UMA dual ammeter/voltmeters are rugged and reliable instruments for measuring the current within the aircraft's electrical system. or easy of installation, UMA Amp meters use an external shunt to make current measurements.
This 2-1/4 inch instrument(EDMO# 15-200-100)is 2-1/4 inch, has a black & white dial with post terminal, measures 0-100A and 0-30V, has a moving coil movement, and 1C4 shunt.
规格：
Mounting Hole:
2-1/4 in
Operation Principle:
Moving coil
Shunt:
1C4 100A (50 mV)
Range:
0-100 amp/0-30 volt
特征：
2-1/4 inch ammeters are available in either air-core movement or moving coil types
1-1/4 inch ammeters use air-core movement
Optional Opti-Alert system available for 2-1/4 inch instruments
Color marking and internal lighting are also available
