Power Connector Pwr; Power Connector; Connection Of Power Supply; Connection Of Power Connector - Advantech SmartFlex SR305 User Manual

5.9.2 Power connector PWR

Panel socket 2-pin.
Pin number
1
2
Unit has to be supplied by a power supply specified as a Limited Power Source (LPS) ac-
cording to Annex Q of IEC 62368-1. If the power supply/cable provided with device is not
used, always use the cables with minimum wire size (nominal cross section) 0.5 square mm
for power supply.
The power supply for the router must be between +10 V to +60 V DC supply. Protection
against reversed polarity without signaling is built into the router. Note: The protection against
reversed polarity is lost if the negative pole is grounded!
Circuit example:
Note for PoE: See Chapter
impact the power supply usage. The power supply for a PoE router has to meet other
specific requirements.
All metal parts are connected together with the negative pole of power supply (common pole).
LUCOM GmbH — Flößaustr. 22a — 90763 Fürth — Tel.: +49 911/ 957 606 00 — E-Mail: info@lucom.de — www.lucom.de
Signal mark Description
GND(-)
Negative pole of DC supply voltage
VCC(+)
Positive pole of DC supply voltage (+10 to +60 V DC)
Table 10: Connection of power connector
Figure 27: Power connector
Figure 28: Connection of power supply
5.9.7 for information on how PoE versions of the router
SmartFlex SR305
20