Data type definitions
52
SIPROTEC PROFIBUS-DP - Communication profile
C53000-L1840-B001-03
3.7 Transformer tap change command (TC)
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) - LOWER
2 (bit 1 = 1 and bit 0 = 0) - RAISE
3 (bit 1 = 1 and bit 0 = 1) - not permissible
Figure 3-7 Data type: Transformer tap change command
Notes for the execution of transformer tap change commands via PROFIBUS-DP may
be found in chapter 2.2.2.
Bit 1
TC 1TC 2
max. 4 TC 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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