Siemens SINAMICS G120 Operating Instructions Manual page 284

Low voltage inverters built-in units with cu250s-2 control units and encoder evaluation

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Table of Contents

Advanced commissioning

6.19 Setpoint calculation

Preconditions

● You have commissioned the communication between the inverter and the control system.

● Free telegram 999 has been set in the inverter and in your higher-level control system.

● The control sends the scaling value to the inverter in PZD 3.

1. Set p1138 = 2050[2].

This means that you have interconnected the scaling factor for the ramp-up time with PZD

receive word 3.

2. Set p1139 = 2050[2].

This means that you have interconnected the scaling factor for the ramp-down time with

PZD receive word 3.

The inverter receives the value for scaling the ramp-up and ramp-down times via PZD receive

Further information is provided on the Internet:

Extending the telegram (Page 203)

FAQ (https://support.industry.siemens.com/cs/ww/en/view/82604741)

Converter with the CU250S-2 Control Units

Operating Instructions, 04/2018, FW V4.7 SP10, A5E31759476B AG