R. STAHL Series 8404C6 voltmeters are installed in Ex e type of protection enclosures. They provide measured values 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.
Voltmeters in various versions, for Ex e enclosures
Quicker comparison of measured values using externally adjustable red pointers on the device
Selection of different voltage measuring ranges between 0 and 500 V