... waves 3 alarm,optical isolation Range:0.01Hz--100KHz(max 100KHz) Accuracy: 0.01Hz Analog Pulse Meter/Frequency Meter/Hz Meter(FA) Features:1 ... Adjustor,thermocouple (TC and RTD), Panel Meter, Sensor Meter, inductor, Power Meter, Coulometer, Voltage Meter, Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter,Timer,Timer Relay, Solid State ...