SF2002
Stopwatch Calibrator
Stopwatch Calibrator
SF2002 is a high-precision stopwatch calibrator featuring a high-resolution crystal oscillator with an accuracy of up to 5×10⁻⁸. It offers quick response and easy operation, designed to calibrate various timer instruments such as mechanical stopwatches, electronic stopwatches, pointer electronic stopwatches, and digital electronic stopwatches. Equipped with an LCD display, it ensures reliable performance for verifying time-measuring devices, making it suitable for multiple professional settings.
Applications
Metrological Services
Used to calibrate stopwatches and timers to meet standard accuracy requirements, ensuring the reliability of time measurements.
Factories
Verifies the precision of timing devices used in production processes, maintaining consistency in manufacturing operations.
Academies and Research Institutions
Supports experiments and research that require accurate timing, providing calibrated tools for time-sensitive studies.
Sports Events
Ensures the accuracy of stopwatches used in competitions, guaranteeing fair results in timing-based sports.
Laboratories
Calibrates timers for scientific tests and experiments, where precise time measurement is critical for valid data collection.
Various type electronic stopwatches, such as 405, 407, 408, 415 types can be calibrated by SF2002 Stopwatch Calibrator.
Mechanical and electronic stopwatches can be calibrated up to 99999s.
SF2002 adopts high resolution crystal oscillator with accuracy up to 5×10-8, which can ensure the stability during long time stopwatch calibration.
calibration certificate
| Mechanical stopwatch and electronic stopwatch | |
| Input Range | T0:1s~99999s |
| Accuracy | <±(1×10-7×T0+3ms) |
| Pointer electronic stopwatch | |
| Input Range | T0:0.1s~99999s(Continous, Trigger and Pause) |
| Accuracy | <±(Mains frequency accuracy×T0+0.6ms) |
| Digital electronic stopwatch | |
| Input Range | T0:0.1ms~9999.9s |
| Accuracy | <±(1×10-7×T0+3μs) |
| Crystal Oscillator | |
| Nominal Frequency | 10MHz |
| Daily Aging Rate | ≤5×10-9/day |
| Second Stability | ≤5×10-11/s |
| Accuracy | ≤5×10-8 |
| Warm up Time | >2 hours |
| General Characteristics | |
| Power | 220(1±10%)V, 50(1±5%)Hz, <20VA |
| Display | LCD |
| Dimension | 390×255×105mm |
| Weight | 3.7kg |
Power Cord
Dual Banana Plug test lead
BNC Banana Test Lead
CD
