CI series counter features: 1) Two line 6 digital LED display, counting range up to 999999; 2) Counting speed is up to 10KCPS, suitable to high speed counting application; 3) NPN / PNP input selectable, selected by software menu; 4) Prescale coefficient value setting range 0.001 to 99.999, easy to transform input pulse to actual physical value, such as length, convenient to read directly; 5) Up to two alarm output (counting / length counting), and one batch counting output; 6) As timer, up to 9 timing mode for selection; 7) 5 different panel size for selection, biggest size up to 80Hx160Wmm, with large LED display; 8) Switching power supply 100-240V AC/DC, suitable to different power supply. 48*48mm, 48*96mm,72*72mm,can be choosed one product in one standard paper box.