IFM Electronic AC2521 Montageanleitung Seite 9

Wiring
For all the following wiring diagrams the indicated pin connection
refers to the analogue module.
The analogue outputs AO- must neither directly nor indirectly
(via the connected actuator) be connected to each other.
Connection of a 3-wire actuator
Analogue module
Pin 1: AO+ analogue output
Pin 2: actuator supply +24 V
Pin 3: AO- analogue output 0 V
Pin 4: not connected
Pin 5: functional earth
Parameter setting of the analogue modules
Parameter bit
P0
P1
not used
P2
periphery fault
P3
not used
3-wire actuator
Description
1 reserved
0 reserved
1 reserved
0 reserved
1 periphery fault indication active
0 periphery fault indication not active
1 reserved
0 reserved
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