Bender FTC470XDP, Руководство пользователя

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Function
44 FTC470XDP_D00111_00_M_XXEN/02.2015
6.7.9 Requesting the correction factor for the CT transformation ratio
Writing to FTC470XDP (= output of the PROFIBUS Master)
Table 6.31: Master request: correction factor for CT transformation ratio
Reading from FTC470XDP (= input data of the PROFIBUS Master)
Table 6.32: FTC reply to: correction factor for CT transformation ratio
6.7.10 Setting the correction factor for CT transformation ratio
Writing to FTC470XDP (= output of the PROFIBUS Master)
Table 6.33: Master request: setting the correction factor for CT
Reading from FTC470XDP (= input data of the PROFIBUS Master)
Table 6.34: FTC reply to: setting the correction factor for CT
Function
Devices
Channel
No.
BMS
comma
nd
Data
Type Data
Value
Requesting the correction factor for the CT transfor-
mation ratio via channel number
RCMS… 1… 12 35 0 0
Multiplication with correction factor,
(data value = correction factor)
RCMS… 1… 12 35 1 value
Division by correction factor,
(data value = correction factor)
RCMS… 1… 12 35 2 value
No more channels RCMS… 1… 12 35 254 254
Invalid value RCMS… 1… 12 35 255 255
Function
Devices
Channel
No.
BMS
comma
nd
Data
Type Data
Value
Transformation ratio is multiplied with correction fac-
tor 1… 255 (data value = correction factor).
For example: Required if an additional CT is used in
series with the standard CT
RCMS… 1… 12 33 1 value
Transformation ratio is divided by correction factor
1… 10 (data value = correction factor).
Required if several windings are routed through a
standard CT
RCMS… 1… 12 33 2 value
Acknowledgement RCMS… 1… 12 33 1 value
Acknowledgement RCMS… 1… 12 33 2 value
Invalid value RCMS… 1… 12 33 255 255