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Motor 2 Selection
If a digital input is set to “Motor 2 selection” (H1- = 16), this input can be used to switch over between
motor 1 and motor 2 settings (E1/E2- and E3/E4-). A digital output can be used to monitor the selec-
tion (H2- = 1C).
If motor 2 is selected, the speed set in d1-19 will be the speed reference. d1-19 has priority over all speed
inputs except the service speed input.
The output signal sequence (brake control, contactor etc.) is the same as for motor 1.
This function is not available for Closed Loop Vector for PM motors.
If motor 2 is selected, the brake sequence is active and rescue operation can be performed.
Related Parameters
Multi-function Digital Inputs (H1-01 to H1-05)
Parameter
No.
Name
Factory
Setting
Change
during
Opera-
tion
Control Methods
Set by
Auto-
tuning
V/f
Open
Loop
Vector
Closed
Loop
Vector
Closed
Loop
Vector
for PM
d1-19 Motor 2 speed reference 0.00 Hz No A A A - No
Set
Val ue
Function
Control Methods
V/f
Open
Loop
Ve ct or
Closed
Loop ´
Ve ct or
Closed
Loop
Vector
(PM)
16 Motor 2 selection (OFF: motor 1, ON: motor 2) A A A -