Application Problem: Digester for sludge treatment. Inside is sludge mixed with water. The process generates methane that absorbs ultrasonic waves. The environment is explosive so equipment with EX (Class 1 Div 1) approvals is required. Application History: The customer tried several ultrasonic level detectors that didn’t work because of methane. Some radar units were also […]
Wastewater Digestion Tank Sludge Level Measurement Read More »
Application Problem: A landfill wanted to measure liquid level in a below ground (max depth 45 feet) landfill leachate sump (12-foot diameter, concrete and steel walls). This is contaminated water and atmosphere in the sump is toxic, corrosive landfill gas, 50% methane, 50% carbon dioxide, assume saturated humidity conditions, frequent hose downs of sensor and
Liquid Level Sensor for Landfill Leachate Read More »
Application Problem: A customer approached ABM to monitor water level in an open channel. Application History: Several brands of level devices were used for the application, and all gave very unstable results. Solution: ABM’s non-contact radar sensor solved the problem. The self-adjusting radar sensor continually monitors conditions in the environment and automatically adjust the power
Reliable Water Level Measurement with Radar Sensor Read More »
Application Problem: A customer required a solution to accurately monitor the level of a river, and be able to measure the river’s dry bed conditions. Application History: Solutions from several brands couldn’t detect the river’s dry bottom conditions, making them unsuitable for the application. Solution: ABM’s non-contact radar sensor was selected for the application. The
Outdoor River Water Level Monitoring with Radar Read More »
Application Problem: An industrial manufacture required continuous monitoring of level measurement of plastic pellets in a narrow 60 foot tall storage silo. Application History: The customer tried yo-yo level indicators and differential pressure sensors without any success. These sensors required very frequent maintenance and were very inaccurate. This lead them to having an operator check
Accurate Level Measurement for Plastic Pellet Silo Read More »
Application Problem: A pharmaceutical company required level measurement in a powder storage tank. Need for extremely short blanking and span ultrasonic non-contact sensor. Application History: There were no available sensors on the market that had very short blanking and span. Solution: ABM’s non-contact ultrasonic sensor (ABM300-148ULC4-PVPVC model) was selected for the application and solved the
Pharmaceutical Powder Ultrasonic Level Measurement Read More »
Application Problem: A customer came to ABM with an application to measure liquid level in a pipe attached to a tank. Application History: Level sensors with fixed power from other manufacturers we used Fixed power radar. The radar and ultrasonic sensors detected false echoes from the pipe connections. Solution: ABM’s non-contact radar and ultrasonic level
Reliable Liquid Level Measurement with Self-Adjusting Sensors Read More »
Application Problem: A food manufacturing company required a sanitary level sensor to monitor a very narrow tank with syrup and some steam present. Application History: Other level sensor technologies were used. Problems with condensation and build-up on the transducer face disturbed the measurement. Solution: ABM’s ultrasonic sensor (ABM300-070ULC2-PVPVC model) with 2” SS316 tri-clamp sanitary mounting
Sanitary Level Sensor for Food Application Read More »
Application Problem: A wastewater treatment plant required measurement in a narrow tank. Installation mounting was very close to the wall (~2 inches). Application History: The customer tried various brands of contact devices for the application however, there were false level measurement readings due to interruption from moisture and vapor from the wastewater. Solution: ABM’s non-contact
Wastewater Narrow Tank Radar Level Measurement Read More »
Application Problem: An industrial manufacturer required level measurement in their plastic resin storage silo. Dusty application with plastic resin that made reading the level difficult for most sensors. Application History: The customer tried various brands of contact devices on this application. They used a yoyo device that would get stuck because of the fine material
Level Measurement in Plastic Resin Storage Silo Read More »