Figure 11-7 Menu 4 Servo Logic Diagram - Emerson unidrive sp User Manual
Universal variable speed ac drive for induction and servo motors model sizes 0 to 6
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Safety
Product
Mechanical
Information
Information
Installation
Figure 11-7 Menu 4 Servo logic diagram
Speed
feedback
3.02
Speed loop
_
output
Final
+
3.01
speed
demand
Pre-
1.03
ramp
reference
Coiler/uncoiler
speed
Zero
over-ride
3.05
speed
level
threshold
+
Torque
4.08
reference*
+
Torque
reference
4.10
offset
enable
4.09
Torque reference
offset
Current limits
Drive rated
4.05
11.32
continuous
current
4.06
Motor rated
5.07
current
4.07
Key
Input
X
0.XX
X
terminals
0.XX
X
Output
X
terminals
The parameters are all shown at their default settings
*For more information, refer to section 11.21.4 Torque modes on page 258.
182
Electrical
Getting
Basic
installation
Started
parameters
Inertia
compensation
torque
2.38
Inertia
4.22
compensation
enable
Torque mode
selector
+
+
3.04
0
1
2
+
+
3
4
+
Speed
over-ride
level
Over-riding
current limit
Motoring
4.18
Regenerating
Symmetrical
Read-write (RW)
parameter
Read-only (RO)
parameter
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Running
SMARTCARD
Optimization
the motor
operation
demand
Speed controller
gain select
3.16
4.11
Torque
Current
demand
demand
4.03
4.04
Motor thermal
time constant
4.15
10.08
At 100%
load
indicator
Onboard
Advanced
Technical
PLC
parameters
Data
Current
Current
demand
filter 1
filter 2
4.12
4.23
Current controller
+
4.13
4.14
_
Filter
User current
Percentage
max scaling
load
4.20
4.24
Motor protection
Low speed
mode
protection mode
4.16
4.25
Overload detection
10.09
10.39
Current limit
Braking energy
active
overload
indicator
indicator
accumulator
Unidrive SP User Guide
UL Listing
Diagnostics
Information
Current loop
P gain
Current loop
I gain
Motor active
current
4.02
4.19
10.17
Motor
Motor current
overload
overload alarm
indicator
Issue Number: 13
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