SENSOR HUB USING HORN ALARM FOR I/O
arvinarce09
Good day SERVERSCHECK,
Can i ask a question how i can use horn or bell in dry contact at sensor hub ?
what should i use ? input or output ?
senario:
temperature are high and i want to blow a horn when the temperature sensor are warning or down state. and the horn will be turn off when the temperature come back to normal.(same in humidity sensor and water leak)
Thank you,
Can i ask a question how i can use horn or bell in dry contact at sensor hub ?
what should i use ? input or output ?
senario:
temperature are high and i want to blow a horn when the temperature sensor are warning or down state. and the horn will be turn off when the temperature come back to normal.(same in humidity sensor and water leak)
Thank you,
Comments
This was my set up using 12Vdc Siren
+12V to COM (relay)
NO(relay) to positive wire of siren
GND to negative wire of siren