Water Content Sensor for Oil

Whether it's hydraulic oil, diesel, vegetable oil, Skydrol, or other specialized fluids, the NP330-F sensor measures water content up to the saturation limit.
This sensor is specially calibrated for your specific application and fluid type, making it ideal for use in drying and oil treatment systems, vegetable oil production facilities, hydraulic systems, and especially for monitoring oil coolers.

Product Features

1. Custom Calibration
Calibrated for specific fluids and user requirements
2. Temperature Compensation
Eliminates the impact of temperature changes on measurements
3. High Measurement Accuracy
Ensures precise readings through multi-point calibration and temperature compensation
4. Fast Response Time
Quickly reacts to changes in moisture content
5. High Pressure Resistance
Patented design withstands up to 300 bar
6. Long Product Lifecycle
Designed for industrial use with reliable long-term spare parts availability

Downloads

NP330-F Specification Sheet

Specifications

Current Output: 4–20 mA
Serial Interface: RS232
Switching Output: 24 V DC
Typical Measuring Range: 10 – 40,000 ppm (upper limit depends on oil saturation)
Liquid Temperature Range: -20°C to +70°C (higher ranges optional)
Power Supply: 18–24 V DC / max. 70 mA
System Pressure: Up to 300 bar
Installation Depth: 50 mm, ½ inch thread
Protection Rating: IP65