HRAD19 Series
Nuclear Radiation Resistant LVDT
Features
- Radiation resistant dose 500k Gy
- High temperature resistance 200°C
- Range: ±1mm-±250mm
- Aviation connector
- Protection Rating: IEC IP-68
- Linearity: <±0.25% (FS)
Applications
- Nuclear fuel assembly poolside inspection
- Collimator positioning
- Nuclear-grade valve position feedback
- Nuclear Power
- Nuclear medicine
Abek Sensors introduces the HRAD 19 series of radiation-resistant LVDT displacement sensors, which are suitable for position measurement applications in the presence of nuclear radiation exposure, such as nuclear fuel assembly pool side inspection, nuclear-grade valve position feedback, superconducting proton accelerators, particle accelerator collimators, etc. The HRAD19 series is produced with special materials and processes, and can work normally at a total irradiation dose of 500k Gy, and the series can also work continuously and stably at a high temperature of 200°C.
The HRAD 19 series of position sensors are available in capacities from 1mm to 500 mm. It has the characteristics of high resolution, good repeatability, and low latency.
The HRAD19 series has a variety of specifications, in addition to the options already provided in the below table, it can also be customized according to the customer's requirements in many options, including interface specifications, cable outlets, joint types and many other mechanical requirements.
In order to facilitate the actual application of the customer, we also supply a variety of accessories to match the LVDT, the series of related mounting fixtures, signal processing equipment, cables and other accessories, please contact us for information.
Electric Specifications
| Parameters | Description |
| Input Voltage: | 1to12V AC,3.0 Vrms (nominal) |
| Input Frequency: | 400 to 10.0 kHz ,2.5kHz (nominal) |
| Linearity Error: | <±0.25% of FRO |
| Repeatability Error: | <0.01% of FSO |
| Hysteresis Error: | <0.01% of FSO |
| Operating Temperature: | -55℃ to +200℃ |
| Thermal Coefficient | -0.02%/°C (nominal) |
| Vibration: | 20g, 2 K Hz |
Dimensions
Wiring Connection
| Parameters | Model | HRAD19-00625 | HRAD19-001325 | HRAD19-0025 | HRAD19-005025 | HRAD19-010025 | HRAD19-015025 | HRAD19-020025 | HRAD19-025025 | HRAD19-030025 | HRAD19-040025 | HRAD19-050025 |
| Range | mm | ±3 | ±6.5 | ±12.5 | ±25 | ±50 | ±75 | ±100 | ±125 | ±150 | ±200 | ±250 |
| Body length "A" | mm | 68 | 82 | 148 | 187 | 277 | 346 | 411 | 474 | 501 | 626 | 804 |
| Core length "B" | mm | 32 | 42 | 87.7 | 87.7 | 134.5 | 157.4 | 157.4 | 157.4 | 157.4 | 178 | 241 |
| Core position "C" | mm | 39 | 38 | 67 | 93 | 106 | 135 | 159 | 278 | 266 | 285 | 388 |
| Sensitivity | mV/V/mm | 90 | 80 | 25 | 24 | 15 | 9.8 | 6.7 | 4.9 | 4.5 | 4.3 | 2.8 |
| Primary Impedance | Ω | ≥325 | ≥1400 | ≥1200 | ≥1250 | ≥2150 | ≥2150 | ≥420 | ≥600 | ≥600 | ≥775 | ≥620 |