Stage Selection Via Control Input (Tas), Ac And Dc Versions - Pfannenberg PA L 5 Mode D'emploi

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7.1.1

Stage selection via control input (TAS), AC and DC versions

Note: Always apply the supply voltage together with the control inputs.
Caution: If the control voltage is higher than the supply voltage or the supply voltage is not present at all, the
operating current will be supplied via the control inputs. A corresponding carrying capacity has to then be en-
sured.
Negative control: (Factory setting)
Switch setting should be as follows:
➢ S1A to
(diode not bridged)
➢ Changeover switch S1B to "–"
Operating voltage
Positive control:
Switch setting should be as follows:
➢ S1A to
(diode not bridged)
➢ Changeover switch S1B to "+"
(positive control)
Operating voltage
01/2022
Operating instructions PA L 5
DC version:
(on the driver board)
Tone C1
Tone C2
(on the driver board)
Tone C1
Tone C2
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