Siemens SINAMICS S120 Commissioning Manual page 167

With startdrive
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Procedure
1. Select one of the following settings in the "Limitation" drop-down list of a measuring
socket:
– Limitation On
– Limitation Off
2. Select the signal sources (p0771[0...2]) whose signal is to be output via the measuring
socket for the respective measuring sockets T0, T1 and T2.
3. The scaling specifies the processing of the measured signal. This requires the definition
of a straight line with two points.
Click the "Scaling" button in the adjustment range of a measuring socket.
The "Scaling CU320 measuring socket Tx" dialog opens. You can define the values of a
characteristic curve in this dialog.
4. In the dialog, select individual values within their defined limits, which are displayed in the
relevant tooltips.
– Characteristic value x2 (p0779)
– Characteristic value y2 (p0780)
– Characteristic value y1 (p0778)
– Characteristic value x1 (p0777)
Example: x1/y1 = 0%/2.49 V x2/y2 = 100%/4.98 V
– 0.0% is mapped to 2.49 V.
– 100.0% is mapped to 4.98 V.
– -100.0% is mapped to 0.00 V.
5. Confirm your entries with "OK".
6. Enter the required offset value in the "Offset" field for the relevant measuring socket.
The offset is applied additively to the signal to be output. The signal to be output can thus
be displayed within the measuring range.
Commissioning with Startdrive
Commissioning Manual, 12/2018, 6SL3097-5AA10-0BP0
If signals are output outside the permissible measuring range, the signal is limited to
4.98 V or to 0 V.
The output of signals outside the permissible measuring range causes a signal
overflow. In the event of an overflow, the signal jumps from 0 V to 4.98 V or from 4.98
to 0 V.
r0060
CO: Speed setpoint before speed setpoint filter
r0063
CO: Actual speed value
r0069[0...2]
CO: Actual phase currents value
r0075
CO: Field-generating current setpoint
r0076
CO: Actual field-generating current value
r0077
CO: Torque-generating current setpoint
r0078
CO: Actual torque-generating current value
4.8 Basic parameterization of the drive objects
Commissioning
165

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