L3016
1SDH000559R0002
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ABB SACE
SACE PR021/K
5.10.2.3. 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 PR223EF unit by the user,
except the K51/5 contact, which indicates the “Communication problems on the local bus (bus KO)” function.
5.11. SACE PR021/K with SACE PR121/P unit
5.11.1. Dip-switch settings
To use the PR021/K unit with the PR121/P 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 PR121/P release
OFF
ON
12345678
91011
12 13
Electric
contact
Event that caused closing of the relay
K51/1
Configured by user on the PR223EF unit
K51/2
Configured by user on the PR223EF unit
K51/3
Configured by user on the PR223EF unit
K51/4
Configured by user on the PR223EF unit
K51/5
Communication problems on the local bus (bus KO)
K51/6
Configured by user on the PR223EF unit
K51/7
Configured by user on the PR223EF unit
K51/8
Configured by user on the PR223EF 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
9PROG.
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
8K51/
10 RESET
1TEST
6MODE
K51
Configuration
SLAVE
Select A or B to choose the functions of the relays
(see par. 5.11.2)
• "Slave" scenario
• Slave unit in mixed "Master+Slave" scenario
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