GDS-50秒表检定仪是一 用的时间检定仪，供各级计量部门，工厂，院校及科研单位检定各种秒表、毫秒仪，机械秒表等，性能符合检定规程的要求。
技术指标：
1、 检定电子秒表和机械秒表：
在1－99999秒内可任意置数
准确度±（2＊10－7＊输出时段）秒±0.003秒
2、 检定电子毫秒仪（正负两组输出）
在1－99999秒内可任意置数， 小输出100微秒
准确度±（2＊10－7＊输出时段）秒±0.003秒
3、 检定电秒表（适合新规程JJG237-95）
在1－99999秒内可 任意置数
指针式准确度：电同步＜±0.6毫秒
数字式准确度：±（2＊10－7＊输出时段）秒±0.006秒
FEATURES
ply with national regulation ofcalibrating.
Auto time measuring device ofmulti-function and high synthesis
with time base of crystal oscillator ofhigh stability
With advanced FPGA technique and MCUintegration control, quick response.
LED display with clarity interface, easyoperation
suitable for metrological service, factory, academy and scientific researchinstitution to calibrate all kinds of timer instruments
Dimension: 255mm×100mm×380mm
Weight: 4.9kg
SPECIFICATIONS
| For mechanical watch and electronic watch calibrating | |||||||
| Input Range T0 | 1s-99999s | uracy | ＜±（1×10-7×T0＋3ms） | ||||
| For pointer watch calibrating | |||||||
| Input Range T0 | Continu: 0.1s-99999s | ||||||
| uracy | ＜±（Mains frequency uracy×T0＋0.6ms） | ||||||
| For millisecond watch and digital watch calibrating | |||||||
| Input Range T0 | 1×102μs ~1×109μs | uracy | ＜±（1×10-7×T0＋3μs） | ||||
| Crystal Oscillator | |||||||
| Nominal Frequency | 10MHz | Daily Aging Rate | ≤5×10-9/day | ||||
| Second Stability | ≤1×10-10/s | uracy | ≤1×10-7 | ||||
| Warm Up Time | 12 hours |
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Connection of the calibrator
