5 Initial operation
© 2021 Interflex Datensysteme GmbH IF-4070 Controller 15
These measures have been implemented in the distributors from Interflex. For further
information, please get in touch with your Interflex contact.
Possible power supply for the controller:
n
Integrated (toroidal) transformer 230 V
n
18 to 24 V AC/DC power supply unit
n
PoE device IEE 802.3at, power class 4 (up to 25.4 W)
u Set the jumper according to the selected power supply type (see below).
Redundant power supply
To supply the controller with redundant power, you need an external 18 V DC ; 1 A power supply unit.
Should the power supply via Ethernet (PoE) fail, the controller automatically switches to power supply via
power supply unit.
For redundant power supply, the jumper must be set to PoE.
5 Initial operation
With the appropriate accessories, the following options are available for connecting the host computer to
the controller:
n
Via WLAN with the IF-ServiceApp 75-99-0013
n
Via service interface or USB