ProSafe-RS 10ms Update Analog Output | Yokogawa AAV544-S50

Product Overview

The AAV544-S50 (Model: AAV544) is a high-density, 16-channel isolated analog output module engineered for Yokogawa’s FIO (Field Interface I/O) architecture, specifically for use within CENTUM VP, CS 3000, and ProSafe-RS systems. This module is designed to provide high-precision bipolar voltage signals (typically -10 to +10 V DC) to field devices such as variable speed drives (VSDs), specialized actuators, and secondary controllers.

A primary technical advantage of the AAV544-S50 (Part Number: AAV544-S50) is its comprehensive galvanic isolation between the output channels and the internal system logic. This barrier, rated at 1500 V AC, effectively prevents field-side electrical surges and common-mode noise from compromising the Distributed Control System's (DCS) performance. With a rapid 10 ms data update cycle, the AAV544-S50 (Model: AAV544) is optimized for high-speed, mission-critical control loops that require deterministic response times in demanding industrial environments.

Detailed Technical Specifications

The AAV544-S50 combines high-speed processing with robust electrical protection.

• Manufacturer: Yokogawa

• Model Number: AAV544-S50

• Product Type: Analog Output Module (Bipolar Voltage)

• System Compatibility: CENTUM VP, CS 3000, ProSafe-RS

• Number of Channels: 16 Isolated Channels

• Output Signal Range: -10 V to +10 V DC

• Data Update Period: 10 ms (High-speed execution)

• Step Response Time: 40 ms

• Accuracy: ±12 mV or ±0.3% of Full Scale (whichever is greater)

• Temperature Drift: ±0.1% per 10°C or ±10 mV per 10°C

• Allowable Load Resistance: ≥ 5 kΩ

• Isolation Rating: 1500 V AC (between output and system logic for 1 minute)

• Redundancy: Supports dual-redundant configuration in appropriate node units

• Power Consumption: 860 mA @ 5 V DC (Internal backplane)

• External Power Supply: 24 V DC (+20% / -10%)

• Operating Temperature: -10 °C to +55 °C

• Dimensions: 130 mm × 107.5 mm × 32.8 mm

• Weight: 0.36 kg

• Country of Origin: Japan