MSA Altair 4XR – Motion Alert
To activate or deactivate the Motion Alert feature, press the “UP” button while the Motion Alert Activation page is displayed. When the Motion Alert feature is active, the Motion Alert symbol will flash every 3 seconds. The device will enter pre-alarm when no motion is detected for 20 seconds. This condition can be cleared by moving the device. After 30 seconds of inactivity, the full Motion Alert alarm is triggered. This alarm can only be cleared by pressing the “UP” button.