Emerson Powerdrive F300, Reference Manual

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resolution than other frequency parameters in Open-loop mode as this prevents loss of resolution when an analogue input is routed to this parameter with a
typical drive output frequency range.
See Analog Reference 1 (01.036).
Parameter 01.038 Percentage Trim
Short description Defines the value of the reference trim as a percentage
Mode Open
‑
Loop
Minimum -100.00 Maximum 100.00
Default 0.00 Units %
Type 16 Bit Volatile Update Rate 4ms read
Display Format Standard Decimal Places 2
Coding RW, NC
See Reference Offset Select (01.009).
Parameter 01.039 Speed Feed-forwards
Short description Displays the value of the speed feed-forwards used by the standard motion controller
Mode Open ‑ Loop
Minimum −VM_SPEED_FREQ_REF Maximum VM_SPEED_FREQ_REF
Default Units
Type 32 Bit Volatile Update Rate 4ms write
Display Format Standard Decimal Places 1
Coding RO, VM, ND, NC, PT
Speed Feed-forwards (01.039) can be used by the Standard Motion Controller (Menu 13) to provide a speed feed-forwards term which uses the drive ramp
system (Menu 2) to provide a speed profile. The speed feed-forwards is enabled with Speed Feed-forwards Select (01.040), which is controlled directly by
the Standard Motion Controller.
Parameter 01.040 Speed Feed-forwards Select
Short description Indicates if the speed feed-forwards is being used by the standard motion controller
Mode Open ‑ Loop
Minimum 0 Maximum 1
Default Units
Type 1 Bit Volatile Update Rate Background write
Display Format Standard Decimal Places 0
Coding RO, ND, NC, PT
See Speed Feed-forwards (01.039).
Parameter 01.041 Reference Select Flag 1
Short description Defines which reference is selected by the drive
Mode Open ‑ Loop
Minimum 0 Maximum 1
Default 0 Units
Type 1 Bit Volatile Update Rate 4ms read
Display Format Standard Decimal Places 0
Coding RW, NC
See Reference Selector (01.014).
Parameter 01.042 Reference Select Flag 2
Short description Defines which reference is selected by the drive
Mode Open
‑
Loop
Minimum 0 Maximum 1
Default 0 Units
Type 1 Bit Volatile Update Rate 4ms read
Display Format Standard Decimal Places 0
Coding RW, NC
See Reference Selector (01.014).
Parameter 01.043 Reference Select Flag 3
Short description Defines which reference is selected by the drive
Mode Open
‑
Loop
Minimum 0 Maximum 1
Default 0 Units
Type 1 Bit Volatile Update Rate 4ms read
Display Format Standard Decimal Places 0
Coding RW, NC
See Reference Selector (01.014).
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Powerdrive F300 Parameter Reference Guide
Issue: 01.15.00