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SDV144-S53

The Yokogawa SDV144-S53 is a 16-channel digital input module designed for use in Yokogawa's ProSafe-RS safety instrumented systems. This module is engineered to handle discrete digital signals, such as ON/OFF or 24 V DC signals, from field devices, providing reliable and safe input processing for critical applications.

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Key Specifications

Model: SDV144-S53

Type: Digital Input Module

Number of Channels: 16

Input Signal Type: No-voltage contact (dry contact)

Input Current: 6 mA ± 20% (with external 24 V DC power supply at 0 Ω input)

Contact Rating: 24 V DC ±20% / -10%, 10 mA or greater

Input Response Time: 40 ms maximum

External Power Supply: 24 V DC ±20% / -10%, current capacity: 200 mA

Maximum Input Voltage: 30.0 V DC (instantaneous)

Withstand Voltage: 2 kV AC for 1 minute (between input signal and system)

Current Consumption:

5 V DC: 290 mA maximum

24 V DC: 140 mA maximum

Weight:

Pressure Clamp Terminal / MIL Cable: Approximately 0.36 kg

With Signal Cable Interface Adapter: Approximately 0.41 kg

✅ Features

Module Isolation: Provides isolation between input channels and the system, enhancing noise immunity and system stability.

Dual-Redundant Support: Supports dual-redundant configurations, improving system availability and fault tolerance.

High Voltage Tolerance: Can withstand input voltages up to 30 V DC, accommodating a wide range of field devices.

Fast Response Time: Offers quick input response with a maximum time of 40 ms, suitable for real-time applications.

Flexible Connectivity: Compatible with pressure clamp terminals or MIL cables, providing versatile installation options.