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Communication System Manual
General example:
To read actual phase current L1.
Enter the following codes in the output area (AW 0 - 6) of the DP/RS485 interface (3WN6):
DW no.
Value
AW 0
KF= +00762
AW 2
KY= 001,000
AW 4
KY= 022,000
AW 6
KF= 00000
and then enter the request identifier to start the transfer of a value (A 0.4 = 1, in AW = 0).
The following signals are available in the status word:
Octet 9: High-order byte of status word
Bit 15
Bit 14
Bit 13
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Optional signal
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Load shedding
Ready to close
Octet 10: Low-order byte of status word
Bit 7
Bit 6
Bit 5 Bit 4
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NC
NC
NC
Version 1.0 (05/98)
Meaning
Actual phase current L1, parameter identifier
Parameter subindex
Integer data value, conversion factor
Read value
Bit 12
Bit 11
Bit 10
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Group error signal
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Phase number for main actual value
0 1 phase 1
1 0 phase 2
1 1 phase 3
Bit 3
Bit 2
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Not used
NC
Storage spring charged
© Copyright Siemens AG 1998. All rights reserved.
Bit 9
Bit 8
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Group fault signal
Group warning signal
Bit 1
Bit 0
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Switch ON
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Switch OFF
3WN6 Circuit-Breakers
61
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