Product Manual

Wall Mounted Ultrasonic Flowmeter---User Manual
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6.16 How to use the Working Timer
Use the working timer to check the time that has passed with a certain kind of operation. For example,
use it as a timer to show how long a fully-charged battery will last.
Under M72, press ENT key and then select YES to reset the timer.
6.17 How to use the manual totalizer
Use M38 for the manual totalizer. Press ENT key to start and stop the totalizer.
6.18 How to check System Version Number
Every set of the flowmeter utilizes a unique ESN to identify the meter. The ESN is an 8-digit number
that provides the information of version and manufacturing date.
The user can also employ the ESN for instrumentation management.
The ESN and system version number is displayed in window M61.
6.19 How to adjust the LCD display
You may use menu window M70 to setup the LCD display backlight and menu window M71 to
adjust contrast it.
6.20 How to use automatic amending function for offline
compensation
Use menu window M83 turn on or turn off this function. When the function is enabled, the flow
meter will estimate the average flow uncounted (or ‘lost’) during the offline session and add the
result to the totalizer.
This function is not recommended. The user should try to avoid the offline time to keep precision
of the measurement result.
6.21 How to enter the parameters of user-type-transducer
If a user-type-transducer is selected in menu window M23, you need proceed to enter additional 4
user-type-wedge parameters that describe the user transducers.
If the PI-type transducer is selected, you need enter additional 4 PI-type transducer parameters that
describe the PI-type transducers.
6.22 How to use the circular display function
When entering menu window 95, the circular display function will be started automatically. The
following windows will be displayed one by one, each window will stay for 8 seconds:
M95>>M00>>M01>>M02>>M02>>