Description

AAI143‑H53/H63 Analog Input Module

Technical Specifications

• Product Model: AAI143‑H53/H63
• Brand: Yokogawa
• Warranty: One Year
• Input Voltage: 24 VDC backplane supply from FIO node unit
• Operating Temperature: ‑20 °C ~ +70 °C
• Storage Temperature: ‑40 °C ~ +85 °C
• Response Time: Data update period 10 ms
• Protection Class: IP20 rack‑mount FIO module
• Accuracy Class: ±0.1 % full‑scale measurement grade
• Output Frequency: Not applicable
• Rated Current: Max 540 mA @24 VDC power consumption
• Channels: 16 galvanically‑isolated analog input channels
• Signal Type: 4‑20 mA DC for H53 variant; H63 variant supports expanded field‑signal compatibility; HART 5/6/7 protocol supported
• Transmitter Power: On‑board 2‑wire transmitter power supply, max 25 mA per‑channel current‑limit
• Isolation: 1500 V AC field‑to‑system galvanic isolation
• System Compatibility: Yokogawa CENTUM VP / CS3000 DCS FIO field‑input‑output subsystem; supports dual‑redundant hot‑standby configuration
• Diagnostics: Channel open‑circuit, over‑range, module‑health LED indicators
• Humidity: 5‑95 % RH, non‑condensing
• Weight: 0.45 kg
• Dimensions: 130 × 40 × 148 mm
• 

Product Overview

AAI143‑H53/H63 is a 16‑channel isolated analog input FIO module for Yokogawa CENTUM VP and CS3000 distributed‑control‑systems. It acquires 4‑20 mA loop signals from 2‑wire and 4‑wire process transmitters, and supports HART digital communication to read device diagnostics, tag information and remote parameter modification. H53 stands for standard HART‑enabled version; H63 provides enhanced field‑signal processing options. Dual‑redundant hot‑standby deployment improves system uptime for critical process‑control loops. Widely applied in petrochemical, oil‑gas, power‑plant and water‑treatment DCS control rooms. End‑of‑life DCS spare hardware available as refurbished and surplus tested modules for legacy‑system retrofit projects.