Iskra MC330 - Page 75

APPENDIXC:PROFIBUSPROTOCOL

Measuringcentres
–
MC320,MC330,MC350&MC350H ‐ User’sManua
l
67

MODULE4:Maximumdemandmeasurements(Inputtelegram)
Profibus
byteindex
insidethe
telegram
Description
Modbus
addressstart
Modbus
address
end
DataType DataUnit

MAXDEMANDSINCELASTRESE
T
 
4
ActivePowerTotal(Pt)‐(positive)
32606 32607
Float W
8
ActivePowerTotal(Pt)‐(negative)
32608 32609
Float W
12
ReactivePowerTotal(Qt)‐L
32610 32611
Float var
16
ReactivePowerTotal(Qt)‐C
32612 32613
Float var
20
ApparentPowerTotal(St)
32614 32615
Float VA
24
I1
32616 32617
Float A
28
I2
32618 32619
Float A
32
I3
32620 32621
Float A

DYNAMICDEMANDVALUES
Float
36
ActivePowerTotal(Pt)‐(positive)
32622 32623
Float W
40
ActivePowerTotal(Pt)‐(negative)
32624 32625
Float W
44
ReactivePowerTotal(Qt)‐L
32626 32627
Float var
48
ReactivePowerTotal(Qt)‐C
32628 32629
Float var
52
ApparentPowerTotal(St)
32630 32631
Float VA
56
I1
32632 32633
Float A
60
I2
32634 32635
Float
A
64
I3
32636 32637
Float
A

MODULE5:Settingsforalarmsandoutputs(Outputtelegram)
Profibus
byteindex
insidethe
telegram
Description
Modbus
addressstart
DataType Values Meaning
4
Alarm/Output1signal 40722 T1 Relayvalue Relayfunction



3 AlwaysON



4 AlwaysOFF
6
Alarm/Output2signal 40725
T1
Relayvalue Relayfunction



3 AlwaysON



4 AlwaysOFF


