BEM-A
Soil Pressure Transducer

BEM-A

Summary

A pressure-sensing surface 80mm in diameter.
The stainless steel design enables marine applications.
The BEM-A series is underground soil pressure transducers with a pressure-sensing surface 80 mm in diameter. The strainless steel design enables marine applications.

Features

●Dual diaphragm design with the pressure medium sealed between the pressure-sensing surface and strain gagebonded diaphragm enables transmission of minute displacement through enlargement.
●Stainless steel construction

Products table

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BEM-A-50KP
50 kPa

Specifications

Performance
Rated Capacity 50 kPa
Nonlinearity Within ±2% RO
Hysteresis Within ±1% RO
Rated Output 0.25 mV/V or more
Environmental Characteristics
Safe Temperature -20 to 80ºC
Compensated Temperature -15 to 70ºC
Temperature Effect on Zero Within ±0.5% RO/ºC
Temperature Effect on Output Within ±0.1%/ºC
Electrical Characteristics
Safe Excitation 10 V AC or DC
Recommended Excitation 2 to 8 V AC or DC
Input Resistance 350 Ω ±1%
Output Resistance 350 Ω ±1%
Cable 4-conductor (0.5 mm2) chloroprene shielded cable, 8 mm diameter by 1 m long, bared at the tip
Mechanical Properties
Safe Overloads 120%
Weight Approx. 1 kg

Dimensions

BEM-A

BEM-A-100KP
100 kPa

Specifications

Performance
Rated Capacity 100 kPa
Nonlinearity Within ±2% RO
Hysteresis Within ±1% RO
Rated Output 0.5 mV/V or more
Environmental Characteristics
Safe Temperature -20 to 80ºC
Compensated Temperature -15 to 70ºC
Temperature Effect on Zero Within ±0.3% RO/ºC
Temperature Effect on Output Within ±0.1%/ºC
Electrical Characteristics
Safe Excitation 10 V AC or DC
Recommended Excitation 2 to 8 V AC or DC
Input Resistance 350 Ω ±1%
Output Resistance 350 Ω ±1%
Cable 4-conductor (0.5 mm2) chloroprene shielded cable, 8 mm diameter by 1 m long, bared at the tip
Mechanical Properties
Safe Overloads 120%
Weight Approx. 1 kg

Dimensions

BEM-A

BEM-A-200KP
200 kPa

Specifications

Performance
Rated Capacity 200 kPa
Nonlinearity Within ±2% RO
Hysteresis Within ±1% RO
Rated Output 1 mV/V or more
Environmental Characteristics
Safe Temperature -20 to 80ºC
Compensated Temperature -15 to 70ºC
Temperature Effect on Zero Within ±0.3% RO/ºC
Temperature Effect on Output Within ±0.1%/ºC
Electrical Characteristics
Safe Excitation 10 V AC or DC
Recommended Excitation 2 to 8 V AC or DC
Input Resistance 350 Ω ±1%
Output Resistance 350 Ω ±1%
Cable 4-conductor (0.5 mm2) chloroprene shielded cable, 8 mm diameter by 1 m long, bared at the tip
Mechanical Properties
Safe Overloads 120%
Weight Approx. 1 kg

Dimensions

BEM-A

BEM-A-500KP
500 kPa

Specifications

Performance
Rated Capacity 500 kPa
Nonlinearity Within ±1% RO
Hysteresis Within ±1% RO
Rated Output 1 mV/V or more
Environmental Characteristics
Safe Temperature -20 to 80ºC
Compensated Temperature -15 to 70ºC
Temperature Effect on Zero Within ±0.4% RO/ºC
Temperature Effect on Output Within ±0.2%/ºC
Electrical Characteristics
Safe Excitation 10 V AC or DC
Recommended Excitation 2 to 8 V AC or DC
Input Resistance 350 Ω ±1%
Output Resistance 350 Ω ±1%
Cable 4-conductor (0.5 mm2) chloroprene shielded cable, 8 mm diameter by 1 m long, bared at the tip
Mechanical Properties
Safe Overloads 120%
Weight Approx. 1 kg

Dimensions

BEM-A

BEM-A-1MP
1 MPa

Specifications

Performance
Rated Capacity 1 MPa
Nonlinearity Within 1% RO
Hysteresis Within ±1% RO
Rated Output 1 mV/V or more
Environmental Characteristics
Safe Temperature -20 to 80ºC
Compensated Temperature -15 to 70ºC
Temperature Effect on Zero Within ±0.2% RO/ºC
Temperature Effect on Output Within ±0.1%/ºC
Electrical Characteristics
Safe Excitation 10 V AC or DC
Recommended Excitation 2 to 8 V AC or DC
Input Resistance 350 Ω ±1%
Output Resistance 350 Ω ±1%
Cable 4-conductor (0.5 mm2) chloroprene shielded cable, 8 mm diameter by 1 m long, bared at the tip
Mechanical Properties
Safe Overloads 120%
Weight Approx. 1 kg

Dimensions

BEM-A

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To Ensure Safe Usage

Avoid installation onto a wall surface.

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