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FCC 15.21: IMPORTANT: Any changes to or modifications of KeyDetector DUO unless expressly approved by SKIDATA AG, may void the user's authority to operate this device. FCC only: the DC cable or combined DC/interface cable must be fitted with a ferrite element of type “Würth 74271131” near the lo- cation where the cable connects to the KeyDetector (see image;...
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KeyDetector DUO KD DUO KeyDetector DUO is the standard interface module for SKIDATA’s keymotion technology. As such it constitutes a connecting link interfacing keycard and Swatch Access data carriers with higher systems and applications. Proximity 122 kHz and 13 MHz transmission technology.
All cables must be fed in vertically to prevent water from leaking in. Adjust cable feed as needed. Note that fixing screws are not included in delivery Figure 3 Cable hole Fixing screw Cable feed hole (desktop version) Break-out for mounting Snap-in latch Copyright by SKIDATA AG 2004...
Power supply voltage TxD/A KeyD: Data out KD Figure 7 TxD/B KeyD: Data in KD Power Ground LEDs red/green/orange Connector for external antenna beeper Connector “power/data 2” Connector “power/data 1” Copyright by SKIDATA AG 2004...
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(use connector JST-PHR-5 or JST-08KR) Power supply Pin # Signal Function Power Ground Host RS232: Receive Data KD DUO RS232: Transmit Data KD DUO Power supply, 9 to 12 VDC Signal in / out e.g. Door opener e.g. button Copyright by SKIDATA AG 2004...
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... Thus the external antenna must not be placed between the external antenna and a data carrier, data near electrical devices. Also metal surfaces placed transmission will be impossible at all in most cases. Copyright by SKIDATA AG 2004...
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