... 2 digitAmp: ±0.2% F.S±2 digitPower: ±0.2% F.S±2 digitPower factor: ±0.3% F.S±2 digitFrequency: ±0.3% F.S±2 digit ... manufacture thousands of different models of products, including Temperature Controller, Digital Adjustor,thermocouple (TC and RTD), Panel Meter, ... , Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter,Timer,Timer Relay, Solid State Relay, Proximity Sensor, ,Pressure sensor ,load ...