Carel pCO2 Series

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cod. Carel +030221826 rel. 2.0 dated 03/10/02
35
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Connection between boards in a pLAN network is carried out using an AWG20/22 shielded cable, made up of a twisted pair plus
shield. The boards are connected in parallel, with terminal J11 as the reference.
3D\$77(17,21WRWKHQHWZRUNSRODULW\: RX/TX+ on one board must be connected to RX/TX+ on the other boards; the
same is true for RX/TX-.
Fig. 5.4.1 shows a diagram of a number of boards connected in a pLAN network and powered by the same transformer (typical
application: a number of boards connected inside the same electrical panel).
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AWG 20/22
AWG 20/22
AWG 20/22
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Fig. 5.4.2 shows a diagram of a number of boards connected in a pLAN network and powered by different transformers (with
G0 not earthed). Typical application: a number of boards inside different electrical panels
AWG 20/22
AWG 20/22
AWG 20/22
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