This document applies to all devices used for butt fusion of plastic pipes and fittings. The calibration involves the operation of the welding equipment. Additionally, national safety regulations shall be observed. The pressure gauge shall be calibrated. The accuracy of the pressure gauge shall be 1 % of full scale.
ANSI/IEEE Radio Interference: Methods of Measurement of Conducted Interference Output to the Power Line from FM and Television Broadcast Receivers in the Range of 300 kHz to 25 MHz