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TrueCap RF Capacitance Level Sensor Product Sheet

TrueCap RF Capacitance Level Sensor Product Sheet
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TrueCap RF Capacitance Level Sensor Product Sheet

Product catalog summary
Overview: The document details TrueCap® RF capacitance point level sensors, models MK-2 and MK-2e, designed for monitoring levels in bulk solids, liquids, and slurries. These sensors are noted for their high sensitivity, reliability, and stability, featuring automatic material build-up immunity and a universal power supply.
Specifications: The sensors have a sensitivity of 0.5pF, suitable for hazardous locations, and can operate in temperatures up to 450°F (232°C). They offer split-architecture for remote electronics mounting.
Principle of Operation: The sensors use radio frequency applied to the probe to detect capacitance changes due to material contact. A driven shield design prevents false readings from material build-up.
Applications: TrueCap sensors are versatile for use in bins, silos, tanks, hoppers, and other vessels with materials like chemicals, plastics, grains, liquids, and slurries.
Model Selection: Selection is based on calibration ease, location, temperature variations, and material characteristics. The MK-2 model offers push-button and remote calibration, while the MK-2e is more economical with manual calibration.
Features and Options: Both models include build-up immunity, high-intensity LED indicators, and hazardous location approvals. Options include various probe types, mounting plates, and extensions.
Accessories: Available accessories include remote calibration modules, mounting plates, and probe extensions to enhance sensor functionality.
Ordering Information: Detailed ordering information is provided for MK-2 and MK-2e configurations, including operating voltage, probe connection, and approvals.
Specifications Overview:
  • Operating Voltage: 115 VAC, 230 VAC, and 24 VDC (not for hazardous locations).
  • Electronics Type: Standard and Hazardous approvals.
  • Probe Connection: Options include NPT Alum, SS, and pipe extensions.
  • Probe Type: Standard, Food Grade, Stub, and Cable Extension with materials like Ryton® and Nylon.
  • Approvals: Hazardous and Ordinary location approvals.
Procedures and Recommendations:
  • Installation: Specify insertion lengths for pipe extensions and lagged lengths.
  • Shipping: Units with pipe extensions over 6.5 ft must be shipped by truck.
  • Configuration: Consult the factory for specific configurations.
Standards and Norms:
  • Environmental Conditions: Suitable for indoor/outdoor use with specific temperature and pressure limits.
  • Enclosure Ratings: NEMA 4X, IP66 for environmental protection.
  • Safety Approvals: CSAUS CSAC for explosion-proof and intrinsically safe operations.
Key Parameters and Limitations:
  • Temperature and Pressure: Vary by material and connection type.
  • Electrical Specifications: Power requirements and relay outputs detailed.
  • Fail-Safe and Stability: Switch selectable fail-safe options and stability metrics.
Warranty Information: Monitor Technologies LLC offers a two-year warranty against defects in material and workmanship.
Contact Information: Monitor Technologies LLC, Elburn, IL. Phone: 800-766-6486, Email: [email protected]
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.