R.STAHL AMMETER SERIES 8403C6 Moving iron ammeter For transducer Ammeter R. STAHL Series 8403C6 ammeters are installed in Ex e type of protection enclosures. They provide measured values for circuits which can be quickly compared with the desired values via a red pointer affixed on the outside. The devices work with a moving iron movement with accuracy class 2.5. Ammeters in various versions, for Ex e enclosures Quicker comparison of measured values using externally adjustable red pointers on the device On models with CT connection (1 A, 5 A), easy and quick measuring range assignment via retractable scale platekel