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