2 PROFINET IO in SIPROTEC
2.3 Data-Type Definitions for IO Data Exchange
28 SIPROTEC 4, Communication Module PROFINET IO, Communication Profile
C53000-L1840-C360-1, Edition 08.2012
2.3.7 Unit IDs, Units, and Unit Multipliers
The following unit IDs are assigned to the units of the measured values, statistic values and metered values:
The unit IDs can be read via acyclic telegrams, see Chapter 2.8.2.
Table 2-3 Units and Unit Multipliers
ID Unit,
unit multiplier
ID Unit,
unit multiplier
ID Unit,
unit multiplier
1 dimensionless 33 kΩ 172 MWh
3 % 51 W 173 GWh
4 ° 53 kW 174 kvar
5 °C 54 MW 175 Mvar
11 A 61 VA 176 Gvar
12 mA 63 kVA 177 kvarh
13 kA 64 MVA 178 Mvarh
17 h 71 Hz 179 Gvarh
21 V 92 km 184 GVA
22 mV 95 miles 185 °F
23 kV 170 GW 203 MOhm
31 Ω 171 kWh - -
com_profinet-io_profile_us.book Page 28 Friday, August 17, 2012 1:40 PM