Information
The CleverLevel PL20H is a cutting-edge point level sensor using frequency sweep technology, designed for hygienic applications requiring high accuracy and reliability.
Adaptive Trigger Threshold – Overcomes Buildup:
The intelligent adaptive trigger threshold automatically compensates for material buildup, ensuring accurate and stable measurements.
Key Features:
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Flexible Connectivity: Two adjustable switching outputs and optional analog output.
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Versatile Application: Suitable for open vessels.
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Intuitive Display: 360° visible multi-color LED indicator.
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Remote Monitoring: IO-Link interface for remote configuration and monitoring.
Technical Specifications
| Specification | Description |
| Measuring Principle | CleverLevel (Frequency Sweep) |
| Trigger Mode | Adaptive Threshold / Window Threshold |
| Measurement Characteristics | Hysteresis: ± 1 mm<br>Repeatability: ± 1 mm<br>Minimum Dielectric Constant: 1.5<br>Step Response Time: < 150 ms<br>Delay Time: 0 … 10 s, adjustable |
| Process Conditions | Wetted Materials: PEEK Natura, AISI 316L (1.4404)<br>Wetted Surface Roughness: Ra ≤ 0.8 µm |
| Environmental Conditions | Operating Temperature: -40 … 85 °C (-40 … 60 °C with 4 … 20 mA signal)<br>Storage Temperature: -40 … 85 °C<br>Humidity: < 98 % RH, non-condensing |
| Ingress Protection | IP67/IP69K (M12-A connector)<br>IP68/IP69K (KingCrown M12-A connector) |
| Vibration/Shock Resistance | Category 2 (EN 61373:2010) |
| Output Signal | Type: PNP, NPN, Digital (push-pull), 4…20 mA<br>Switching Logic: NO, NC, Active high, Active low<br>Voltage Drop: PNP: (+Vs -1.4 V) ± 0.5 V, Rload ≥ 10 kΩ; NPN: (-Vs +0.6 V) ± 0.3 V, Rload ≥ 10 kΩ<br>Rated Current: Max. 100 mA<br>Off-State Leakage Current: Max. < 100 μA<br>Short Circuit Protection: Yes |
| IO-Link Interface | Version: 1.1<br>Port Class: Class A<br>Baud Rate: 38.4 kbaud (COM2)<br>Cycle Time: ≥ 6.4 ms<br>SIO Mode: Yes |
| Housing | Design: Compact sensor<br>Material: Stainless steel<br>Electrical Connection: M12-A connector, 4-pin, polycarbonate/stainless steel |
| Power Supply | Range: 8 … 35 V DC<br>Current Consumption (no load): 25 mA (typical), 53 mA (max.)<br>Start-Up Time: < 1.5 s<br>Reverse Polarity Protection: Yes |
| Compliance & Certifications | EMC: EN 61326-1, EN 50121-3-2:2016; Hygienic: 3-A (74-07), EHEDG EL Class I, FDA (21 CFR 177.2415); Safety: cULus listed, E365692 |
The CleverLevel PL20H offers a reliable and hygienic solution for point level detection, simplifying integration and ensuring accurate performance in demanding sanitary applications. Factory settings are available in the original text.
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