Bridge Request Output; Slave Bridge Request Status; External Flux Feedback Select; Ir Drop/Back Emf/Flux Feedback - Emerson Mentor MP Advanced User's Manual

Parameter
Menu 5
structure
05.44

Bridge request output

Coding Bit SP
1
Range
Update rate
Indicates which bridge in a 12 or 24 parallel system has been requested. This has to be sent via digital I/O or field bus.
05.45 05.46

Slave bridge request status

05.47
Coding Bit SP
1
Range
Update rate
The bridge status of the other drives in a 12 or 24 parallel system have to be sent, via digital I/O or field bus, to these parameters. When digital I/O is
setup to use Pr 5.45 to Pr 5.47 the software reads and writes to the I/O at 1 ms.
5.48

External flux feedback select

Bit SP
Coding
1
Default 0
Second motor
Pr 21.38
parameter
Update rate 1 ms read
When this parameter is set, the flux feedback is taken from Pr 5.89. This has been made available where the field flux is provided by an independent
external controller (not FXMP25).
5.52 IR drop
Bit SP
Coding
+/- ARMATURE_VOLTAGE_MAX Vdc
Range
Update rate Background write
The value resulting from the application of Pr 5.61 to the filtered current.
5.53 Back emf
Bit SP
Coding
+/- ARMATURE_VOLTAGE_MAX Vdc
Range
Update rate Background write
The calculated motor back emf based on armature voltage minus the IR drop (Pr 5.52).
5.54 Flux feedback
Bit SP
Coding
±150.0 %
Range
Update rate Background write
Flux feedback after the current to flux converter, see motor saturation breakpoints (Pr 5.29 and Pr 5.30).
86
Keypad and
Parameter x.00
FI DE TE VM DP ND RA
0 to 1
1 ms write
FI DE TE VM DP ND RA
0 to 1
1 ms read
FI DE TE VM DP ND
FI DE TE VM DP ND
1 1 1
FI DE TE VM DP ND
1 1 1
FI DE TE VM DP ND
1 1 1
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Advanced parameter
description format
Parameter
NC NV PT US RW BU
1
NC NV PT US RW BU
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
Serial comms
protocol
descriptions
PS
PS
PS
PS
PS
PS
Mentor MP Advanced User Guide
Performance
Issue Number: 4