02/27/2026
XVE | MTX | Sercos | Power supply

Power ON with XVE + ctrlX DRIVEs and XM42

Introduction

This how-to guide describes how to integrate an XVE + XMS/XMD under an XM42 and how to activate the drive power via the bb contacts.

Requirements

  • XM42

  • XVE/XVR + XMS/XMD

Step-by-Step Guide

Wiring of the drives

The โ€˜readyโ€™ status of all drives connected to the DC bus is determined by evaluating the Bb relays of all axes "XMS/XMD". (red line)

The collective signal from the Bb contacts of all axes "XMS/XMD" is connected to the input terminal of the power supply "XVE/XVR". (red line)

Wiring XVE/XVR and XMS/XMD

The output signal from the power supply "XVE/XVR" sends feedback to all drives that the DC bus is ready to deliver power "bb -> Ab". (black line)

Add power supply "XVE/XVR" to Sercos

Power supply "XVE/XVR" must be added manually as a Sercos device in IndraWorksEngineering!

Add XVE/XVE to Sercos

Configure Input and Output of power supply. Add S-0-1720.0.2 to Input / Add S-0-1720.0.1 to Output.

IO configuration of XVE/XVR

After configuration of IO device you have to download the plc program and switch the PLC to run mode.

If Sercos fieldbus is running you will see two devices for the power supply "XVE/XVR".

Display of the power supply in the Sercos topology

Make following adjustments on "XVE/XVR".

Set configuration of power supply to Auto- Softstart
Configuration of XG31 on power supply, Input and Output

Make following adjustments to all drives connected to DC bus.

Configuration of XG31 on Drives, Input

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