Configuration - Schneider Altivar 28 Manual De Usario

Configuration
I/O assignment menu
The parameters can only be modified when the speed controller is stopped and locked.
The functions are defined in the section "Configurable I/O Application Functions".
Code Assignment
- - - - t t t t C C C C C C C C Configuration of terminal block control : 2-wire or 3-wire control.
2C = 2-wire, 3C = 3-wire.
2-wire control : The open or closed state of the input controls running or stopping.
Wiring example :
LI1 : forward
LIX : reverse
3-wire control (pulse control) : one pulse is all that is needed to control start-up.
Wiring example :
LI1 : stop
LI2 : forward
LIx : reverse
Changing the assignment of tCC returns the logic inputs to the factory
setting :
• tCC = 2C : LI1 : "Forward", cannot be reassigned
LI3 : PS2
• tCC = 3C : LI1 : Stop, cannot be reassigned
LI3 : rrS ("Reverse")
- - - - L L L L C C C C C C C C Parameter only accessible with the remote display module option : no - YES
Enables control of the speed controller using the STOP / RESET, RUN and FWD / REV
buttons on the display module. The speed reference is then given by parameter LFr in the
SEt- menu. Only the freewheel, fast stop and DC injection stop commands remain active on
the terminal block. If the speed controller / display module link is broken, the speed
controller locks on an SLF fault.
79
I I I I - - - - 0 0 0 0 - - - -
ATV-28
24 V LI1 LIx
ATV-28
24 V LI1 LI2 LIx
LI2 : rrS ("Reverse")
LI4 : PS4
LI2 : For ("Forward"), cannot be reassigned
LI4 : JOG
Factory
setting
2C
no