Title: INS179-4_LOW_(Premier_8XP)_2.pdf
Remove each screw cap by inserting a flat bladed screwdriver into the slot and turning anti-clockwise, excessive force is NOT required. Remove both of the cover screws and put them in a safe place along with the screw caps. Gently pull the cover away from the base applying slight pressure to the sides at the top of the expander if required. The front cover should now be off.Mount the expander using at least two appropriate countersunk screws (no larger than No. 8). A keyhole slot has been provided to assist mounting and aid levelling.WiringIt is strongly recommended that the system is completely powered down (mains and battery) before wiring an expander. Connect the expander to the control panel using 4-core cable as follows:ExpanderControl PanelDescription+++12V Supply0V SupplyTTTransmit DataRRReceive Data