Emerson unidrive sp - Macro 4 Torque Control Logic Diagram

Parameter
structure
Keypad and
display
Parameter
x.00
Parameter
description format
Advanced parameter
descriptions
Macros
Serial comms
protocol
Electronic
nameplate
Performance RFC mode
384 Unidrive SP Advanced User Guide
www.controltechniques.com Issue Number: 10
Figure 6-4 Macro 4 Torque control logic diagram
Reference selection
Analog torque
reference
RUN
FORWARD
RUN
REVERSE
RESET
0.05
Reference
selector
Maximum
frequency/speed
clamp
0.01
0.02
0.20
0.21
0.22
0.23
Skip
frequency/
speed 1
Skip
freq./speed
band 1
Skip frequency/
speed 2
Skip
freq./speed
band 2
Skip
frequencies/
speeds
DRIVE
ENABLE
Analog
input 1
0.25
0.26
Analog
input 2
mode
selector
Freq./speed control:
Frequency /speed
reference
Torque control:
OL> (Not used)
CL> Speed over-ride
Analog
input 1
scaling
0.29
0.30
0.27
Analog
input 2
Analog
input 2
scaling
Minimum
frequency/speed
clamp
Pr Function
0.11 Pre-ramp reference
0.12 Post-ramp reference
0.13 Motor active-current
0 14 Jog reference (not used)
0.15 Braking mode
0.16 Stop mode
0.17 Status relay
0.18 S-ramp
0.19 S-ramp da/dt
0.20 Skip frequency/speed 1
0.21 Skip freq./speed band 1
0.22 Skip frequency/speed 2
0.23 Skip freq./speed band 2
0.24 (Not used)
0.25
0.26
0.27
0.28 Over-speed threshold
0.29
0.30
selector
selector
invert
enable
Analog input 1(torque reference)
Analog input 2 mode
Analog input 2 (maximum speed override level)
Analog input 1 scaling
Analog input 2 scaling
selector
0.XX
0.XX
Key
Read-write
(RW)
parameter
Read-only (RO)
parameter
Input
terminals
Output
terminals
Menu 0 changes from default configuration