Hello
Can i use the relay to signal contactor to turn on or off ?
Also can the relays work as a dry contact ?
How long wire can i use for tempreature sensor and for water level sensor ? Can it be 30 meters long ?
Thank you
Can i use the relay to signal contactor to turn on or off ?
Also can the relays work as a dry contact ?
How long wire can i use for tempreature sensor and for water level sensor ? Can it be 30 meters long ?
Thank you