Q144-HZC Frequency meter From Shanghai ZiYi Marine Instrument Co, Ltd

Function of the Q144-HZC Frequency meter：

Measuring frequency

Features of the Q144-HZC Frequencymeter:

Accuracy: 1.5

Ambient temperature range: -25% C to +55

Housing protection: IP42/52

Vibration strength 07g

Dial: Black scale on white background. Redscale mark for setting value as requested

Installation: Secured by two diagonalbrackets

Note:outline and mounting diagram same as ammeter andvoltmeter Ac

Measuring Range of theQ144-HZC Frequency meter:

Measuring Range:45-55Hz,40-60Hz48-52Hz,55-65Hz350-450H2,380-420Hz,380-480Hz

Operation voltage: 100V, 220V, 380V, 400V,440V