Yokogawa SDV144-S53/B4D00 Digital Input Module

Overview

The Yokogawa SDV144-S53/B4D00 is a 16-channel digital input module designed for ProSafe-RS safety instrumented systems. It accepts 24 V DC no-voltage contact signals from field devices. The module features module-level isolation for safe, noise-free operation. It also supports dual-redundant configurations, improving system availability and fault tolerance.

Technical Specifications

General Information

• Model: SDV144-S53/B4D00

• Product Type: Digital Input Module

• Manufacturer: Yokogawa

• System: ProSafe-RS

Input Specifications

• Number of Channels: 16 digital inputs

• Input Signal Type: No-voltage contact

• Input Voltage: 24 V DC

• Input Current: 6 mA ±20% (0Ω input, external 24 V DC)

• Contact Rating: 24 V DC (+20%/−10%), 10 mA or greater

• Maximum Input Voltage: 30.0 V DC

• Input Response Time: 40 ms max

Power & Isolation

• External Power Supply: 24 V DC ±20%, 200 mA

• Current Consumption:

• 290 mA max (5 V DC)

• 140 mA max (24 V DC)

• Isolation: Module-level isolation

• Withstand Voltage: 2 kV AC, 1 minute (input signal to system)

Environmental Ratings

• Operating Temperature: –20°C to +70°C

• Compliance: ISA Standard G3

Redundancy & Terminal Options

• Redundancy: Supports dual-redundant configuration

• Terminal Type: Pressure clamp terminal block

• Option Code /B4D00: Dual-redundant terminal block for digital input (no surge absorber)

• Suffix Code -S53:

• Standard type

• Pressure clamp

• No explosion protection