... Counter,digital timer, digital counter, pulse input , products counting , batch counting , alarm presets and stable performance CT Series digital Preset counter / timer with encorder Process counter, Counter, digital timer, digital counter ... , L is 0-2VDNon-voltage input: short circuit impedance is max. 1 KΩ, residual voltage ... .30VDC, 100mA CT Series digital Preset counter / timer with encorder