User manual LIFT-MASTER GROUND ROD INSTALLATION

[. . . ] E A R T H G R O U N D R O D I N S TA L L AT I O N Proper grounding gives an electrical charge, such as from an electrical static discharge or a near lightning strike, a path from which to dissipate its energy safely into the earth. [. . . ] If you should cut the ground wire too short, break it, or destroy its integrity, replace it with a single wire length. The earth ground rod must be located within 3 feet from the equipment being grounded. to equipment to be grounded 12 Gauge Wire For the correct depth, consult the local code Warning: Not responsible for improper installation or failure to comply with all necessary local building codes. Chamberlain Elite Phone System 1 2 3 (NOT equipped with a5 built-in surge suppressor board) 6 4 7 ERASE EXIT PROGRAM 8 0 9 ENTER HELP Q SHIFT W A Z S E D X R F C T G V Y H B U J N I K M O L P SPACE BAR ' BACK SPACE 15 Pin Input/Output Connector Black White 12 Gauge Wire Chassis Ground Protected Side 12 VAC GREEN: CHASSIS GROUND POWER WHITE: 12 VAC BLACK: Transformer Unprotected Side Refer to Earth Ground Rod Installation OUT IN POWER INPUT RS 485 WIRING It is important that the chassis grounds on the suppressor, RS 485 device and Entry Phone system are properly grounded. (Refer to Earth Ground Rod Installation. ) 1 Install surge suppressor module within 5 ft of Phone equipment to be protected. side black and white wire terminals of the surge suppressor IN 2 Connect the module to the power input of the Phone equipment to be protected. (Polarity does not matter) side of the surge suppressor module to the transformer screw 3 Connect the OUT terminals. (Polarity does not matter) Note: Center terminal is not used. 4 Connect the green "Chassis Ground" of the surge suppressor module to the earth ground rod. 5 Connect the chassis ground of the equipment to the earth ground rod. (Refer to earth ground rod installation for details) Typical RS 485 Device Transformer Unprotected Side POWER Protected Side 12 VAC WHITE: 12 VAC BLACK: GREEN: CHASSIS GROUND OUT IN 12 Gauge Wire OFF ON TERMINATE RS-485 GND (+) (­) COMM POWER INPUT STRIKE RELAY Chassis Ground NC RF INPUT COM NO DISARM RELAY NC EXIT SWITCH COM NO D4 DEVICE ID NUMBER GREEN D7 RED D3 YELLOW 100'S 10'S 1'S Refer to Earth Ground Rod Installation POWER INPUT SURGE SUPPRESSOR MODULE (Low Voltage 12 VAC) This power input surge suppressor module is specifically designed to prevent damage caused by near-lightning strike or electrostatic discharge on a power input port. [. . . ] All Rights Reserved 114A2918 845 Larch Avenue Elmhurst, Illinois 60126 ® TM www. chamberlain. com [. . . ]