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i want to connect 2 p.i.r.s el100 to 1 zone in a galaxy control panel. the p .i.r.s have 8 circuits---1-tamper 2-nc 3-+V 4--v 5-relay 6-alarm 7-eol 8-dl there is a ik resistor between 2&5.&5&6 (2 ik resistors in total) the control panel is a galaxy g2-20,the p.i.r.s are mercury el 100.its...