QT-1000 Stopwatch Calibrator
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QT-1000 Stopwatch Calibrator
QT-1000 Stopwatch Calibrator
Main Features
l Designed and manufactured in accordance with national regulations for mechanical stopwatches, digital quartz stopwatches, electric stopwatches, and electronic millisecond meters
l A multifunctional, comprehensive automatic time calibration testing device
l Utilizes a highly stable quartz crystal oscillator as the time base
l Employs advanced FPGA technology and microcontroller integrated control for fast response and high output accuracy
l Clear LCD display interface and user-friendly operation
l Suitable for calibration of mechanical stopwatches, electronic stopwatches, pointer-type electric stopwatches, digital electric stopwatches, digital millisecond meters, and other timing instruments by metrology departments, factories, universities, and research institutions
l Dimensions: 255×100×255(mm); Weight: 3.2kg
Main Technical Specifications
Model | Main Technical Specifications | Dimensions (mm³) | Price (RMB) |
QT-1000 | Calibration of mechanical and electronic stopwatches Input range T0: 1s～9999s Accuracy: Better than ±(1×10⁻⁷×T0＋3ms) Calibration of pointer-type electric stopwatches Input range T0: Continuous 0.1s～9999s; Triggered 1s～9999s; Disconnected 0.1s～9999s Accuracy: Better than ±(1×10⁻⁷×T0＋0.1ms) Calibration of millisecond meters and digital electric stopwatches Input range T0: 0.1ms～1000s Accuracy: Better than ±(1×10⁻⁷×T0＋2μs) Crystal Oscillator Specifications Nominal frequency: 10 MHz Aging rate: ≤5×10⁻⁹/day Second stability: ≤1×10⁻¹⁰/s Accuracy: ≤1×10⁻⁷ Warm-up time: >12 hours Standard 10 MHz output; External 10 MHz frequency standard input available RS232 interface for computer connection, enabling automatic calibration testing via commands. This calibrator fully complies with the national regulations for mechanical stopwatches, digital quartz stopwatches, electric stopwatches, and electronic millisecond meters issued by the National Metrology Administration. | 255×100×255 | |
Stopwatch Fixture | Each fixture holds one stopwatch | 160×110×85 |
Suitable for Calibration of Instrument Types:
1. Various mechanical and electronic stopwatches,
2. 401, 405, 407, 408 pointer-type electric stopwatches,
3. Type 415, 417 digital electric stopwatches,
4. Type 411 millisecond meters,
5. Optional: 0.1 μS resolution instant-on/instant-off calibrator,
Detailed Technical Specifications
Mechanical and Electronic Stopwatches | Input Time Range | 1s～9999s | |
Accuracy | Better than ±(1×10⁻⁷×T0＋2ms) | ||
Pointer-Type Electric Stopwatches | Input Time Range | Continuous | 0.1s～9999s |
Triggered | 1s～9999s | ||
Disconnected | 0.1s～9999s | ||
Accuracy | ≤0.1ms | ||
Millisecond Meters and Digital Electric Stopwatches | Input Time Range | 0.1ms～1000s | |
Accuracy | Better than ±(1×10⁻⁷×T0＋2μs) | ||
Crystal Oscillator Specifications | Frequency | 10MHz | |
Aging Rate | ≤5×10⁻⁹/day | ||
Second Stability | ≤5×10⁻¹⁰/s | ||
Accuracy | ≤1×10⁻⁷ | ||
Warm-up Time | 12 hours | ||
Computer Interface | RS232 computer interface; all functions can be controlled via commands for testing and parameter settings. | ||
Power Supply | AC 100V~240V±10%, 50Hz±5% | ||
Chassis Dimensions | Portable | ||
Environmental Characteristics | Operating Temperature | -10℃～＋50℃ | |
Relative Humidity | ≤90% (40℃) | ||
Storage Temperature | -40℃～＋80℃ | ||
Optional | 0.1μS resolution time interval output module | Input time range: 0.1 μS ~999.9 μS, suitable for calibrating instant-on/instant-off instruments | |
Customization | Customized products available based on customer requirements | ||
| Industry Category | Measurement-Analysis-Instruments |
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| Product Category | |
| Brand: | SINE |
| Spec: | QT1000 |
| Stock: | 11 |
| Manufacturer: | |
| Origin: | China / Guangdong / Guangzhoushi |
