9.2 X4 – Decoupling of the Main Voltage 
Decoupling of the main voltage by means of a blocking diode:
You  can  order  the  appropriate  blocking  diode  module  at  SIEB  &  MEYER
(article No. 036210082). For a description of the module and more connec‐
tion  examples  refer  to  the  technical  information  “TIE_036210082_Blocking‐
Diode_SD2B.pdf”.
9.3 X4/X6 – DC Power Supply Unit
The following examples show different options for the connection of the power supply
unit to SD2B for main and logic supply.
Setup 1: 24 V
DC
 logic and main voltage supply (one power supply unit)
Setup 2: 24 V
DC
 logic supply and 48 V
DC
 main voltage supply (two power supply units)
Connection Examples
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48 Drive Amplifier SD2B / SD2B plus - Hardware Description
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