Dry contact means open or close contact without any current or voltage. Actually, I am not really know general hardwired motion detection output and how to connect a relay. Please provide details.. Thanks!!
Hi guys,
I am setting up a home security system by using a DDC controller. I have a camera and I want to use the DDC controller to control the direction of the camera. My controller outputs 0-10VDC. Do you guys know where I can find the camera base or electronic device that can able to...
Hi guys,
I am setting up a home security system by using a DDC controller. I have a camera and I want to use the DDC controller to control the direction of the camera. My controller outputs 0-10VDC. Do you guys know where I can find the camera base or electronic device that can able to...
Hi guys,
I am looking for a Cheap motion detector with dry contact output for my DDC controller. I found one in internet which cost $120. it is too expensive for me. Do you guys have any advise. Thanks!!
Hi guys,
I am looking for a Cheap motion detector with dry contact output for my DDC controller. I found one in internet which is costs $120. it is too expensive for me. Do you guys have any advise. Thanks!!
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