Alarm Logging & Notification

Set simple or complex alarm conditions and trigger notifications via email, SMS, or voice mail. System alarms can be logged for historical analysis, and displayed in real time within .NET, web, and other applications using OAS Developer Tools and APIs.

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Monitoring Your Data

With OAS Alarm Logging and Notification, you can capture events on each data point, log to open formats for historical analysis and archiving, and trigger real time notifications. Each notification can be sent via one or more methods, including email, SMS text messages, and voice mail.

Key Features & Benefits

Industry 4.0 Data Sources

Modbus, Allen Bradley PLCs, Siemens S7 Controllers, OPC UA, OPC DA, MQTT, Sparkplug B, MTConnect, AWS IoT Core, Kafka, .NET, REST Clients, and Databases

Real Time Notification

Take action as soon as possible when data falls out of range. Notify users of alarm activity to virtually any client destination, via email, SMS, and voice.

Log Alarms to Open DBs

Track alarm states over time for offline review and predictive analytics. Log to MS SQL Server, Oracle DB, mySQL, SQL Azure, MongoDB, MariaDB, PostgreSQL, SQLite, Amazon Aurora, Amazon RDS, and CSV files.

Alarm Visualization

Built in interactive components allow you to create HMIs with live and historical alarms, on any platform including desktop apps, web applications, and mobile apps.

Monitor Any Source of Data

OAS supports a large library of Industry 4.0 data sources including Allen Bradley and Siemens PLCs, Modbus and MTConnect devices, OPC UA and DA Servers and Clients, Databases, applications, and more. Once connected, data from any source can be monitored, triggering Alarms for logging, notification, and visualization.


Custom Alarm Behaviors

Alarms can be enabled to monitor both analog and digital signals with fixed, adjustable, and tracking alarm limits. Alarm limits can be defined for high high, high, low, low low, rate of change, and digital alarms. Further customize your alarm conditions with a dead band, and even automate the tracking of alarm conditions to disable or enable them based on time of day or any other value within the system. OPC UA and OPC Alarm and Events can also be a source of alarms along with all OAS IIoT data sources.

Alarm Visualization

Alarm .NET

The OAS Alarm .NET product provides real-time alarming for WinForm and WPF applications. The interactive control allows users to visualize, filter, and manage real time and historical alarms.

Web Alarm

The OAS Web Alarm product allows you to display real time and historical alarms in an interactive table, viewable on any device with a web browser.

Open UIEngine

Enabled by the Web Alarm product, the Open UIEngine includes a robust interactive alarm viewer for real time and historical alarms.

See How We Compare

The initial cost of OAS is far less than our competitors – but the savings don’t stop there. We work with OEMS and System Integrators to provide perpetual licenses with quantity discounts with flexible tag pricing and unlimited client connections.

Network Feature
OAS IoT DNA
Typical Cloud
Accurate Live Data
Unlimited Data Usage / No Fees
Data Resolution of 100 Nanoseconds
High Speed Throughput < 50 ms
No Data Loss on Network Failure

Ready to get started? Install in 3 minutes & try OAS free for 30 days, or schedule a live interactive demo.