P92x/EN CT/E11 Technical Guide
Modbus Protocol
Page 44/118 MiCOM P921-P922-P923
1.8 Description of the mapping format
PRODUCTS
CODE DESCRIPTION
P921 P922 P923
F1 Unsigned integer - numerical data : 1 - 65535 X X X
F2 Signed integer - numerical data : 32768 - 32767 X X X
F3 not used XXX
Unsigned integer : Modbus speed X X X
0 : 300
1 : 600
2 : 1200
3 : 2400
4 : 4800
5 : 9600
6 : 19200
F4
7 : 38400
Unsigned integer : parity X X X
0 : without
1 : even
F5
2 : odd
Unsigned integer : selection of the information assigned
to the trip output (RL1) and of the information latched to
the other output contacts (RL2 to RL4 for MiCOM P921,
RL2 to RL8 for MiCOM P922- P923).
bit 0 : tV< X X X
bit 1 : tV<< X X X
bit 2 : tV<<< X X X
bit 3 : tV> X X X
bit 4 : tV>> X X X
bit 5 : tV>>> X X X
bit 6 : tVo> X X X
bit 7 : tVo>> X X X
bit 8 : tVo>>> X X X
bit 9 : tAux1 X X X
bit 10 : tAux2 X X X
bit 11 : t Equation A X X X
bit 12 : t Equation B X X X
bit 13 : t Equation C X
bit 14 : t Equation D X
F6
bit 15 : Reserved XXX
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