SEH IH-304, Руководство пользователя

Страница: 11 / 40

User Manual [en] 7
Power supply
The IH-304 can be fed by 2 power supplies. While one power
supply is actively supplying, the other serves as backup.
(You also find this circuit diagram printed on the side of the
IH-304 housing.)
WARNING
The device and the power supply or power
supplies must be installed in the same control
cabinet. The low-voltage cable between the
power supply and the device must not be longer
than 3 m.
Power supply
1:
2:
connection:
connectors 1 + 2
connectors 3 + 4
via screw terminals
Supply voltage: – 12 V – 48 V direct current
– power consumption max. 45 W
– redundant
power supply 1
power supply 2