Pen­du­lum
Hard­ness Tester

Sim­ple lab­o­ra­tory mea­sur­ing instru­ment for hard­ness mea­sure­ments in accor­dance with the König and Per­soz meth­ods described on the pre­vi­ous page.

• Auto­matic coun­ter with acous­tic sig­nal when the deflec­tion is below 3° (König) or 4° (Per­soz) respec­tively
• Reg­is­tra­tion of pen­du­lum deflec­tion by means of 2 light bar­ri­ers
• Dig­i­tal coun­ter
• Change­able from König to Per­soz by means of a third light bar­rier
• Selec­tor switch for dis­play in seconds or num­ber of oscil­la­tions

Comes com­plete with:
Pen­du­lum hard­ness tester; Pro­tec­tive cover; Cable release;
Glass plate; Spirit level; Main cable; Tools; Pen­du­lum

König Pen­du­lum

Per­soz Pen­du­lum

For Pre­ven­tive Main­te­nance see page 272.