APPENDIXC:PROFIBUSPROTOCOL
Measuringcentres
MC320,MC330,MC350&MC350H ‐ User’sManua
65
Telegramstablefortheactualmeasurements
MODULE1:Mainmeasurements(Inputtelegram)
Profibusbyte
indexinside
thetelegram
Description
Modbus
addressstart
Modbus
addressend
DataType DataUnit
4 U1 32500 32501 Float V
8 U2 32502 32503 Float V
12 U3 32504 32505 Float V
16 Uavg(phasetoneutral) 32506 32507 Float V
20 U12 32508 32509 Float V
24 U23 32510 32511 Float V
28 U31 32512 32513 Float V
32 Uavg(phasetophase) 32514 32515 Float V
36 I1 32516 32517 Float A
40 I2 32518 32519 Float A
44 I3 32520 32521 Float A
48 SI 32522 32523 Float A
52 Ineutral(calculated) 32524 32525 Float A
56 Frequency 32584 32585 Float HZ
60 Uunbalance 32586 32587 Float V
64 ϕ1(anglebetweenU1andI1) 32570 32571 Float
°
68 ϕ2(anglebetweenU2andI2) 32572 32573 Float
°
72 ϕ3(anglebetweenU3andI3) 32574 32575 Float
°
76 PowerAngleTotal(atan2(Pt,Qt)) 32576 32577 Float
°
80 ϕ12(anglebetweenU1andU2) 32578 32579 Float
°
84 ϕ23(anglebetweenU2andU3) 32580 32581 Float
°
88 ϕ31(anglebetweenU3andU1) 32582 32583 Float
°
92 I1THD% 32588 32589 Float %
96 I2THD% 32590 32591 Float %
100 I3THD% 32592 32593 Float %
104 U1THD% 32594 32595 Float %
108 U2THD% 32596 32597 Float %
112 U3THD% 32598 32599 Float %
116 U12THD% 32600 32601 Float %
120 U23THD% 32602 32603 Float %
124 U31THD% 32604 32605 Float %
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