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Fluid Pressure Sensor | Continuous Measurement | IP68 Rated | Overvoltage Protection | by SICK
The Fluid Pressure Sensor LFH-EW1X0G1AS25SV0 offers continuous measurement of fluid pressure, with a range from 0 mH2O to 1 mH2O and a temperature range of –10 °C to +50 °C. Designed for industrial applications, this sensor features high accuracy with non-linearity of ≤ ±0.2% of span and an IP68 enclosure for durability in harsh environments. Ideal for low-pressure fluid systems, it ensures reliable performance and long-term stability.
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Technical Specifications
- Medium: Fluids
- Measurement: Continuous
- Process pressure: 0 mH2O to 1 mH2O
- Process temperature: –10 °C to +50 °C
- Maximum ohmic load RA: 4 mA to 20 mA, 2-wire, RA ≤ (L + – 10 V) / 0.02 A - (0.14 x cable length in m) Ohm
- Additional function: Overvoltage protection
- Non-linearity: ≤ ±0.2% of span (BFSL) according to IEC 61298-2
- Accuracy of sensor element: ≤ ±0.25% of span for Enhanced variant p ≥ 0.25 bar
- Non-repeatability: ≤ ±0.1% of span
- Long-term drift/one-year stability: ≤ ±0.2% of span
- Temperature coefficient: Mean TC of zero ≤ 0.2% of span / 10 K, Mean TC of span ≤ 0.2% of span / 10 K
- Rated temperature range: 0 °C to +50 °C
- MTTF: 403 years
- Supply voltage: 10 V DC to 30 V DC
- Connection type: PUR cable connection, 25 m length
- Output signal: 4 mA to 20 mA, 2-wire
- Enclosure rating: IP68
- Dielectric strength: 500 V DC
- Electrical safety: Protection class III, short-circuit and reverse polarity protection, surge protection optional
- Wetted parts: Stainless steel 1.4404 / 316L PA
- Housing material: Stainless steel 1.4404 / 316L
- Dimensions (H x L x W): 100mm x 30mm x 30mm
- Weight: 0.2 kg
Key Features
- Continuous fluid pressure measurement
- Process pressure range from 0 mH2O to 1 mH2O
- Process temperature range from –10 °C to +50 °C
- Overvoltage protection included
- High accuracy with non-linearity ≤ ±0.2% of span
- Long-term stability with ≤ ±0.2% drift per year
- Protection class III with IP68 enclosure rating
- PUR cable connection with 25 m cable length
- Stainless steel 1.4404 / 316L wetted parts and housing
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with electrical and fluid pressure sensor systems to ensure proper connection and calibration.
Applications
- Measurement of fluid pressure in industrial processes
- Continuous monitoring of low-pressure fluid systems
- Use in environments requiring high protection and durability
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable stainless steel construction extends product life reducing waste
- Low power consumption with 10 V DC to 30 V DC supply voltage
- High accuracy reduces need for recalibration and replacement
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for specific warranty terms.
Available Now
The SICK LFH-EW1X0G1AS25SV0 Fluid Pressure Sensor is available for immediate purchase, ideal for industrial fluid pressure monitoring applications.
