FM 91

1 Phase Frequency Meter

Dimension (HxWxD) mm 96x96x40
Panel Cutout (mm) 92×92
Display Size 0.8 inch (20 mm)
Display Type 7 Segment LED, 3 Digit
Measuring Range 40 to 65 Hz (50 to 500 V AC)
Accuracy Class 1.0
Power Supply 230V AC ± 10%, 50Hz