Precision Signal Acquisition for Safety-Critical Industrial Systems
The Yokogawa SDV144-S13S1 Digital Input Module is a high-reliability 16-channel input module engineered for distributed control systems (DCS) and safety automation applications. Designed to deliver accurate, electrically isolated digital signal acquisition, it ensures continuous, dependable monitoring of field devices. With fast response times and robust industrial-grade construction, the SDV144-S13S1 is ideal for facilities that demand uninterrupted operation, precise control, and streamlined maintenance.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Yokogawa |
| Model | SDV144-S13S1 |
| Module Type | Digital Input Module |
| Number of Channels | 16, module-isolated |
| Input Signal Type | Dry contact (no-voltage) |
| ON Resistance | ≤ 1 kΩ |
| OFF Resistance | ≥ 100 kΩ |
| Input Current | 6 mA ± 20% at 24 V DC (0 Ω input) |
| External Power Supply | 24 V DC (+20% / -10%) |
| Current Capacity | 200 mA |
| Maximum Input Voltage | 30 V DC (instantaneous) |
| Input Response Time | ≤ 40 ms |
| Isolation Strength | 2 kV AC between inputs and system (1 minute) |
| Redundancy Support | Dual-redundant configuration supported |
| External Connections | Pressure clamp terminal, MIL cable, signal cable (AKB331) |
| Operating Temperature | -20°C to +70°C |
| Dimensions | 130 × 32.8 × 107.5 mm |
| Weight | Approx. 0.36–0.41 kg |
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