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| Brand | Crystal |
|---|---|
| Origin | Denmark |
| Model | nVision Reference Recorder |
| Type | Pressure Calibrator |
| Calibration Target | Pressure Controllers |
| Design | Modular Architecture |
| Pressure Range | Up to 15000 psi (1000 bar, 100 MPa) |
| Accuracy (Differential Pressure) | ±0.025% of reading |
| Data Storage | 500,000 points |
| Sampling Rate | 10 readings per second per 2 modules |
| Environmental Rating | Submersible to 3 ft (≈0.9 m) |
| Operating Temperature Range | −20 °C to +50 °C |
| Thermal Compensation | Full accuracy compensation across −20 °C to +50 °C |
| Certification | A2LA-accredited calibration certificate with test data at five temperature points |
| Input/Output Capabilities | Gauge & absolute pressure, switch status, voltage, current, and temperature |
| Brand | Crystal |
|---|---|
| Origin | Denmark |
| Model | HPC40 Series |
| Pressure Range | Up to 15,000 psi (1000 bar / 100 MPa) |
| Accuracy | ±0.035% of reading |
| Operating Temperature Compensation | Full-range compensation from −20 °C to +50 °C |
| Functionality | Simultaneous pressure measurement & mA loop sourcing/sinking (0–24 mA), voltage measurement (0–30 VDC), temperature measurement via Pt100/Pt1000 (True Ohms mode) |
| Interface | Menu-free, direct-access button layout |
| Power Options | Rechargeable Li-ion battery with AC adapter |
| Design | Modular, field-serviceable architecture |
| Calibration Targets | Analog and digital pressure gauges, transmitters, switches, and I/P converters |
| Compliance | Designed for traceable calibration in accordance with ISO/IEC 17025, ASTM E74, and EN 837-1 |
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