L3016
1SDH000559R0002
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ABB SACE
SACE PR021/K
5.9. SACE PR021/K with SACE PR222DS unit
To work with the PR021/K unit, the communication baud rate of the PR222DS must be set to 19200 bit/s.
5.9.1. Dip-switch settings
To use the PR021/K unit with the PR222DS protection unit, the dip-switches must be set as follows:
Example of dip-switch settings for the PR021/K unit to be connected to the SACE PR222DS release
OFF
ON
12345678
91011
12 13
In the example, the PR021/K has been set as follows:
• Self-test function disabled
• K51 configuration = A-A-A-A
• Master mode
• Baud rate = 19.2Kb/s
• Stand-by function not active
• Manual Reset mode
• Latch mode disabled
• Local bus not terminated
Dip-sw
no.
Dip-sw
name
Setting Notes
DIS. Self-test enabled
EN. Self-test disabled
2A/B
3A/B
4A/B
5
A Not used, set A
6 MODE MASTER
With PR222DS, the only scenario available is the
Master scenario.
7BAUD
19.2kb/s Set 19.2 kbit/s
EN. Operating mode
DIS. Stand-by mode enabled
9 PROG. OFF Set this dip-switch to OFF
MAN Manual Reset mode
AUT Automatic Reset mode
OFF Normal mode
ON Latch mode
12 Term. OFF See par. 5.3
13 N.U. OFF Not used
11 LATCH
8 K51/
10 RESET
K51
Configuration
Select A or B to choose the functions of the relays
(see par. 5.9.2)
1 TEST
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