Features
- Proven and reliable vibrating-wire technology
- Wide variety of pressure ranges and configurations
- Porous filter stone protects diaphragm
- Heavy duty instrumentation cable pre-installed
- Excellent stability for long-term measurements
- Stainless steel construction resists corrosion
- On-board thermistor
Applications
- Ground water elevation
- Pore water pressure
- Dam uplift pressure
- Tanks & pipelines
- Tunnel linings
specifications
| Standard Ranges | 4500S | −100 to 350, 700 kPa; 1, 2, 3 MPa 4500SH | −100 kPa to 5, 7.5, 10, 20 MPa 4500AL(V) | 70, 170 kPa |
| Over Range | 2 × rated pressure |
| Resolution | 0.025% F.S. (minimum) |
| Accuracy | ±0.1% F.S. |
| Linearity | <0.5% F.S. (±0.1% F.S. option available in some ranges) |
| Temperature Range¹ | −20°C to +80°C |
| Length x Diameter | 4500S | 133 × 19.1 mm 4500SH | 194 × 25.4 mm 4500AL(V) | 133 × 25.4 mm |
¹ High temperature versions available on request.
* Please Note: All Geokon vibrating wire piezometers include tripolar plasma surge arrestors to protect the sensor coils from possible lightning damage. Semiconductor piezometers are also available (see 3400 Series).
Options & Accessories
- Pressure ranges up to 218 ksi (150 Mpa)
- Vented or un-vented
- Cable length
- Housing (standard, drive point, etc.)
- Custom connectors for A/D system interface
- High temperature
- High corrosion
- Dynamic
- Intelliducer support for dynamic pressures
