Amperometric changeover switch 4 position for digital or analogue amperometers
Changeover switch 2 positions + zero central
Changeover switch 2 poles - 2 positions + zero central
Changeover switch 1 pole - 4 positions + zero central
Voltmetric changeover switch 4 position for digital or analogue voltmeter
Voltmetric changeover switch 7 position for digital or analogue voltmeter
