德国Motrona编码器DX020: Panel Tachometer and Frequency Counter
Simple low-cost panel tachometer with dimensions 48 x 24 mm (1.89 x 0.945’’)and LED size of 8 mm (0.315’’)
Power supply 10 – 30 VDC, Impulse input for max. 60 kHz
Suitable for display of RPM, frequency, speed and cycle rate in a range from 0 to 999 999 engineering units
Programmable full scale display at any input frequency
Easy to set up by two front keys and menu support
Add-on frame for 50 x 25 mm panel cut-out (1.969 x 0.984’’)