Xantech 291-80 دليل المستخدم

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IR Receivers & Modems
PWR OUT
INSTALLATION INSTRUCTIONS
291-80
CFL FRIENDLY INFRARED RECEIVER
The 291-80 is a small shelf-top infrared repeater assembly. It is a CFL (compact fluorescent light) friendly
version of the 291 Hidden Link series. It is specifically designed to have great immunity to CFL type infrared
interference and to have exceptional IR reception range. In addition, the 291-80 will operate in direct
sunlight!
The 291-80 is equipped with a 7-foot cable and 3.5
291-80 IR Receive

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IR RCVR 780-10 J-BOX RECEIVER XANTECH CORPORATION SYLMAR, CA 91342 PWR OUT VGS 4. If you have products in the same IR system that have different IR carrier frequencies, you will have to adjust the 291-80 to a midway position. For example, some products may operate at 38 kHz and others at 56 kHz. In this case, set the adjustment to approximately 47 kHz, a midway position just to the right of the 48 kHz marking in Fig. 2. NOTE: Some products are more tolerant of compromised frequency settings

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IR Receivers & Modems TROUBLE SHOOTING 1. The 291-80 has been designed to have high rejection of many sources of interference, such as the following: • Compact Fluorescent, Neon or Halogen lights, Neon Art, and light dimmers. • Direct or reflected sunlight. • Infrared security sensors (active types). • RF radiation from TV sets that may be close to the 291-80 IR Receiver. However, in the presence of extremely intense interference from such sources, you may experience a reduction in range betwee

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3. The 291-80 (or other Xantech CFL friendly IR receivers) do not have improved operation over the standard Xantech IR Receivers in the presence of magnetically ballasted (60 Hz) fluorescent lighting. You may choose to use the CFL friendly units in most applications anyway, since they will have superior rejection to other types of IR interference that may exist in the same installation. 4. The 291-80 will not operate in 2-wire Phantom Power mode. SPECIFICATIONS • IR modulation frequency bandwidt