Product features:
This product adopts fully automatic surface mount production technology, with strong anti-interference ability, multiple output functions and control functions. Through the switching of internal parameters and programs, it can achieve the switching between frequency/speed/counting and timing/timing.
·6-digit LED digital display, the brightness of the digital tube display can be adjusted through parameters.
·Multiple input signal types can be set through internal dip switches, including magnetic switch input, logic input, PNP input, NPN input, low-frequency input, and high-frequency input, suitable for various sensors.
·Equipped with functions of "upper and lower limit alarm", "delayed alarm", and "alarm delay reset", with LED alarm light indication.
·Supports RS485 and RS232 serial interfaces, using standard MODBUS RTU communication protocol.
·It has the function of setting the power on reset state of the instrument.
·Optoelectronic isolation technology is used between output, power supply, and communication.
·It has multiple external dimensions and styles for users to choose from.
·Panel touch sensitive button settings, parameter settings are permanently saved when powered off.

Product variety:
·NHR-2100 Timer
·NHR-2200 Timer
·NHR-2300 counter
·NHR-2400 frequency meter
·NHR-2400 tachometer