... reset* Dimensions: 48X48mm , 72X72mm , 48X96mm* Application: can be used with photoelectric sensor, proximity switch, and rotary encoder in the fields ... output; optional control output: N, F, C, R* Counter speed: 30Hz/300Hz/1000Hz/5000Hz,selectable by software* Modulus:0.00000 ... TO CONTACT US!IBEST ELECTRICAL CO.,LTD IBEST CRN Series , Various Dimension , Preset Counter Use With Sensor or Encoder