Description
The YOKOGAWA AIP831-101 operates as a high-performance analog input module within Yokogawa’s Centum VP DCS ecosystem, integrating seamlessly with the system’s backplane to process signals from field devices like temperature transmitters, pressure sensors, and flow meters. Positioned at the edge of the control stack, it converts raw analog signals into digital data that the DCS can analyze and act upon—all while applying advanced filtering to suppress noise from motors, pumps, and other industrial equipment. What distinguishes this module is its compatibility with Yokogawa’s V-net/IP control network, ensuring fast, reliable communication with the central control unit without lag. It supports hot swapping, allowing for module replacement during system operation to minimize downtime—a critical feature for continuous process environments. Built-in self-diagnostics provide real-time alerts for issues like sensor disconnections or signal overloads, enabling proactive maintenance before small problems escalate into process disruptions.
AIP831-101
Technical specifications:
Model Number AIP831-101
Brand YOKOGAWA
Type Analog Input Module
Input Voltage 24V DC
Operating Temp Range 0°C to 60°C
Mounting Style Backplane mounting (Centum VP rack)
Dimensions 100mm x 160mm x 220mm
Weight 850g
Interface/Bus V-net/IP
Compliance CE, RoHS, UL 61010-1
Supported Protocols Modbus RTU (via gateway), HART
Typical Power Draw 4.2W
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AIP831-101
Main features and advantages:
Choosing the YOKOGAWAAIP831-101 translates to tangible operational advantages that extend beyond basic signal processing. Engineered for long-term reliability, its robust design withstands the vibration and temperature fluctuations common in industrial settings, ensuring consistent performance over extended service cycles. This durability reduces maintenance costs, as the module is rated for 150,000+ hours of operation without calibration drift—a critical metric for plants aiming to minimize shutdowns for component replacement. For engineering teams, the module’s plug-and-play integration with Centum VP systems cuts down on configuration time, reducing setup overhead by up to 30% compared to third-party alternatives. Most importantly, its precision signal conversion (with a maximum error of ±0.05%) ensures that control loops respond accurately to process changes, directly improving product consistency and reducing waste in batch manufacturing.
AIP831-101
Application areas:
The YOKOGAWA AIP831-101 excels in industries where analog signal integrity is non-negotiable. In petrochemical refineries, it processes signals from pressure transmitters in distillation columns, where even minor measurement errors can lead to off-spec products or safety hazards. In pharmaceutical manufacturing, it ensures precise temperature readings for bioreactors, supporting compliance with strict regulatory standards for process validation. Water and wastewater treatment plants rely on it to monitor pH and dissolved oxygen levels, where accurate measurements are critical for meeting environmental discharge requirements. Across these applications, the YOKOGAWA AIP831-101thrives in fast-paced process environments, handling up to 16 input channels with a sampling rate of 10ms per channel—ensuring real-time data reaches the control system without delay.
AIP831-101
Related products:
Before installing the YOKOGAWA AIP831-101, verify that the Centum VP rack firmware is version 3.0 or higher to ensure full compatibility with the module’s diagnostic features. Check the backplane connector for any signs of corrosion or bent pins, as poor contact can cause intermittent signal loss. Ensure the mounting location provides adequate airflow—while the module operates at up to 60°C, sustained temperatures above 50°C may shorten its lifespan. For ongoing maintenance, review the module’s LED status indicators daily: a steady green light confirms normal operation, while a flashing red light indicates a critical fault requiring immediate attention. Inspect the terminal block connections quarterly to prevent loosening from vibration, and perform a calibration check using Yokogawa’s DCS maintenance tool annually to maintain measurement accuracy within specifications.
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