ASD143-P00 | Yokogawa | CENTUM VP 16-Channel Analog Input Module

Product Overview

The Yokogawa ASD143-P00 functions as a high-density, 16-channel analog input module specifically designed for the CENTUM VP and CS 3000 Distributed Control Systems (DCS). This module accepts standard 4–20 mA current signals from field transmitters, converting them into precise digital data for the system's control processors. It serves as the primary interface for monitoring critical process variables such as pressure, temperature, and flow. We supply this unit as 100% Brand New and Original, ensuring your control loops maintain the highest level of accuracy and factory-certified reliability.

Part Number Breakdown

The ASD143-P00 suffix codes define its hardware configuration and functional specialization:

Technical Specifications

The ASD143-P00 manages 16 independent analog loops with high-speed sampling and galvanic isolation.

• Number of Channels: 16, isolated.

• Input Signal: 4 to 20 mA DC.

• Allowable Input Current: 30 mA.

• Input Resistance: 250 Ω.

• Accuracy: ±0.1% of full scale.

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

• Withstanding Voltage: 1.5 kV AC between field terminals and case.

• Mounting: Plugs into the Field Control Station (FCS) I/O nest.

• Condition: Guaranteed 100% Brand New Original.

Engineering Advantages

The ASD143-P00 provides technical solutions for high-density I/O management and signal integrity:

• High-Density Rack Efficiency: By consolidating 16 channels into a single module slot, the ASD143-P00 maximizes cabinet space. This allows engineers to scale up the system without increasing the physical footprint of the control room racks.

• Superior Signal Isolation: Each channel features high-grade galvanic isolation. This architecture prevents ground loops and protects the DCS backplane from electrical noise or surges originating from field wiring, ensuring the stability of the entire control network.

• Pressure-Clamp Termination: The "-P" variant utilizes pressure-clamp terminals, which simplify wiring and provide a more secure, vibration-resistant connection compared to traditional screw terminals. This reduces maintenance time and prevents accidental signal loss during plant operation.

• Precision Control Loop Data: With an accuracy of ±0.1%, the module provides the high-fidelity data required for advanced control strategies (such as APC). It ensures that the DCS makes control decisions based on the most accurate representation of field conditions.

FAQs

• Can the ASD143-P00 provide power to field transmitters?

  This module is a current input module. Depending on your specific baseplate or terminal arrangement, you may need a separate 24V DC distributor to power 2-wire transmitters, or use the integrated power features of the FCS I/O nest.

• Does this module support dual-redundancy?

  Yes. You can install the ASD143-P00 in a redundant configuration. If the primary module fails, the system switches to the standby unit without any disruption to the 4-20 mA input signals.

• How do I calibrate the ASD143-P00?

  The module comes factory-calibrated. However, you can perform periodic accuracy checks and software-based zero/span adjustments through the CENTUM VP maintenance suite to account for long-term field wiring drift.

• Is this a brand new original Yokogawa part?

  Absolutely. We supply only 100% Brand New hardware. This ASD143-P00 arrives in its original Yokogawa factory box with all security seals, manufacturer labels, and traceability documentation intact.