Yokogawa ALP111-S01 CENTUM VP PROFIBUS-DP Communication Module

Product Overview

The Yokogawa ALP111-S01 acts as a high-performance communication interface between the CENTUM VP Field Control Station (FCS) and PROFIBUS-DP field networks. This module enables the DCS to integrate data from slave devices such as motor starters, remote I/O units, and smart analytical instruments. By offloading complex protocol management from the main processor, the ALP111-S01 maintains deterministic control over critical process variables. We supply this unit as 100% Brand New and Original in factory packaging to ensure peak network stability and system longevity.

Part Number Breakdown

The ALP111-S01 follows Yokogawa's specific hardware designation for fieldbus integration:

Technical Specifications

The ALP111-S01 meets the rigorous high-speed requirements of the PROFIBUS-DP standard while maintaining industrial-grade electrical isolation.

• Communication Protocol: PROFIBUS-DP (Decentralized Periphery).

• Dimensions: 5 cm x 13 cm x 15 cm.

• Module Weight: 0.6 kg.

• Interface Type: 9-pin D-sub connector (RS-485).

• System Integration: Plugs into the Field Control Station (FCS) module slot.

• Transmission Rate: Supports up to 12 Mbps (Automatic detection).

• Country of Origin: Japan.

• Condition: Guaranteed 100% Brand New in original factory box.

Engineering Advantages

The ALP111-S01 provides technical solutions for complex multi-vendor integration:

• Deterministic Data Exchange: Industrial networks often suffer from jitter or data collisions. The ALP111-S01 utilizes hardware-level scheduling to prioritize cyclic process data, ensuring the DCS receives critical status updates with millisecond precision.

• Wide-Scale Multi-Vendor Support: This module enables CENTUM VP to communicate with any PROFIBUS-DP GSD-certified device. This flexibility allows engineers to choose the best-in-class field hardware from different manufacturers while maintaining a unified control environment.

• Galvanic Isolation Protection: High-voltage transients from field-side RS-485 wiring can damage DCS processors. The ALP111-S01 incorporates high-performance electrical isolation that blocks noise and surges, protecting the backplane from field-level faults.

• Simplified Configuration: The module integrates seamlessly into the CENTUM VP Builder environment. Engineers define slave parameters and I/O mapping within the standard software suite, significantly reducing the time required for network commissioning and troubleshooting.

FAQs

• Does the ALP111-S01 support redundancy?

  Yes. You can install two ALP111-S01 modules in a duplexed configuration within the FCS. If the primary module detects a fault, the standby unit assumes control of the PROFIBUS-DP network instantly to prevent process interruption.

• What is the difference between S00 and S01?

  The S01 designation signifies a specific functional revision or basic type identifier required for compatibility with certain CENTUM software releases. We recommend checking your system's hardware configuration database to ensure the S01 profile matches your software version.

• Does the module ship with a PROFIBUS connector?

  The ALP111-S01 features the standard 9-pin D-sub port. While we provide the module as 100% brand new, the external PROFIBUS cables and specialized terminating connectors are typically sold separately to match your specific cable length requirements.

• Can this module act as a PROFIBUS Slave?

  No. The ALP111-S01 functions specifically as a PROFIBUS-DP Master module. It initiates communication and manages the data polling for all connected slave devices on the segment.