Siemens SWT 3000 Equipment Manual page 323

[dwifcadd-051011-01.tif, 1, en_US]
Figure 8-6
Table 8-1
Switch Function
S2.1 IFC slot address selection
S2.2 IFC slot address selection
S2.3 PU3 or PU4 selection
S2.4 Not connected
IFC slot address is configured by changing the state of DIL switches, and it is independent of the position
where it is located. The 4 slot addresses are mapped into different switching states.
Table 8-2
Selection
IFC-1
IFC-2
IFC-3
IFC-4
IFC modules can be used as spare in actual SWT 3000 with the PU3 module.
Table 8-3
Selection
PU3
PU4
The function of address decoder in IFC module is adapted as follows:
•
Input
– Input signals from DIP switches, which indicate the slot address of IFC module
– Input signals from PU4CON (PU4 controller), which specify the required slot address for accessing
IFC module
•
Process
Compare the required slot address with local address to see if it is matched.
•
Output
Output signals to IFCPIC (IFC controller) to indicate if the slot is selected.
Smart Communication, SWT 3000 Teleprotection, Equipment Manual
C53000-G6040-C605-1, Edition 03.2020
IFC Addressing Used for SWT 3000
Function of S2 Switch
IFC Slot Address
S2.1 Position
Open = up position = OFF
Close = down position = ON
Open = up position = OFF
Close = down position = ON
PU3 or PU4 Selection
Interface Command Module
8.1 General Information
S2.2 Position
Open = up position = OFF
Open = up position = OFF
Close = down position = ON
Close = down position = ON
S2.3 Position
Close = down position = ON
Open = up position = OFF
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