nilan CTS602 HMI Installation Instructions Manual

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nilan CTS602 HMI Installation Instructions Manual Manual pdf 21 page image

Mounting of expansion PCB on CTS602 circuit boardIf you connect an expansion PCB to the CTS602 circuit board, you will be able to use user selection 2.Similar to user selection 1, user selection 2 allows you to override the functions of the unit via anexternal signal from a potential free contact.In addition, when activating user selection 2, the control system gives an output signal.User selection 2 has a higher priority than user selection 1. It can be used in the same manner as userselection 1.The expansion PCB also enables activation of external space heating. It includes an alarm output and ade-icing signal.1. Remove the shown bus cable on the expansion PCB. 2. Install the large of the supplied print card holders inthe 3 holes of expansion PCB.3. The expansion PCB must be connected to connectorCN9, and the caps must be mounted in the holes providedfor this on the CTS602 circuit board.4. Mount the expansion PCB on the CTS602 circuit board.5. Connect the wires as indicated on the electricaldiagram.ATTENTIONThe expansion PCB and the connections must be installed by an authorised electrician.VP18 M2 (English) BY NILAN21