Goodrive270 series VFD for fan and pump Basic operation guidelines
-88-
wobbling frequency, and PID parameter. After this signal
disappears, the VFD will revert to the state before stop.
9 External fault input
When external fault signal is transmitted to the VFD, the
VFD releases fault alarm and stops.
10
Increase frequency setting
Used to change the frequency increase/decrease
command when the frequency is given by external
terminals.
K1
K2
K3
UP terminal
DOWN terminal
UP/DOWN
Clearing terminal
COM
The terminal used to clear frequency-increase/decrease
setting can clear the frequency value of auxiliary channel
set by UP/DOWN, thus restoring the reference frequency
to the frequency given by main reference frequency
12
Decrease frequency
12
Clear the frequency
increase/decrease setting
13
Switch between A setting
The function is used to switch between the frequency
setting channels.
A frequency reference channel and B frequency reference
channel can be switched by function 13; the combination
channel set by P00.09 and the A frequency reference
channel can be switched by function 14; the combination
channel set by P00.09 and the B frequency reference
channel can be switched by function 15.
14
Switch between
combination setting and A
15
Switch between
combination setting and B
16
Multi-step speed terminal
A total of 16-step speeds can be set by combining digital
states of these four terminals.
Note: Multi-step speed 1 is the LSB, and multi-step speed 4
is the MSB.
Multi-step
Multi-step
Multi-step
Multi-step
BIT3 BIT2 BIT1 BIT0
17
Multi-step speed terminal
18
Multi-step speed terminal
19
Multi-step speed terminal
20
Pause multi-step speed
The multi-step speed selection function can be screened to
keep the set value in the present state.
The status of the two terminals can be combined to select
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