6.2.3 Dip switch SW1-9
The DIP Switch SW1-9 is located on every UPS cabinet. With this switch it is possible to determine the
“position of the cabinet” in a Multi-Cabinet Chain. Define each PowerWave 33 S3 - Cabinet in a Multi-
Cabinet Chain as:
1. The “First”,
2. The “Middle” (there may be more than one) and
3. The “Last”
Cabinet in the Multi-Cabinet Chain by setting the DIP Switch SW1-9 on each cabinet according to the
Table below:
SWITCH SW1-9
1
ST
UPS Other UPS Last UPS Single UPS
1 ON OFF ON ON
2 ON OFF ON ON
3 ON
OFF
ON ON
4 ON
OFF
ON ON
5
OFF OFF OFF OFF
6
OFF OFF
ON ON
7 ON OFF OFF ON
8 ON OFF ON ON
9 ON
OFF
ON ON
6.2.4 Multidrop Master/Slave configuration - Dip switch SW2
To correctly implement the Multidrop feature, the following operation must be carried out on the
installation:
• Set the customer interface board in the master frame as “Master”
• Set all remaining board/s present in the parallel system as “Slave”
• Connect the “Multidrop” cable/s between the different frames in the parallel system
• Set the SW2 DIP switches of each unit, according to the tables here below.
Single UPS:
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