Emerson Mentor MP Advanced User's Manual page 58

High performance dc drive 25a to 7400a, 480v to 690v two or four quadrant operation
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Parameter
Menu 4
structure
4.01
Current magnitude
Bit
SP
Coding
Range
0 to DRIVE_CURRENT_MAX A
Update rate
4ms write
The current feedback signal is derived from internal current transformers. It is used for closed loop control and indication of the armature current, and
to initiate motor protection.
4.02
Filtered current magnitude
Bit
SP
Coding
Range
±DRIVE_CURRENT_MAX A
Update rate
4ms write
The value of the current magnitude parameter filtered over the last 6 mains cycles.
4.03
Torque demand
Bit
SP
FI
Coding
Range
±TORQUE_PROD_CURRENT_MAX %
Update rate
4ms write
The torque demand can be derived from the speed controller and/or the torque reference and offset. The units of the torque demand are % of rated
torque.
4.04
Current demand
Bit
SP
Coding
Range
±TORQUE_PROD_CURRENT_MAX %
Update rate
4ms write
The current demand is derived from the torque demand. Provided the motor is not in current limit, the torque and current demands are the same.
4.05
Motoring current limit
Bit
SP
Coding
Range
0 to MOTOR1_CURRENT_LIMIT_MAX %
Default
150.0
Second motor
Pr 21.27
parameter
Update rate
Background read
The motoring current limit applies in either direction of rotation when the machine is producing motoring torque.
4.06
Regen current limit
Bit
SP
Coding
Range
0 to MOTOR1_CURRENT_LIMIT_MAX %
Default
150.0
Second motor
Pr 21.28
parameter
Update rate
Background read
The regen current limit applies in either direction when the machine is producing regenerating torque.
58
Keypad and
Parameter x.00
display
FI
DE
Txt VM DP
ND
1
1
2
1
FI
DE
Txt VM DP
ND
1
1
2
1
DE
Txt
VM
DP
ND
1
1
1
1
FI
DE
Txt
VM
DP
ND
1
1
1
FI
DE
Txt VM DP
ND
1
FI
DE
Txt VM DP
ND
1
www.controltechniques.com
Parameter description
Advanced parameter
format
RA
NC
NV
PT
US RW BU
1
1
RA
NC
NV
PT
US RW BU
1
1
RA
NC
NV
PT
US RW BU
1
1
RA
NC
NV
PT
US RW BU
1
1
RA
NC
NV
PT
US RW BU
1
1
1
RA
NC
NV
PT
US RW BU
1
1
1
Serial comms
descriptions
protocol
PS
1
PS
1
PS
PS
PS
1
PS
1
Mentor MP Advanced User Guide
Performance
Issue Number: 1

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