... input , products counting , batch counting , alarm presets and stable performance CT Series digital Preset counter / timer with encorder Process counter, Counter ... -voltage input.Voltage Input: input impedance is 5.4 KΩ, H is 5-30VDC, L is 0-2VDNon-voltage input: short ... /20/100/200/500/1000/2000/5000msSSR capacityMax.30VDC, 100mA CT Series digital Preset counter / timer with encorder