Model 4500HD

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Heavy Duty Piezometer (Vibrating Wire)

The Model 4500HD Heavy Duty Piezometer is designed for direct burial in fills and dam embankments. The 4500HD is used in conjunction with heavily armored cable to withstand earth movements during construction. Recommended for use in earth dams.*


Standard Ranges: −100 to 70, 170, 350, 700 kPa; 1, 2, 3, 5, 7.5 MPa
Over Range: 1.5 × rated pressure
Resolution: 0.025% F.S. (minimum)
Accuracy: ±0.1% F.S.
Linearity: <0.5% F.S. (±0.1% F.S. optional)
Temperature Range¹: −20°C to +80°C
Length × Diameter: 203 × 38.1 mm

¹High temperature versions available on request.