1、Time display

2012 model using three digital tube display, the maximum time of up to 999 s; the minimum time 0.1 s.

 (new style）  （old style）

2、Preset time    

2012 model withstand voltage testers  preset time with buttons, and the old one with dial preset;

(new style)    (old style)

3、Time counting mode

  When 2012 style time is set to 0, test adopts counting way; If not set to 0, then adopt the way of countdown ；

  If the timing of the old style does not open, not time；

4、Parameter setting

  Press down preset button,preset potentiometer

5、PLC interface

   2012 style PLC itnerface output signals of withstand voltage tester are all contact signal；output signal stable,easy capture ；Pass signal ,not east capture,is pulse signal in the PLC signal outputted by withstand voltage tester.