23Terminal Alarm connectionWhen a signal is supplied to the alarm input terminals recording and displaying of camera images will be performed accordingto the settings.When an alarm device such as a buzzer, a lamp, etc., is installed outside, connect them to the alarm output terminals (pin nos.9 - 12, pin nos. 23 - 25) or to the alarm output terminals (pin nos. 1 - 9) of the ALARM/CONTROL terminal.Alarming devicesRelay, etc.Alarming devicesInstall according toyour needs.Relay, etc.(GND)Sensor Security doorswitch(Alarm input 16)(Alarm input 1)o!3!3 o!4@2q(Alarm output 1)(Alarm output 16)(Signal ground)(Signal ground)Install according toyour needs.ALARMALARM/CONTROLTime and polarities of the ALARM/CONTROL terminal and the ALARM terminalAlarm inputAlarm outputNetwork error outputAlarm reset inputEmergency recording inputAlarm output for available disk space ofthe copy/event recording areaHDD error outputCamera error outputError outputOutage processing end outputTime adjustment I/OAlarm suspend inputOutage detection inputExternal recording mode changeoverActive time100 ms or moreThe set time on the SETUP MENUUntil the network error is cleared, or until the ALARMRESET button on the operation window is clicked.100 ms or more100 ms or moreWhile the size of the available disk space is lessthan the set sizeFrom the time of the error occurrence until thesounding buzzer is resetFrom the time of the error occurrence until thesounding buzzer or the camera is resetFrom the time of the error occurrence until thesounding buzzer is reset1 s or moreInput: 100 ms or moreOutput: 1 s100 ms or more5 s or more100 ms or moreNoteN.O.: L activeN.C.: H activeL activeL activeL activeL activeL activeL activeL activeL activeH activeL activeL active, judged by levelL activeL active