Nortek 212iLW? 242iLW Installation & Programming Manual
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6-050700 X2 5212iLW & 242iLW Standalone KeypadInstallation & Programming Manual3. Keypad TamperingTo prevent tampering, a tamper switch can be installed in the singlegang box used for mounting the keypad. The tamper switch mustactivate if the keypad is removed from the box and must disconnectpower from the lock. The lock must be a fail-secure device, meaningthe lock remains locked when power is removed. In addition, oncethe tamper device is activated, it must be configured so that it canonly be reset from within the protected area. Only a Sentrol 3012 orSentrol 3025T tamper switch can be used. The diagrams on the nextpage show the suggested mounting location for each device.3.1 Tamper Power SupplyOur access system power supply is designed specifically for accesscontrol applications. It features a tamper circuit with a reset buttonmounted on the circuit board. Using the tamper switch as detailedand connected to the power supply tamper circuit, unauthorizedopening of the case or prying the unit off the wall triggers this tamperloop, thus preventing the lock from being released until the resetbutton is pressed.How to Order● Access power supply with tamper circuit in cabinet:Model PWR/TMPR12P; Order Number 0-291200 |
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