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4.4 12 VDC Power Cable Connection
4
4.4 12 VDC Power Cable Connection
The EN711 or EN721 receives the +12 VDC power for AUI transceivers at the terminal
board TB from outside the EN7 module.
Connect the power cable to the terminal board TB with a M3 screw.
Applicable models: EN711, EN721
Figure 4-8 Conn12 VDC Power Cable
Warning
• Be sure to use a heat-resistant, insulated cable of AWG22 (0.75 mm2) or over as power
cable.
• Be sure to keep the cover on the terminal board to prevent electric shock.
• Do not apply 100 VAC to the terminal board by mistake. Otherwise, it may cause smoke or a
fire.
Caution
• Use a se12 VDC power supply for each Ethernet module. If this is not possible, wire
the Ethernet modules in such a way that each module can be separately switched off.
• Use a +12 VDC power supply with a protective circuit.
+12 VDC
power cable
EN7
3P terminal board
(TB) for receiving
+12 VDC
•0 V
•12 Vdc
•FG
Содержание 3000 series
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