Home / Products / Advanced Panel Meters / Voltage, Frequency & Current MetersVoltage, Frequency & Current MetersApplication Current Flow Frequency Power Temperature Voltage Input 0 - 10,000A via CT 0 - 10,000KA via CT 0 - 10V DC 0 - 1V DC 0 - 200uA 0 - 300V AC 0 - 400Hz 0 - 50mA 0 - 50mA DC 0 - 5A Direct 0 - 600V AC 0 - 600V DC/AC (+/-) 2 - 400Hz 50 - 60Hz 0.001 – 60KHz (NPN, PNP or Push-Pull) Amp Meter A digital amp meter for measuring direct AC & DC current up to 5A CT Meter A CT amp meter for measuring AC current with an external CT Frequency Meter A specialized frequency meter for measuring frequency and speed Micro Meter A specialized micro amp meter for measuring DC current in microamps Shunt Meter An shunt amp meter for measuring DC current with an external shunt Volt Meter A digital volt meter for measuring mains voltage