Level and Flow Monitor uses Non-contact Ultrasonic Sensor - Equipped with 3-key calibration system, Model SLT 5.0 can be used as level transmitter for tank inventory applications with continuous display and control, or as open channel flow monitor with display and totalizer. Unit includes non-contacting PVC and Teflon® sensor rated for ranges up to 32 ft. Housed in NEMA 4X enclosure, monitor provides isolated 4-20 mA output and has 3 control relays programmable for pump control, pump alternation, level alarms, and/or flow proportionate pulse ...

Articles, Papers and References

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User programmable smart ultrasonic sensor, 1 June 2001, Engineeringtalk.com

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Lee Kielblock, Ultrasonic Sensors Provide Flexible Solutions

Abstract: Advances in technology have given today's ultrasonic sensors robust, accurate sensing capabilities that were not available a few years ago. These new technologies have made ultrasonic sensors easier to use, more flexible and affordable.

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Bank, D., An Error Detection Model for Ultrasonic Sensor Evaluation on Autonomous Mobile Systems,
In Proc. of the 11th IEEE Int. Workshop on Robot and Human interactive Communication, ROMAN2002, Berlin, Germany, September 25-27, 2002, pp. 288-293

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