[PDF] API 500 Standard

api 500 API Audio 500 Series Components 15 API Audio 512v Preamp API Audio 512v Preamp 8 In stock In stock This product is in stock and can be shipped immediately.. 500 series micinstrument preamp based on the 512c with added variable output level control and 3:1 output transformer tap selection.

api288 login, API RP 500 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Division I.