Answer / alpesh dalvi

in ultrasonic level transmitter ultrasonic waves are
transmitted & return sound wave recived time is to be
measured which is called as echo.if we installed level
transmitter perpendicularly then echos angle disturbed.so
that we cant get wave recieving time.

Answer / amit

because ultra sonic ray flow strat line so ultrasonic level
tranmitter installed in 90 degree.

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