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Siemens siprotec 7SD5 Manual

Siemens siprotec 7SD5
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Data type definitions
47
SIPROTEC PROFIBUS-DP - Communication profile
C53000-L1840-B001-03
3.2 Single command (SC, Output)
Number of
byte-values
1
/
4
(2 bits)
Range of values 0 (bit 1 = 0 and bit 0 = 0) - Quiescent status
1 (bit 1 = 0 and bit 0 = 1) - OFF
2 (bit 1 = 1 and bit 0 = 0) - ON
3 (bit 1 = 1 and bit 0 = 1) - not permissible
Figure 3-2 Data type: Single command
Note:
Single commands of the SIPROTEC device are controlled via PROFIBUS-DP by
two bits (equivalent to double commands, ref. to chap. 2.2.1).
The switching direction OFF for single commands with pulse output is not permitted
and is rejected in the SIPROTEC device.
Bit 1
SC 1SC 2
max. 4 SC per octet/byte
2
0
2
1
2
2
2
7
...2
4
Message head ... ... Message end
Bit 0 Bit 1 Bit 0...
2
3

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Siemens siprotec 7SD5 Specifications

General IconGeneral
BrandSiemens
Modelsiprotec 7SD5
CategoryRelays
LanguageEnglish

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