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Home > Products > Civil Engineering / Construction > Transducers for Civil Engineering > BPR-A-S

BPR-A-S

Small-Sized Pore Pressure Transducers

50 to 200 kPa

BPR-A-S

Suitable for model experiments,Highly-sensitive,small levels of pore pressure.
Featuring an outer diameter of 20 mm, the BPR-A-S series is highly sensitive transducers for measurement of small levels of pore pressure. A watertight design enables embedment applications and makes them suitable for model experiments.

Features

  • Small-size (20 mm diameter), small rated capacity (50 to 200 kPa) and high sensitivity (2000μm/m)
  • Filter is stainless (standard 10μm)

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Specifications

Performance

Rated Capacity

Model Rated Capacity
BPR-A-50KPS 50kPa
BPR-A-100KPS 100kPa
BPR-A-200KPS 200kPa
Rated Capacity See table below
Nonlinearity Within±1% RO (within±2% RO with 50KPS)
Hysteresis Within±1% RO
Rated Output Approx. 0.4 to 0.6 mV/V (800 to 1200μm/m) (50KPS)
Approx. 0.8 to 1.2 mV/V (1600 to 2400μm/m) (100KPS)
1 mV/V (2000μm/m) or more (200KPS)

Environmental Characteristics

Safe Temperature Range 0 to 80℃ (non-freezing)
Temperature Effect on Zero Balance Within±0.8% RO/℃ (50KPS)
Within±0.4% RO/℃ (100KPS)
Within±0.2% RO/℃ (200KPS)
Temperature Effect on Output Within±0.1%/℃

Electrical Characteristics

Safe Excitation Voltage 8V AC or DC
Input Resistance 120Ω±5%
Output Resistance 120Ω±5%
Cable 4-conductor (0.08 mm2) chloroprene shielded cable,
4 mm diameter by 10 m long, terminated with NDIS
connector plug (Shield is not connected to the chassis.)

Mechanical Properties

Safe Overload Rating 120%
Case Stainless steel metallic finish
Weight Approx. 35 g

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