Siemens DTU3005-B Návod k obsluze stáhnout pdf (Strana 64)

Appendix C: Device Data Format

60 Siemens Energy & Automation, Inc.

C.4 Device Type: 4720 Power Meter

Real-Time Device Data Stored in PLC (4720 Power Meter)

Real-Time Data Register Location in

PLC Block

Range or Contents

Voltage L-N Phase A 0–1 0...99999999 V

Voltage L-N Phase B 2–3 0...99999999 V

Voltage L-N Phase C 4–5 0...99999999 V

Voltage L-L Phase AB 6–7 0...99999999 V

Voltage L-L Phase BC 8–9 0...99999999 V

Voltage L-L Phase CA 10–11 0...99999999 V

Auxiliary Voltage 12–13 0...999999 V

Current Phase A 14 0...9999 A

Current Phase B 15 0...9999 A

Current Phase C 16 0...9999 A

Current N (I4) 17 0...9999 A

Current Demand Phase A 18 0...9999 A

Current Demand Phase B 19 0...9999 A

Current Demand Phase C 20 0...9999 A

Kilowatts 21–22 -99999999...99999999 kW

Kilowatt Demand 23–24 -99999999...99999999 kW

Kilowatt Hours (total) 25–26 0...1,000,000,000 kWH

Kilowatt Hours (reverse) 27–28 0...1,000,000,000 kWH

Kilovolt-Amperes Reactive 29–30 0...999999 kVAR

Power Factor 31 0...100

PF Lag/Lead 32 0 = Unity, 1 = Lag, 2 = Lead

Frequency 33 0...6000, 0.01 Hz

Current I1 HD - Total 34 0...9999 A

Current I2 HD - Total 35 0...9999 A

Current I3 HD - Total 36 0...9999 A

Voltage Vl HD - Total 37–38 0...99999999 V

Voltage V2 HD - Total 39–40 0...99999999 V

Voltage V3 HD - Total 41–42 0...99999999 V

Sliding Win Kilowatt Demand 43–44 0...99999999 kW

Predicted Slide Win Kilowatt 45–46 0...99999999 kW

Kilovolt-Amperes (Total) 47–48 0...99999999 kVA

Kilovolt-Amperes Reactive Hours

(Total)

49–50 0...99999999 kVARH

Input Status 51 Bits 0–3: Inputs 1–4

Relay Status 52 Bits 0–2: Relays 1–3

Reserved 53–57 Future Expansion

Device Command Data Retrieved From PLC (4720 Power Meter)

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

0 = No Command to perform Unused for Command 0

1 2 ... 59 60 61 62 63 64 65 66 67 68 69 ... 119 120

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