BCD-E-70S
Concrete Surface Displacement Transducer
Summary
The BCD-E-70S is a surface displacement transducer developed for indoor testing of concrete loads.
Rated Capacity: 2.0% strain (Tensile side, 0 to 1.40 mm), 0.5% strain (0 to 0.35 mm)
Nonlinearity: Within ±3% RO
Measuring Force: Approx. 1.96 N
Rated Output: Approx. 2.5 mV/V
Features
• A dedicated mounting fixture and adhesive facilitate mounting on concrete surfaces.
• Screw fixing makes it reusable.
• Easy installation for applications to other than concrete
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BCD-E-70S
Concrete Surface Displacement Transducer
Specifications
Performance
| Rated Capacity | 2% tensile strain or less (0 to 1.40 mm) 0.5% compressive strain or less (0 to 0.35 mm) (With a gage mark distance of 70 mm) |
|---|---|
| Nonlinearity | Within ±3% RO |
| Hysteresis | Within ±3% RO |
| Rated Output | Approx. 2.5 mV/V (Approx. 5000 ×10-6 strain) (Based on 0.5% compressive strain as the origin, and a rated tensile load (Displacement) is applied.) |
Environmental Characteristics
| Safe Temperature | -20 to 70ºC |
|---|---|
| Compensated Temperature | -10 to 60ºC |
| Temperature Effect on Zero | Within ±0.1% RO/ºC |
| Temperature Effect on Output | Within ±0.1%/ºC |
Electrical Characteristics
| Safe Excitation | 10 V AC or DC |
|---|---|
| Input Resistance | 120 Ω ±10% |
| Output Resistance | 120 Ω ±10% |
| Cable | 4-conductor (0.08 mm2) ETFE cable, 4 mm diameter by 3 m long, bared at the tip |
Mechanical Properties
| Safe Overloads | 110% |
|---|---|
| Measuring Force | Approx. 1.96 N (For 2.0% tensile strain) |
| Weight | Approx. 15 g |
Dimensions
