Lc 103 is an electronic instrument for indication of tank contents in litres and percentage of tank volume all common tank shapes are supported the measurement is contactless using 40 khz ultrasonic pulses the installation is very easy the probe module is connected to the lc 103 via a 5m cable lc 103 is maintenance free and highly reliable and supplied with batteries lc 103 is a direct replacement for mechanical gaugesoperationlc 103 evaluates the propagation time of ultra sonic pulses t