If you cannot ground the power supply, then you must ground the keypad housing. Wire the transorb in parallel with the lock power terminals.Īlso, to avoid ESD (electro-static discharge) from interfering with the operation of the keypad, ground the negative terminal of the keypad to earth ground. To prevent electrical kick back voltage from damaging the keypad, when using an electrical locking device, you MUST install the transorb as close as possible to the lock. Also, the voltage selection jumper on the main circuit board is no longer required. It is also possible to control the red and green chip LED’s externally, with an alarm panel for example, by using connector J1. Nice improves the quality of life by simplifying everyday movements: functional products with an exciting design that permit people to enter and leave their home or business in complete freedom, with the utmost comfort, and thus enjoy their living spaces to the full. In addition, each keypad uses hardened keys to assure long-term, high-quality performance. The electronics for each keypad are conformal coated in the manufacturing process in order to provide this level of application flexibility. is the best online shopping platform where you can buy IEI Door Gard Model 212I Indoor Flush Mount Digital Keypad from renowned brand(s). The LED’s changed to surface mount chip LED’s mounted on bottom of the circuit board which eliminates the need for the wire harnesses. Nice is an industry leader of home automation solutions. The 212iLW and 242iLW style keypads are designed for both indoor and outdoor flush mount applications. This product was re-designed using a new manufacturing technology, which changed the physical appearance of the keypad electronics. Nices Technical Services Department provides telephone support for our expanding product line.
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