safety-related equipment.
The series is widely applied in high-risk industrial environments where fast response, fault detection, redundancy, and system integrity are essential for safe operation.
2. Product Overview
The SDV144-S13/D4A00 S2 is a safety-grade digital input module designed for monitoring ON/OFF status signals from field devices in industrial automation systems.
It is used to acquire signals from emergency shutdown devices, safety interlocks, limit switches, and alarm contacts.
The module ensures reliable signal transmission to safety controllers while maintaining strong electrical isolation between field wiring and control logic.
The S2 revision typically indicates an updated hardware or firmware optimization version with improved diagnostic stability and signal processing performance.
3. Technical Parameters
| Parameter | Specification |
|---|---|
| Signal Type | Safety digital input |
| Function | Safety signal acquisition and monitoring |
| Input Channels | Multi-channel digital input configuration |
| Input Voltage | 24 V DC industrial standard |
| Response Time | ≤ 10 ms |
| Diagnostic Function | Advanced channel-level diagnostics |
| System Version | S2 optimized revision |
| Isolation Voltage | Up to 1500 V AC |
| Power Supply | 24 V DC |
| Power Consumption | Low-power safety design |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +70°C |
| Humidity Range | 5% – 95% non-condensing |
| Mounting Type | Rack / backplane installation |
| EMC Protection | High immunity industrial safety design |
| Dimensions (W × H × D) | 25 mm × 100 mm × 130 mm |
| Weight | 0.31 kg |
4. Product Introduction
The SDV144-S13/D4A00 S2 is designed for safety-critical signal acquisition in industrial automation systems.
It continuously monitors field device states and transmits digital signals to safety controllers for processing and decision-making.
The module is optimized for fast response and stable operation, ensuring reliable detection of abnormal or hazardous conditions.
The S2 version improves internal processing stability and enhances diagnostic accuracy compared to earlier revisions.
5. Applications
The SDV144-S13/D4A00 S2 is widely used in industrial safety systems, including:
- Emergency shutdown systems (ESD)
- Fire and gas detection systems
- Safety interlock systems
- Petrochemical processing facilities
- Power generation safety systems
- Water treatment and distribution systems
- Industrial machinery protection systems
It is especially suitable for environments requiring high safety integrity and fast response behavior.
6. Product Advantages
Enhanced Safety Reliability
Designed for safety instrumented systems with improved fault detection and stability.
Fast Response Performance
Ensures rapid detection of safety-related signal changes.
Advanced Diagnostics
Provides improved channel-level monitoring and fault identification.
Strong Electrical Isolation
Protects system electronics from electrical noise and voltage surges.
Compact Modular Structure
Allows high-density installation in control cabinets.
S2 Optimization Upgrade
Improved processing stability and signal handling consistency.
7. Similar Models (Same Series / Related Safety Modules)
| Model | Description | Signal Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| SDV144-S11/D4A00 S2 | Standard safety input module | Digital input | 25 × 100 × 130 | 0.29 |
| SDV144-S12/D4A00 S2 | Enhanced diagnostic version | Safety DI module | 25 × 100 × 130 | 0.30 |
| SDV144-S13/B4D00 S2 | Alternate configuration model | Safety input module | 25 × 100 × 130 | 0.31 |
| SDV144-S14/D4A00 S2 | Expanded channel version | Multi-channel safety input | 28 × 100 × 130 | 0.32 |
| SDV144-S15/D4A00 S2 | High isolation reinforced model | Safety-grade input module | 25 × 105 × 135 | 0.33 |
8. Popular Models (Same Brand – Industrial Automation Modules)
| Model | Description | Function | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| ADV151-P00 S2 | Digital input module | Signal acquisition | 12 × 100 × 110 | 0.17 |
| ADV551-P50 S1 | Analog output module | Signal transmission output | 15 × 100 × 115 | 0.20 |
| AAI141-S00 S1 | Analog input module | Process signal measurement | 12.5 × 100 × 115 | 0.18 |
| AAI543-S50 S1 | Multi-channel analog input module | High-density signal acquisition | 15 × 105 × 120 | 0.23 |
| ADV859-P10 S1 | Communication module | System data communication | 20 × 110 × 130 | 0.25 |
9. Summary
The SDV144-S13/D4A00 S2 is a safety digital input module designed for high-reliability signal monitoring in industrial safety systems.
It is widely used in applications requiring fast response, strong diagnostics, and high system integrity.
Its S2 optimized design, modular architecture, and robust isolation features make it suitable for modern safety instrumented system applications.