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Appendix E: Device Data Format

Siemens Energy & Automation, Inc. 85

Alarm Status 22 Bit Contents

15 Overvoltage Setpoint

14 Voltage Unbalance Setpoint

13 Undervoltage Setpoint

12 Current Unbalance Setpoint

11 Neutral Overcurrent

10 Ground Overcurrent

9 Overcurrent Setpoint

8Aux. Relay Closed

7 New Data in Alarm Log

6Not Used

5Not Used

4Processor Error

3 Energy Value Overflow

2 EEPROM Data Corrupted

1 Function Range Error

0 Calibration Error

Reserved 23

–25 For Future Expansion

1. This register location represents the sequential registers and their numbers within the device itself; as illustrated in Figure 5.1 in Chapter 5, the data

Device Command Data Retrieved From PLC (Static Trip III)

First Command Word (Command Word) Second Command Word (Data or Value)

0 = No Command to Perform Unused for Command 0

1 = Reset Kilowatt Demand Unused for Command 1

2 = Reset Kilowatt Hours (Total and Reverse) Unused for Command 2

3 = Close Breaker Unused for Command 3

4 = Open Breaker Unused for Command 4

5 = Clear Targets and Trip Status Unused for Command 5

6 = Close Auxilliary Contact Unused for Command 6

7 = Open Auxilliary Contact Unused for Command 7

Real-Time Device Data Stored in PLC (Static Trip III) (Continued)

Real-Time Data Register Location in

PLC Block

Range or Contents

1 2 ... 84 85 86 87 88 89 90 91 92 93 94 ... 140 141

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Siemens DTU3005-B Manuale dell'Operatore Pagina 89

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