Emerson Network Power NetSure 701 A41-S1 Panduan Pengguna - Halaman 20
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Halaman Cetak
12
Chapter 2 Installation Instruction
2.4.5 Connecting Signal Cables
There are two user interface board of the power system can optional, respectively the W2453X1 user interface board
and IB2 user interface board. The W2453X1 user interface board is used together with the M221S monitoring unit or
M222S monitoring unit only; and the IB2 user interface board is used together with the M820B monitoring unit only.
W2453X1 user interface board cable connection
Take the NetSure 501 A41 power supply system as an example, the position of the user connector board (W2453X1)
is shown in Figure 2-15.
At most two user connector boards are allowed in the power supply system. Standard cabinet is only configured with
one user connector board.
With one user connector board configured, the power supply system provides three external digital signal input
interfaces: DI2, DI3, DI4 (DI1 is used for DC SPD alarm. If no DC SPD is configured in the power supply system, DI1
is available) and four dry contact alarm output interfaces: DO1, DO2, DO3, DO4. With two user connector boards
configured, the power supply system provides additional four dry contact alarm output interfaces: DO5, DO6, DO7,
and DO8.
NetSure 701 A41, NetSure 501 A41, NetSure 501 A91 Subrack Power system User Manual
Figure 2-15 W2453X1 user interface board Illustration