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Email: 3772179818@qq.com
Phone: +86 16626708626Description
The YOKOGAWA ALE111-S01 functions as the nerve center for alarm and event management within Yokogawa’s Centum VP distributed control system (DCS), integrating seamlessly with the system’s backplane to collect, process, and distribute event data from connected I/O modules, controllers, and field devices. Positioned between the control layer and the human-machine interface (HMI) in the automation stack, it filters and categorizes incoming events—distinguishing between critical alarms requiring immediate attention and informational events that can be logged for later review. What sets this module apart is its support for high-speed event processing, capable of handling up to 1,000 events per second without latency, ensuring that no critical alert is missed. It communicates via Yokogawa’s V-net/IP protocol, syncing with the DCS’s time server to ensure millisecond-accurate timestamps—essential for post-incident analysis and compliance reporting.
ALE111-S01
Technical specifications:
Model Number ALE111-S01
BrandYOKOGAWA
TypeAlarm & Event Processing Module
Input Voltage24V DC
Operating Temp Range0°C to 60°C
Mounting StyleBackplane mounting (Centum VP rack)
Dimensions100mm x 160mm x 220mm
Weight920g
Interface/BusV-net/IP
ComplianceCE, RoHS, IEC 61508 (SIL 2)
Supported ProtocolsModbus TCP, OPC UA
Typical Power Draw5.8W
contact us:
Phone:+86 16626708626
WeChat/WhatsApp:+86 16626708626
Email: 3772179818@qq.com
ALE111-S01
Main features and advantages:
Selecting the YOKOGAWA ALE111-S01 delivers tangible operational benefits that extend far beyond basic alarm logging. Engineered for uncompromising reliability, it ensures continuous event capture even during peak system loads, eliminating data gaps that could obscure the root cause of process disturbances. This reliability directly reduces troubleshooting time; in one petrochemical application, teams reported a 40% reduction in incident investigation duration after deploying the YOKOGAWA ALE111-S01, thanks to its comprehensive event sequencing. For compliance-focused industries, its tamper-proof logging capabilities—with write-once, read-many (WORM) storage—simplify audits by ensuring event records remain unaltered and traceable. Most importantly, its intelligent alarm prioritization minimizes operator overload, ensuring that critical alerts (such as pressure spikes or temperature deviations) are highlighted while secondary notifications are queued, allowing teams to focus on resolving high-impact issues first.
ALE111-S01
Application areas:
The YOKOGAWA ALE111-S01 excels in industries where precise event tracking and rapid response are mission-critical. In oil and gas refineries, it monitors and logs valve position changes, pump status shifts, and pressure alarms in distillation units, providing a detailed audit trail for both routine operations and unplanned shutdowns. In power generation facilities, it tracks turbine startup sequences, fuel flow fluctuations, and safety system activations—data essential for maintaining regulatory compliance and optimizing plant efficiency. Pharmaceutical manufacturing plants rely on it to document process deviations in batch production, ensuring that any out-of-spec conditions are recorded with exact timestamps, supporting FDA and EMA compliance requirements. Across these applications, the YOKOGAWA ALE111-S01thrives in high-stakes environments, where its ability to process 1,000+ events per second ensures that even rapid sequence anomalies are captured for analysis.
ALE111-S01
Related products:
The YOKOGAWA ALE111-S01 excels in industries where precise event tracking and rapid response are mission-critical. In oil and gas refineries, it monitors and logs valve position changes, pump status shifts, and pressure alarms in distillation units, providing a detailed audit trail for both routine operations and unplanned shutdowns. In power generation facilities, it tracks turbine startup sequences, fuel flow fluctuations, and safety system activations—data essential for maintaining regulatory compliance and optimizing plant efficiency. Pharmaceutical manufacturing plants rely on it to document process deviations in batch production, ensuring that any out-of-spec conditions are recorded with exact timestamps, supporting FDA and EMA compliance requirements. Across these applications, the YOKOGAWA ALE111-S01 thrives in high-stakes environments, where its ability to process 1,000+ events per second ensures that even rapid sequence anomalies are captured for analysis.
ALE111-S01
Installation and maintenance:
Before installing the YOKOGAWA ALE111-S01, verify that the Centum VP rack firmware is version 4.0 or newer to support its advanced alarm processing features. Check that the backplane has sufficient power capacity to accommodate the module’s 5.8W draw, especially when paired with other high-consumption components. Ensure the mounting location allows for adequate airflow, as sustained temperatures above 55°C can degrade storage media performance over time. For ongoing maintenance, schedule weekly reviews of the module’s status LEDs: a solid green light indicates normal operation, while a blinking yellow light signals high storage usage (above 80%), prompting a data archiving procedure. Inspect the Ethernet connection quarterly to ensure secure communication with the time server, as timestamp accuracy is critical for event sequence analysis. Perform an annual diagnostic check using Yokogawa’s Alarm Management Tool to verify log integrity and confirm that alarm prioritization rules remain aligned with current operational needs.
ALE111-S01
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