Présentation du produit
The Yokogawa SDV144-S63 is a high-reliability 16-channel Digital Input Module specifically designed for use in Yokogawa’s CENTUM VP and ProSafe-RS control systems. As a crucial part sur a Distributed Control System (DCS) or Safety Instrumented System (SIS), this module is responsible for monitoring the status sur discrete signals such as limit switches, relay contacts, and other binary input devices in industrial automation environments.
This model is widely appreciated for its robust design, signal isolation, and noise immunitéy, ensuring accurate and secure signal acquisition even in electrically noisy environments. With 16 isolated input channels, the SDV144-S63 supports 24 V DC nominal input signals and surfers built-in diagnostics that continuously monitor signal integrity and module health.
Technical Specifications
| Parameter | Specification |
| Modèle Number | SDV144-S63 |
| Input Channels | 16 |
| Input Signal Type | No-voltage contact |
| ON Resistance | 1 kΩ maximum |
| OFF Resistance | 100 kΩ minimum |
| Input Current | 6 mA ± 20% (External power supply, 24 V DC at 0 Ω input) |
| Contact Rating | 24 V DC +20% / -10%, 10 mA or greater |
| External Power Supply | 24 V DC +20% / -10%, Current capacity: 200 mA |
| Instantaneous Max Input Voltage | 30.0 V DC |
| Input Response Time | 40 ms maximum |
| Withstand Voltage | 2 kV AC between input signal and system for 1 minute |
| Current Consumption | 290 mA maximum (5 V DC), 140 mA maximum (24 V DC) |
| Isolation Resistance | 250 MΩ |
| Operating Temperature Range | -20°C to +70°C |
| Storage Temperature Range | -40°C to +85°C |
| Dimensions (W x H x D) | 130 x 32.8 x 107.5 mm |
| Poids | 0.41 kg |
| External Connections | Pressure clamp terminal, MIL cable, Dedicated signal cable (AKB331) |
| Certifications | SIL 2 certified according to IEC 61508 |
Applications
The SDV144-S63 module is suitable for various industrial applications, including:
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Emergency shutdown systems
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Burner management systems
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High-integrity alarm systems
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Process safety applications
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Safety-critical monitoring and control systems
Advantages
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High Channel Density: Provides 16 digital input channels in a compact form factor.
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Robust Design: IP67-rated enclosure ensures protection against dust and water ingress.
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Wide Operating Temperature Range: Suitable for harsh industrial environments.
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Ease sur Integration: Compatible with Yokogawa’s ProSafe-RS safety instrumented systems.
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Safety Compliance: SIL 2 certified according to IEC 61508 for use in safety-critical applications.
Questions fréquentes (FAQs)
1. What is the primary function sur the SDV144-S63 module?
It monitors contact signals from the field, converting them into digital inputs for processing by Yokogawa’s ProSafe-RS safety instrumented systems.
2. What type sur input signals does the module accept?
The module accepts no-voltage contact signals with ON resistance up to 1 kΩ and OFF resistance sur at least 100 kΩ.
3. What is the input current for each channel?
Each channel draws 6 mA ± 20% when supplied with 24 V DC at 0 Ω input.
4. What are the power supply requirements?
The module requires an external power supply sur 24 V DC ±20% with a current capacity sur 200 mA.
5. What is the maximum permissible input voltage?
The module can withstand instantaneous input voltages up to 30.0 V DC.
6. What is the input response time?
The maximum input response time is 40 milliseconds.
7. What is the operating temperature range?
The module operates within a temperature range sur -20°C to +70°C.
8. What are the dimensions and weight sur the module?
The module measures 130 x 32.8 x 107.5 mm mm and weighs 0.41 kg.
9. What types sur external connections are supported?
The module supports pressure clamp terminals, MIL cables, and dedicated signal cables (AKB331).
10. Is the module certified for safety applications?
Yes, it is SIL 2 certified according to IEC 61508, making it suitable for safety-critical applications.
Related or Similar Modèles to Yokogawa SDV144-S63
| Modèle Number | Description |
| SDV144-S61 | Digital Input Module, 16-ch, standard model without special certifications |
| SDV144-S62 | Digital Input Module, 16-ch, with enhanced input surge protection |
| SDV144-S64 | Digital Input Module, 16-ch, for use in extended temperature environments |
| SDV144-S65 | Digital Input Module, 16-ch, with enhanced diagnostics and monitoring features |
| SDV144-S66 | Digital Input Module, 16-ch, supports redundant power supply configuration |
| SDV144-S67 | Digital Input Module, 16-ch, conformal-coated for harsh environments |
| SDV144-S68 | Digital Input Module, 16-ch, with high-speed signal processing capability |
| SDV144-S69 | Digital Input Module, 16-ch, extended input voltage range compatibility |
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