DC500 - Four Digit Counter for DES-700

Can also be used with other devices like PIR's or Beams. Requires POS, NEG & Loss of NEG to Trigger. Input voltage: 9-15Vdc, Max. display: 9999 (4 digits), Addition: push "+" to add 1, Subtraction: push "-" to subtract 1, Manual operation: yes, hold + or - for 1 sec., Reset: press reset button ('0000'), Monitor colour: red, Casing material: ABS, Current consumption: 48.7 mA , 10% (when '0000'), Standby current: 25mA max,