Advanced MxPro4 Series Manual - Halaman 4

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2 Fault Indication

Any open circuit condition between the 'FAULT I/P' terminals will result in the panel indicating a 'Sounder Open

Circuit' fault. When the 'FAULT I/P' terminals are connected to the PSU's 'Fault' relay, the panel will indicate a

'Sounder Open Circuit' fault should the PSU develop any fault.

Normal sounder circuit open circuit and short circuit monitoring is applicable on the boosted sounder output

circuit.