Table of Contents
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Area
1
Leaks button
Click to view and/or delete the leak records.
2
Record button
Click to record a detected leak by recording voice memos and taking photos.
3
Menu button
Click to perform additional actions. For more details, please see the following chapters.
4
Sound Level
Shows the sound intensity in dB. Range: 0 ... 99.
5
Leakage Grade
Shows the grade of the detected leakage:
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6
Calculated Losses
Shows the detected leakage and the loss amount in cash per year.
Leakage is calculated based on the sound level detected as well as the pressure and distance
settings.
7
Pressure / Distance Setting
Shows the latest settings for the pressure in the detected object and the distance between the OS
531 sensor and the leak point.
You can change the settings by touching the numbers on the touch screen.
8
Sensitivity Setting
Shows the sensitivity level. You can adjust the setting by turning the sensitivity wheel.
9
Indicates the intensity of the sound that the OS 531 detects： Red strongest, yellow the less, and
green the least.
You can see the actual sound level in DB in the Sound Level area.
10
Status bar
Shows the OS 531 status, including the following icons or text:
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10
Grade 0: Leakage = 0 l/min
Grade 1: 0 < Leakage ≤ 1 l/min
Grade 2: 1 < Leakage ≤ 4 l/min
Grade 3: 4 < Leakage ≤ 9 l/min
Grade 4: Leakage > 9 l/min
WLAN: Icon, displayed when the WLAN is connected.
Survey on: Text, displayed when a survey is in progress.
Trumpet: Icon, displayed when the trumpet is mounted on and well connected with the
sensor.
Battery capacity indicator: Shows the battery percentage.
Function
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