EE381
$999.00
The EE381 offers a dependable and accurate solution for industries that need consistent monitoring of moisture levels in oil-based systems. Its robust design, accurate measurements, and versatile outputs make it suitable for a wide range of applications, ensuring the protection and longevity of critical equipment.
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EE381 – Moisture in Oil Sensor
The EE381 is a robust and precise sensor designed for continuous monitoring of water content in various oils, including transformer, lubrication, hydraulic oils, and diesel fuel. It measures water activity (aw), temperature (T), and calculates water content (ppm), providing critical data for predictive maintenance and ensuring the longevity of machinery and equipment.
Specifications
| Water Activity Range | 0 to 1 aw. |
| Water Content Range | 0 to 100,000 ppm (depending on oil properties). |
| Water Activity Accuracy | ±0.02 aw (0–0.9 aw), ±0.03 aw (0.9–1 aw) at 20 °C. |
| Temperature Range | -40 to +120 °C (-40 to +248 °F). |
| Output Signals | Two analog outputs: 0–1 V, 0–5 V, 0–10 V, 0/4–20 mA. |
| Power Supply | 10–30 V DC. |
| Pressure Resistance | Up to 20 bar (290 psi). |
| Display | Integrated LCD with measurement and status information. |
| Enclosure | Aluminum die-cast housing; filter tip in stainless steel. |
| Configuration | Via EE-PCS software and configuration adapter (optional). |
| Protection Class | IP65 (with connected cable). |
| Status Indicators | LED lights for device and measurement status. |
| Inspection Certificate | DIN EN 10204-3.1. |
Main Features
- Simultaneous Measurements: Accurately measures water activity (aw), temperature (T), and calculates water content (ppm) in oils.
- High-Temperature Tolerance: Operates effectively in oil temperatures up to 120 °C (248 °F).
- Flexible Outputs: Offers dual analog outputs (0–1/5/10 V or 0/4–20 mA) for versatile integration.
- Integrated LCD Display: Provides real-time readings directly on the device.
- Status Indicators: Equipped with LED indicators for operational status.
- Pressure Resistance: Designed to operate reliably in systems with pressures up to 20 bar (290 psi).
- Adjustable Mounting: Features a rotatable metal enclosure for optimal positioning.
- Compact Design: Facilitates installation in confined spaces.
- Durable Construction: Built with an aluminum die-cast enclosure for enhanced durability.
- Corrosion Resistance: Stainless steel filter ensures longevity in harsh environments.
- High Accuracy: Provides precise measurements with minimal drift over time.
- Maintenance-Friendly: Designed for easy cleaning and minimal upkeep.
- Inspection Certificate: Comes with a DIN EN 10204-3.1 inspection certificate for verified quality and traceability.
Industrial Applications
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Transformer Oil Monitoring: Prevents dielectric breakdown by detecting moisture levels.
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Hydraulic Oil Monitoring: Identifies water contamination early to maintain system integrity.
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Lubrication Circuits: Protects against corrosion and wear caused by moisture.
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Diesel Fuel Monitoring: Safeguards engines from water-induced damage.
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Maintenance Strategies: Enhances maintenance strategies for hydraulic and rotating machinery.
Manuals & Datasheets
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