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L3016
1SDH000559R0002
ABB SACE
SACE PR021/K
Example of dip-switch settings for the PR021/K unit to be connected to the SACE PR123/P release
5.12.2.3. User mode (see par. 4.5.3)
The dip-switches are to be set as follows: Dip-switch no. 5 = B, Dip-switch no. 11 = ignored.
All contacts (K51/1...K51/8) are associated exclusively with the function selected on the PR122/P unit by the user,
except the K51/5 contact, which indicates the “Communication problems on the local bus (bus KO)” function.
5.13. SACE PR021/K with SACE PR123/P unit
5.13.1. Dip-switch settings
To use the PR021/K unit with the PR123/P protection unit, the dip-switches must be set as follows:
OFF
ON
12345678
91011
12 13
Electric
contact
Event that caused closing of the relay
K51/1
Configured by user on the PR122/P unit
K51/2
Configured by user on the PR122/P unit
K51/3
Configured by user on the PR122/P unit
K51/4
Configured by user on the PR122/P unit
K51/5
Communication problems on the local bus (bus KO)
K51/6
Configured by user on the PR122/P unit
K51/7
Configured by user on the PR122/P unit
K51/8
Configured by user on the PR122/P unit
Dip-sw
no.
Dip-sw
name
Setting Notes
DIS. Self-test enabled
EN. Self-test disabled
2A/B
3A/B
4A/B
5
A/B
MASTER
• "Master" scenario
• Master unit in mixed "Master+Slave" scenario
7 BAUD 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
1 TEST
6MODE
K51
Configuration
SLAVE
Select A or B to choose the functions of the relays
(see par. 5.13.2)
• "Slave" scenario
• Slave unit in mixed "Master+Slave" scenario
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