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Alarm Types

Introduction

Setting alarms in Farsight® is a useful process. Alarms help you automatically keep track of specific events that are of particular importance to your operations, like faults, silent outages, warnings, misalignments, temperature checks, and others.

Alarm Type

Description

Fault

A confirmed equipment fault has occurred, and the asset cannot operate normally. Examples: inverter trip, turbine converter fault, grid protection trip

Production in Fault

The asset is in a fault state, and production is below an expected threshold or zero

Silent Outage

The asset is not producing, but no fault or outage signal has been reported by the equipment. The outage is detected analytically from production data.

Outage in Warning

The asset is offline or significantly underproducing while only warning-level alarms are active. No major fault has yet occurred

Warning

A condition requiring attention but not yet severe enough to stop operation. Examples: vibration approaching limit, communication degradation, transformer temperature elevated

Misalignment

Asset is operating but not optimally aligned with its energy source. In wind, typically nacelle yaw misalignment. In solar, tracker orientation mismatch or row tracking issues

Silent Derating

The asset is producing, but below expected capacity without an explicit derating alarm from the controller. The reduction is identified through performance analytics

Temperature Check

High or abnormal temperatures detected in critical equipment. Examples: gearbox, generator, transformer, inverter, converter, bearings, PV combiner boxes

Abnormal Wind

Wind measurements are outside expected operating characteristics or show unusual behavior

Wind Gust

A short-duration spike in wind speed exceeding a predefined threshold

Status Code

Not necessarily an alarm. It represents the current operating state reported by the equipment controller. It triggers on whatever specific status code you want to monitor

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