SD 50-500 Spring tester

Product Name:SD 50-500 Spring tester SD Series digital spring tester, is a special instrument widely used in such industries, push& pull test, the spring extension/compression test,and so on fields for testing push /pull ,extension/compression in a allowed capacity.
Product Trait: 1.Peak holding and auto-releasing function: Catching and holding the peak value in test,showing it on display for 1-10 seconds, then releasing the value and being ready for the next peak; 2.Comparing function: Initial input of the tolerance limit(Max/Min)enables the device to judge the measured result as Go(Green pilot lamp)/NG(Red pilot lamp); 3.Automatic power off function: Power off time(1-60minutes) can be set by yourself; 4.Memory function: Memory 10 testing data, and calculate the average; 5.RS-232C output: The output provides communication connector; 6.Inside printer: Printing 10 groups of tested data,