MAIN CHARACTERISTICS range of product ZELIO COUNT product or component type TOTALISING COUNTER display type LCD size 24 X 48 MM display digits 8 DIGITS 4 MM maximum counting frequency 30 HZ reset MANUAL counting capacity 0..9 999 999 battery type LITHIUM technology type ELECTRONIC COMPLEMETARY CHARACTERISTICS backup time 7 YEARS counting mode ADDING INPUT RESISTANCE 0.05 KOHM input function COUNTING input type TRANSISTOR NPN