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無線モデム DECODE PRM4のPDF ユーザーマニュアルをオンラインで閲覧またはダウンロードできます。DECODE PRM4 20 ページ。 868mhz

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(1) By altering the J7 jumper state it is possible to change the function of this pit to the power
supply input.
(2) On some devices with RS485/422 connection, the signals have been denoted as A and B. In
that case, the A signals should be connected to the + signals of the modem. Vice verse, the B
signals should be connected to the – signals of the modem.
Radio modem PRM4 868MHz /User's manual V1.6 / 24.05.2011
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