
Appendix C: Device Data Format
Siemens Energy & Automation, Inc. 107
General Trip of Device 38 ms since fault (-1 = no occurrence)
Trip by thermal overload
protection 1
39 ms since fault (-1 = no occurrence)
Trip by thermal overload
protection 2
40 ms since fault (-1 = no occurrence)
Back-up Overcurrent: General
Trip
41 ms since fault (-1 = no occurrence)
External Trip 1: General Trip 42 ms since fault (-1 = no occurrence)
External Trip 2: General Trip 43 ms since fault (-1 = no occurrence)
Diff. Prot.: Blocked by
harmonics L1
44 ms since fault (-1 = no occurrence)
Diff. Prot.: Blocked by
harmonics L2
45 ms since fault (-1 = no occurrence)
Diff. Prot.: Blocked by
harmonics L3
46 ms since fault (-1 = no occurrence)
Differential Protection: Gen-
eral Trip
47 ms since fault (-1 = no occurrence)
Differential Protection: L1 48 ms since fault (-1 = no occurrence)
Differential Protection: L2 49 ms since fault (-1 = no occurrence)
Differential Protection: L3 50 ms since fault (-1 = no occurrence)
Differential Protection: Trip by
Idiff>
51 ms since fault (-1 = no occurrence)
Differential Protection: Trip by
Idiff>>
52 ms since fault (-1 = no occurrence)
Reserved 53–56 For Future Expansion
1. Status information for each parameter is transmitted in two bits. The status bit indicates status (true = 1, false = 0) for the parameter
and the valid bit indicates that the device has successfully updated the value in the status bit (true = 1, false = 0).
Device Command Data Retrieved From PLC (7UT512)
First Command Word (Command Word) Additional Command Words (Data or Value)
0 = No command Unused
1 = Time Sync 2nd Word: Time [ms] - (0-59999)
3rd Word: Time [h/m] - high byte: HH (1-24), low byte: MM (0-59)
4th Word: Date [m/d] - high byte: MM (1-12), low byte: DD (1-31)
5th Word: Date [y] - YY (00-99)
2 = Reset LEDs Unused
3 = Activate Parameter Set A Unused
4 = Activate Parameter Set B Unused
5 = Activate Parameter Set C Unused
6 = Activate Parameter Set D Unused
10 = General Command 2nd Word: [Typ] in high byte, [Inf] in low byte
Real-Time Device Data Stored in PLC (7UT512) (Continued)
Function Register Location in
PLC Block
Range or Contents
Comentarios a estos manuales