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Mechanical
Information
Information
Installation
RUN
RUN
FORWARD
REVERSE
RESET
26
27
25
Maximum
frequency/
speed clamp
0.02
Minimum
frequency/
speed clamp
0.01
Acceleration
rate
Deceleration
rate
Ramp mode
selector
V/f
A/D
X.XX
Unidrive SP Short Form Guide
Issue Number: 1
Electrical
Getting
Installation
Started
Ramp
enable
0.16
Closed loop only
Ramps
CL>
CL> Speed-loop PID gains
0.03
0.04
0.15
Volts to frequency
∫
conversion
Analog to digital
d/dt
conversion
Modulus
Comparator with
hysteresis
0V
Switch controlled
by Pr x.xx
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Running
Advanced
Menu 0
the motor
parameters
OL> FREQUENCY
TORQUE
CL> SPEED
9
10
Analog outputs
Speed-loop
0.07
proportional
gain
Speed-loop
0.08
integral gain
OL> Motor-voltage control
Speed-loop
0.10
0.09
derivative
gain
Estimated
motor
speed
Motor speed
0.10
0.41
Drive encoder
0.11
0.27
ppr
Overspeed
0.26
threshold
OL & VT>
Motor active
current
0.13
15 way sub-D
connector
Integrate
Differentiate
Relay
Diagnostics Appendix
AT ZERO SPEED
24
Digital output
Motor control
Current
0.06
limit
Torque mode
0.14
selector
OL> Catch a
spinning motor
0.33
VT> Motor full
load rated speed
autotune
CL>
Current demand
0.17
filter time
constant
Motor parameters
0.42 ~ 0.47
No. of poles
Power factor
Rated voltage
Rated speed
Rated current
Rated frequency
SV> Motor thermal
time constant
0.07
L1
L2
L3
Voltage mode
selector
0.08
Boost voltage
_
+
0.09
Dynamic V/f
select
Power stage
_
+
PWM switching
frequency
Drive output
frequency
Total motor
current
0.12
U
V
W
Magnetising
current
UL Listing
Information
Drive
_
+
BR
Resistor
optional
27
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