Thumb switch setting alarm value, 4 control mode: U-U, U-d, d-U, d-d.
The frequency/tacho/linespeed measuring function selected by software.
Input/output optoelectronic isolation,high anti-interference.
The display refreshing rate can be set accoding to customer’s viewing habits.
Frequency range of the input pulse is settable.
High accuracy, decimal point is optional for float or fixed display.