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Fluid Pressure Sensor | Continuous Measurement | IP68 Rated | Stainless Steel | by SICK
The Fluid Pressure Sensor offers continuous measurement for fluids, with a process pressure range of 0 mH2O to 4 mH2O and a temperature range of –10 °C to +50 °C. Designed for industrial applications, it features high accuracy with non-linearity ≤ ± 0.2% of span and an IP68 enclosure rating, ensuring durability and reliability in harsh environments.
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Technical Specifications
- Medium: Fluids
- Measurement: Continuous
- Process pressure: 0 mH2O to 4 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, temperature measurement
- 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 in rated temperature range: 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
- Length of cable: 25 m
- Output signal: 4 mA to 20 mA, 2-wire
- Enclosure rating: IP68
- Dielectric strength: 500 V DC
- Electrical safety: Protection class III, short-circuit protection, reverse polarity protection, surge protection optional
- Wetted parts: Stainless steel 1.4404 / 316L PA
- Housing material: Stainless steel 1.4404 / 316L
- Material coaxial cable: PUR
- Dimensions (H x L x W): 40mm x 100mm x 40mm
- Weight: 0.2 kg
Key Features
- Continuous fluid pressure measurement
- Process pressure range from 0 mH2O to 4 mH2O
- Process temperature range from –10 °C to +50 °C
- Output signal 4 mA to 20 mA, 2-wire
- Overvoltage protection and temperature measurement included
- High accuracy with non-linearity ≤ ± 0.2% of span
- Long-term stability with drift ≤ ± 0.2% of span per year
- Protection class III with IP68 enclosure rating
- Stainless steel 1.4404 / 316L wetted parts and housing
- PUR cable connection with 25 m cable length
Professional Installation Requirements
- Installation by a qualified technician or electrician is recommended to ensure proper connection and compliance with electrical safety standards.
Applications
- Fluid pressure measurement in industrial processes
- Continuous monitoring of low-pressure fluids
- Use in environments requiring IP68 rated sensors
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable stainless steel construction extends product life reducing waste
- Low power consumption with 4-20mA output signal
- IP68 rating ensures protection against environmental ingress, reducing failure rates
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for specific warranty terms.
Available Now
The SICK LFH-EW4X0G1AS25SC0 Fluid Pressure Sensor is available for immediate purchase, ideal for industrial fluid pressure monitoring applications.
