* sensing type: counter for access control system 97-160
* applications: garage door, entrance, supermarket, restaurant, warehouse, more.
o one 4-digit counter.
o one cable (10m) to connect the speaker output to the input of the 4-digit counter.
o one mounting bracket (black finish) and mounting screws.
* 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 color: red.
* casing material: ABS.
* current consumption: 48.7 mA. ±10% (when '0000').
* standby current: 25mA max..
* light source: IR LED.
* ambient temperature: -20°C~45°°C (-4°F~122°F).
* response time of speaker: chime: 1 sec - - alarm: 30sec (adjustable).
* external chime output: NPN output.
* speaker output: chime/off/alarm (selected by slide switch).
* included : mounting bracket, screw and cable (10m) with twin plugs.