YOKOGAWA AAI143-H50 Output module

Yokogawa CENTUM VP Analog Input Module AAI143-H50 Overview

The Yokogawa CENTUM VP AAI143-H50 is a high-performance analog input module for the CENTUM VP Integrated Production Control System. It is designed to receive analog signals from various field instruments and convert these signals into digital data for processing and control by the CENTUM VP system.

Product Detailed Description

• Function:

• Receives analog signals (e.g., 4-20 mA, 1-5 V DC) from field transmitters, sensors, and other instruments.

• Converts the received analog signals into digital signals for accurate measurement and control by the CENTUM VP system.

• Provides channel-to-channel electrical isolation to enhance system reliability and noise immunity.

• Supports online replacement (hot-swapping), allowing module replacement during system operation to minimize downtime.

• Integrated diagnostic functions for detecting faults in the module and field wiring.

• Features:

• 16 analog input channels.

• Each channel can be independently configured for current or voltage input.

• High accuracy and high-resolution analog-to-digital conversion.

• High channel-to-channel isolation voltage.

• Supports HART communication protocol, allowing reading and configuration of HART-enabled field devices.

• Equipped with terminal blocks for easy field wiring.

• Front panel LEDs indicate the status of the module and channels.

Product Parameters

• Number of Input Channels: 16

• Input Signal Types:

• Current Input: 4-20 mA DC (Allowable input range: 0-20 mA DC)

• Voltage Input: 1-5 V DC (Allowable input range: 0-5 V DC)

• Sampling Period: Typically several milliseconds (depending on system configuration)

• Resolution: 16 bits

• Accuracy: ±0.05% of span (typical)

• Channel-to-Channel Isolation Voltage: 500 V AC (for 1 minute)

• HART Communication: Supported

• Power Supply: 24 V DC ±10%

• Power Consumption: Approx. 5 W

• Operating Temperature: -5 °C to +55 °C

• Storage Temperature: -20 °C to +70 °C

• Humidity: 5% to 95% RH (non-condensing)

• Mounting: DIN rail mounting

• Terminal Connection: Removable terminal blocks

• Dimensions (W x H x D): Approx. 55 mm x 128 mm x 137 mm

• Weight: Approx. 300 g

• Standards Compliance: CE, UL, etc. (refer to the specific product manual)

Product Advantages

• High Accuracy and High Reliability: Provides precise analog signal acquisition, ensuring the accuracy and stability of the control system.

• Versatility: Each channel can be independently configured for current or voltage input, flexibly adapting to different field instruments.

• HART Support: Enables communication with HART-enabled smart instruments for advanced diagnostics and configuration capabilities.

• Channel-to-Channel Isolation: Enhances the system's noise immunity and ensures signal integrity.

• Hot-Swappable: Facilitates maintenance and replacement, reducing system downtime.

• Easy Installation and Maintenance: Adopts DIN rail mounting and removable terminal blocks for easy field wiring and maintenance.

• Status Indication: Front panel LEDs provide clear status information for the module and channels, facilitating troubleshooting.

Precautions

• Correct Installation: Follow Yokogawa's installation guidelines to ensure the module is properly installed in the CENTUM VP system cabinet.

• Correct Wiring: Carefully verify the signal type and wiring requirements of the field instruments and ensure that the signal wires are correctly connected to the terminal blocks of the AAI143-H50 module.

• Power Requirements: Ensure that a 24 V DC power supply that meets the specifications is provided to the module.

• Environmental Conditions: Ensure that the operating environment temperature and humidity are within the allowable range for the module. Avoid use in environments with corrosive gases or excessive dust.

• ESD Protection: Take electrostatic discharge (ESD) protection measures during operation and wiring.

• System Configuration: Correctly configure the parameters of the AAI143-H50 module in the CENTUM VP engineering software, such as input type, range, and HART communication.

• Regular Inspection: Regularly inspect the operating status and wiring of the module to ensure reliable connections.

Product Applications

The Yokogawa CENTUM VP Analog Input Module AAI143-H50 is widely used in various industrial fields to acquire analog signals from field instruments, such as:

• Process Industries: Measurement of parameters such as temperature, pressure, flow, and level in industries like oil and gas, chemical, petrochemical, power, metallurgy, paper, and pharmaceuticals.

• Factory Automation: Analog signal acquisition and monitoring of various production lines.

• Water Treatment: Measurement and monitoring of water quality parameters.

• Other applications requiring precise analog signal measurement.

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