... certification, and have got ISO: 9001 certification.The outer casing of the panel meter,The base of the ... , and its vicat temperature is 130°C. The outer shell is made of ABS flame-retardant plastic, and its ... with the standard of IEC60068-2-6. frequency sweep range,10-55-10Hz. displacement amplitude, ±0.15mm, ±0.3mm ... meter, you can open the sealing, insert or outer the dial. As for the AC ammeter, as ...