Mounting Instructions

Install internal components
DC/DC converter PCA2011-A1
6
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A6V10430579_en--_b
6.18 DC/DC converter PCA2011-A1
The DC/DC converter 'MeanWell SD-50B-24 DC/DC Converter (50W)' PCA2011-
A1 provides an isolated and potential free DC 24 V to connect external
components. It ensures a secure DC 24 V in the cabinet in case of a short circuit
on the 24 V wiring outside of the cabinet.
The DC/DC converter PCA2011-A1 provides an output of 50 W (2 A @ 24 V).
6.18.1 Mounting
The DC/DC converter 'MeanWell SD-50B-24 DC/DC Converter (50W)' PCA2011-
A1 is designed to be mounted on a DIN rail in the cabinet.
6.18.2 Installation
Fig. 77: PCA2011-A1 terminal connector
The PCA2011-A1 provides one terminal to connect DC 24 V input voltage and the
isolated DC 24 V output voltage.
6.18.3 Connect DC 24 V power supply input and output
The PCA2011-A1 provides one terminal connector for DC 24 V input and output.
Terminal connector for DC 24 V input and output
Pin
Description
Remark
1
DC 24 V
Input DC 24 V +
2
DC 0 V
Input DC 24 V -
3
FG
Earth
4
DC 0 V
Output DC 24 V - (isolated)
5
DC 24 V
Output DC 24 V + (isolated)
Table 59: PCA2011-A1 terminal connector for DC 24 V input and output
1
Terminals
5
PCA2011-A1