Siemens SENTRON PAC3120 Manual page 20

Description
2.2 Measuring inputs
Connection examples can be found in chapter Connection (Page 39).
NOTICE
The wrong system connection can cause irreparable damage to the devices.
Before connecting the device, make sure that the local power supply conditions match the
specifications on the rating plate.
The short code of the connection type must be entered in the device settings at startup. You
can find the instructions for parameterizing the connection type in chapter Commissioning
(Page 55).
Displaying the measured variables depending on the connection type
The table below shows which measured values can be represented depending on the
connection type.
Table 2- 2 Display of measured variables depending on the connection type
Measured variable
Voltage L1
Voltage L2
Voltage L3
Voltage L1-L2
Voltage L2-L3
Voltage L3-L1
Current L1
Current L2
Current L3
Apparent power L1
Apparent power L2
Apparent power L3
Total apparent power
Active power L1
Active power L2
Active power L3
Total active power
Reactive power L1 (VAR1)
Reactive power L2 (VAR1)
Reactive power L3 (VAR1)
Total reactive power (VAR1)
Power factor PF L1
Power factor PF L2
Power factor PF L3
18
Connection type
3P4W 3P3W 3P4WB
✓ –
✓ –
✓ –
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ –
✓ –
✓ –
✓ ✓
✓ –
✓ –
✓ –
✓ ✓
✓ –
✓ –
✓ –
✓ ✓
✓ –
✓ –
✓ –
Equipment Manual, 10/2019, L1V30425208F-01
3P3WB 1P2W
✓ – ✓
– – –
– – –
– ✓ –
– ✓ –
– ✓ –
✓ ✓ ✓
– ✓ –
– ✓ –
✓ – ✓
– – –
– – –
✓ ✓ ✓
✓ – ✓
– – –
– – –
✓ ✓ ✓
✓ – ✓
– – –
– – –
✓ ✓ ✓
✓ – ✓
– – –
– – –
PAC3120 and PAC3220