Yokogawa SAV144-S63 16-Channel Digital Input Module | CENTUM VP

Product Description

Overview

The SAV144-S63 is a 16-channel Digital Input Module designed for seamless integration with Yokogawa CENTUM VP and CENTUM CS control systems. It efficiently converts no-voltage contact signals into high-quality digital data for monitoring switches, alarms, and interlocks. The S63 revision incorporates G3 Conformal Coating, delivering enhanced environmental resilience for harsh industrial conditions.

This module supports high-speed signal acquisition and dual-redundancy configurations, making it suitable for both standard and safety-critical monitoring applications. Its compact footprint and flexible wiring options simplify installation and reduce cabinet congestion.

Key Features

High-Density Digital Input

• 16 isolated channels provide compact and efficient signal acquisition

• Supports monitoring of multiple field devices simultaneously

Rapid Signal Processing

• Response time ≤ 40 ms ensures real-time data availability for control loops and interlocks

• Optimized for fast-reacting processes in industrial plants

Robust Electrical Isolation

• 2 kV AC withstand voltage between input and system protects internal circuitry

• Prevents ground loops and enhances system stability

Advanced Diagnostics and Reliability

• Continuous self-testing of internal circuitry

• Detects open circuits, short circuits, and signal anomalies

• Status LEDs indicate hardware readiness and operational status

Environmental Protection (G3 Coating)

• Conformal coating shields against corrosive gases, dust, and moisture

• Compliant with ISA S71.04 Class G3, suitable for offshore, chemical, and coastal plants

Flexible Installation

• Supports pressure clamp terminals, MIL cables, or AKB331 signal cable

• Dual-redundancy capable for fault-tolerant operation

• Optional anti-mismatch signal cable prevents false connections

Technical Specifications

Applications

• Monitoring field switches, alarms, and interlocks

• Data acquisition in safety-critical loops

• High-density I/O installations in CENTUM VP or CS control systems

• Offshore, chemical, or coastal plants with corrosive atmospheres

FAQ

Q: How many input channels are available on the SAV144-S63?
A: The module has 16 isolated digital input channels.

Q: Is it compatible with CENTUM VP and CS systems?
A: Yes, it is fully compatible with both CENTUM VP and CENTUM CS controllers.

Q: Can it operate in harsh industrial environments?
A: Yes, the G3 conformal coating protects against moisture, dust, and corrosive gases like H₂S.

Q: What is the module’s typical response time?
A: Input signals are processed in ≤ 40 ms for fast control and monitoring.

Q: Does it support redundant configurations?
A: Yes, the module can be installed in dual-redundant configurations for fault-tolerant operation.