Blood is also called as fluid connective tissue because it posses all the properties of connective tissue. 1  It connects various body parts with each other.  Forms packing around various body organs so called as packing tissue.
This signal monitor switch is used to upgrade any 3000 or 8000 series exit device. It gets mounted in the push-bar of the exit device on the hinge side. It can be used to operate signal lights, horns, monitors or other devices. This switch can be set to be normally open or normally closed.
In the multiplexed system the input node is activated by. the switch and sends a signal along the simple twisted. pair of wires called the network data bus to the master. control module. The master control module then interprets the correct. logic and continues the signal to the output node, which. activates the device.