iButton electronic key reader can be wired to TRIKDIS control panels SP131 and CG17. iButton key reader is used as a control keypad to Arm or Disarm the alarm system. Each iButton key has a unique number, which needs to be written into the control panel. This ensures security, as the system can be controlled only with keys that are paired to the system. This document will guide you on how to connect the iButton key reader to both security panels.