Studer Innotec SA
next3
50 V 1.3 © Studer-Innotec SA next3 Tech manual
5.7 WIRING AUXILIARY I/O
Auxiliaries are all located at the bottom of the next3.
5.7.1
Auxiliary contacts
There are two reversing contacts that are potential-free available in nx3 unit.
Various settings are available to give activation conditions to each contact. To program functions to
these contacts, please refer to the chapter about the configuration of the next3 and the section
about the auxiliary contact in this manual.
Wire the C (common) in any case and the second position in function of your application and your
settings. In relax state, there is a contact between C and NC (Normally Closed). An activation gives
contact between C and NO (Normally Open) and disconnect C and NC. The representation of the
contact near the terminals corresponds to the status of the contact when not activated.
Male connectors are provided with the NX3. The admissible
currents and voltages for these contacts are 16 A: 250
Vac/24Vdc or 3 A: 50 Vdc max.
The connector has a male and female parts.
Doublecheck the correct pinning when
plugging the connector on the nx3.
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