Autonics Tutorial : Setting High_Low-Limit Alarm(MT4W Series)

Introduction

This tutorial provides a step-by-step guide on setting high and low-limit alarms for the MT4W series controllers. Understanding how to configure these alarms is crucial for monitoring and maintaining operational safety in various applications. By the end of this guide, you will have the knowledge to effectively set up alarms that help prevent critical failures.

Step 1: Access the Alarm Settings

1. Power On the Device: Start by turning on the MT4W controller.
2. Navigate to the Menu: Press the 'Menu' button to access the main settings.
3. Select Alarm Settings: Use the arrow keys to navigate to 'Alarm Settings' and press 'Enter'.

Step 2: Set the High Limit

1. Choose High Limit Option: In the alarm settings menu, select the 'High Limit' option.
2. Input Desired Value:
   • Use the arrow keys to adjust the value for the high limit.
   • Press 'Enter' to confirm the new high limit setting.
3. Verify Setting: Ensure the high limit is correctly displayed on the screen.

Step 3: Set the Low Limit

1. Select Low Limit Option: From the same alarm settings menu, navigate to 'Low Limit'.
2. Input Desired Value:
   • Adjust the value for the low limit using the arrow keys.
   • Confirm by pressing 'Enter'.
3. Verify Setting: Check that the low limit is displayed correctly.

Step 4: Configure Alarm Actions

1. Access Alarm Actions Menu: Navigate to 'Alarm Actions' within the settings.
2. Choose Action Type: Select the action that should occur when the alarm is triggered (e.g., sound alert, relay activation).
3. Set Action Parameters: If required, input any specific parameters for the chosen action.
4. Confirm Settings: Ensure all configurations are correct and press 'Enter' to save.

Step 5: Test the Alarm Settings

1. Simulate Alarm Conditions: Manually set the process variable to exceed the high limit or drop below the low limit.
2. Observe Alarm Response: Ensure that the configured actions are triggered as expected.
3. Adjust if Necessary: If the alarms do not respond correctly, revisit the settings to troubleshoot.

Conclusion

In this tutorial, you learned how to set high and low limit alarms on the MT4W series controllers, including configuring alarm actions and testing the settings. Properly setting these alarms is vital for ensuring safety and efficiency in your processes. For further learning, consider exploring additional features of the MT4W series on the Autonics website.