Digital Frequency Tacho Meter

Digital Frequency meter/Tacho RPM meter/Linespeed meter, user can convert the function freely via soft buttons.
Dual line Red LED display, 14.2 mm high.
Measuring range: up to 9999(4 digit) or 999999(6 digit).
Soft buttons, easily operate.

* Digital Frequency meter/Tacho RPM meter/Linespeed meter, user can convert the function freely via soft buttons.
* Dual line Red LED display, 14.2 mm high.
* Measuring range: up to 9999(4 digit) or 999999(6 digit).
* Soft buttons, easily operate.
* With High or Low Alarm output, or high and low alarm output.
* With or without analog output: 4-20mA DC.
* Measuring frequency is selectable: 0.11-1KHz / 0.11-10KHz (up to 50K Hz can be ordered)
* Decimal point,modulus and display unit can be set freely;
* Division modulus range: 0-9999, 0-999999.
* Multiplication modulus range: 0.001-9999,0.001-999999/
* Refresh time and zero-return time can be set within 0-9s.
* Power fail holing function, up to 10 years.
* With RS485 communication interface, Modbus RTU protocol.