Smartcontroller offers the SMART series Single phase Frequency Meter which adopts alternating current sampling techniques. This enables it to measure frequency in the grid with high accuracy, good sensitivity and excellent resistance to vibrations.

TECHNICAL DATA

Measurement:

Accuracy Class: Class 0.5

Voltage input: AC220V

Overload：Continuous：1.2times，Instantaneous: Voltage 2 times/1seconds

Auxiliary power supply: AC220V

Display Range: 0.000 – 9999

Overload: Continuous 1.2 times

Instantaneous: Current 10times / 5seconds

Nominal Input: AC Current 1A, 5A

Power Consumption: Less than 2VA

Isolation voltage: Between power supply/input/output 2kV/1min

CT ratio: 0001-9999

PT ratio: 0001-9999

Dielectric Strength: 2kV/1min

Frequency: 45-65 Hz

Environment:

Working Temperature: -10 ~ 55 Degree Celsius

Storage Temperature: -25 ~ 70 Degree Celsius

Relative Humidity is less than 93%, no corrosive gas

Elevation: Less than 2500m

Electromagnetic Compatibility:

ESD (Electro – Static Discharge): Level 4

Electrical fast transient burst: Level 4