標準號：IS 8197-1976
發布日期：1977/1/1 12:00:00
實施日期：1999/12/31 12:00:00
適用范圍：1.1 This standard prescribes the terminal markings intended for use with the following instruments:a) Direct acting indicating electrical measuring instruments and their accessories,b) Direct acting recording electrical measuring instruments and their accessories,c) Indirect acting electrical measuring instruments,d) Standard cells,e) Direct current potentiometers,f) Direct current resistive volt ratio boxes,g) Laboratory direct current resistors,h) Direct current bridges for measuring resistance,j) Inductive voltage dividers, andk) Electrical measuring transducers.1.1.1 They may also be applied to other electrical measuring instruments provided that there can be no danger of confusion with conflicting markings carried out in accordance with a different system.1.2 Unless otherwise agreed between the manufacturer and the user, these markings do not apply to:a) energy meters,b) maximum demand indicators,c) electronic measuring instruments, andd) instrument transformers.