Pressure Level Sensor OTT PLS Copyright OTT Company
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Pressure Level Sensor OTT PLS © Copyright OTT Company 2008
Water Level Professional Monitoring Solutions by Measured Parameters - Level, Depth to Water - Temperature 2 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
OTT PLS The pressure probe OTT PLS reliably measures the water level in (ground- and) open surface waters. The PLS features a long-term stable, highly precise, capacitive-ceramic pressure cell. This cell is extremely robust and insensitive against mechanical overload as well as against aggressive media. 3 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
OTT PLS Design features that are convincing Serial data interface SDI-12, RS 485 or 4… 20 m. A signal Integrated Microcontroller for calculation, temperature compensation, considering of acceleration of gravity Cable with Kevlar core for long term stable mounting Sealed cable connection Robust design IP 68 … Stainless steel (DIN 1. 4539 (904 L) ) Ceramic-capacitive sensor 4 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
OTT PLS Features for your benefit! Features Benefits n Highly accurate, robust & reliable n Precise results n Digital interface SDI-12, RS 485 n Easy fit to all data loggers – flexible n Digital interface SDI-12 / RS 485 n Level & temperature available n Programmable through serial interface n Flexible, better resolution with 4. . 20 m. A scaled to a measurement range optimized 4… 20 m. A scaling n for wells 1” and bigger n The right solution for almost every site n Temperature compensation n Accurate reliable data n Long term stable n Reliable data 5 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
OTT PLS Technical Data n Measuring range: 0 – 4 m 0 – 10 m 0 – 20 m 0 – 40 m n Accuracy 0. 05% FS n Long term stability ± 0. 1 % FS max. per year n Power supply + 9. 6 V. . . + 28 V DC, typical 12/24 V DC n Power consumption (SDI-12) active < 3. 6 m. A n Interfaces 4. . . 20 m. A, SDI-12, RS-485 (SDI-12 protocol) n L x D 195 mm x 22 mm n Weight 0. 3 kg n Operating temperature -25. . . +70 ºC n Relative humidity 0. . . 100 %, non condensing n Material housing Stainless Steel DIN 1. 4539 (904 L) 6 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
OTT PLS Why OTT PLS ? Robust design for accurate & reliable values Choice between serial or 4… 20 m. A signal Flexible, fits in 1“ or bigger Easy to adapt to the application: programmable e. g. 4… 20 m. A scaling Serial interface, output of level and temperature 7 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
OTT PLS Powerful Logging The Environment is worth it • Recyclable • Mercury free • Prepared to be compliant to WEEE 1) EU Directive Ro. HS 2) EU Directive 1) DIRECTIVE 2002/96/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 27 January 2003 on waste electrical and electronic equipment (WEEE) Recyclable 2) DIRECTIVE 2002/95/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL on the restriction of the use of certain hazardous substances in electrical and electronic equipment (Ro. HS) 8 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
OTT PLS – Accessories OTT FAD 5 Connection box between sensor cable and data cable with air drying cartridge avoids damages to senor through condensated water in the barometric pressure compensation capillary air drying cartridge data line wire connectors inspection window – cartridge status probe cable 9 | 21. 11. 2020 | OTT PLS | Pressure Level Sensor © Copyright OTT Company 2008
