一、概述

GDS-5B 型秒表检定仪是一种多功能，综合性的时间检定自动测试装置，它能对机械秒表、电子秒表进行进行检定。本仪器采用高稳定度石英晶体振荡器作为时间基准，用AVR 单片机和TTL 集成电路为主要元件，大屏LCD显示，旋转编码开关操作，满足JJG237-2010《秒表检定规程》的要求，是一种较理想和实用的秒表检定仪。

二、技术指标

1. 测量范围

1ms------99999.9s

2. 测量误差

秒表：± 3ms

3. 晶体振荡器

准确度：±5×10-7/日

三、工作条件

环境温度：0~40℃ 相对湿度：<80%

 

 

 

 

 

 

 

FEATURES

Comply with national regulation of calibrating.

Auto time measuring device of multi-function and high synthesis

with time base of crystal oscillator of high stability

With advanced FPGA technique and MCU integration control, quick response.

LED display with clarity interface, easy operation

suitable for metrological service, factory, academy and scientific research institution to calibrate all kinds of timer instruments

Dimension: 255mm×100mm×380mm

Weight: 4.9kg 

SPECIFICATIONS 

For mechanical stopwatch and electronic stopwatch calibrating
Input Range T0	1s-99999s		Accuracy		＜±（1×10-7×T0＋3ms）
For pointer stopwatch calibrating
Input Range T0	Continuous: 0.1s-99999s Trigger: 1s-99999s Pause: 0.1s-99999s
Accuracy	＜±（Mains frequency accuracy×T0＋0.6ms）
For millisecond stopwatch and digital stopwatch calibrating
Input Range T0	1×102μs ~1×109μs			Accuracy		＜±（1×10-7×T0＋3μs）
Crystal Oscillator
Nominal Frequency		5MHz	Daily Aging Rate				≤5×10-9/day
Second Stability		≤1×10-10/s	Accuracy				≤1×10-7
Warm Up Time		12 hours

Connection of the calibrator