Parameter
structure
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display
Parameter
x.00
Parameter
description format
Advanced parameter
descriptions
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protocol
Electronic
nameplate
Performance RFC mode
Menu 21
Unidrive SP Advanced User Guide
357
Issue Number: 10 www.controltechniques.com
5.21 Menu 21: Second motor parameters
The following parameters are used instead of the normal motor set-up parameters when Pr
11.45
= 1.
When the alternative parameter set is being used by the drive the decimal point after the right hand digit in the 1st row is on.
For more information about a particular parameter, see the equivalent normal motor map 1 parameter.
* The range shown for Pr
1.07
shows the range used for scaling purposes (i.e. for routing to an analog output etc). Further range restrictions are
applied as given below.
Unlike the motor 1 (Pr
1.14
) this parameter is not used for T28 and T29 digital input auto-selection (see Pr
21.01
Maximum reference clamp
Drive modes
Open-loop, Closed-loop vector, Servo
Coding
Bit
SP
FI
DE Txt VM DP ND RA NC NV
PT
US RW BU
PS
1
1
1
1
Closed-loop vector, Servo = VM
Range
Open-loop
Closed-loop vector, Servo
0 to 3,000.0Hz
SPEED_LIMIT_MAX rpm
Default
Open-loop
Closed-loop vector
Servo
EUR: 50.0, USA: 60.0
EUR: 1,500.0, USA: 1,800.0
3,000.0
Normal
parameter
Open-loop, Closed-loop vector, Servo
Pr
1.06
Update rate
Background read
21.02
Minimum reference clamp
Drive modes
Open-loop, Closed-loop vector, Servo
Coding
Bit
SP
FI
DE Txt VM DP ND RA NC NV
PT
US RW BU
PS
1
1
1
1
Closed-loop vector and Servo = VM
Range
Open-loop
Closed-loop vector and Servo
±3,000.0 Hz *
±SPEED_LIMIT_MAX rpm
Default
Open-loop, Closed-loop vector, Servo
0.0
Normal
parameter
Open-loop, Closed-loop vector, Servo
Pr
1.07
Update rate
Background read
01.08
(Neg min ref enable)
01.10
(Bipolar mode enable)
Open-loop
Closed-loop vector and
Servo
0
0
0 to 01.06
0 to 21.01
0
1
0
0
1
0
-3000 to 0Hz*
-SPEED_LIMIT_MAX to 0
rpm
1
1
-3000 to 0Hz*
-SPEED_LIMIT_MAX to 0
rpm
21.03
Reference selector
Drive modes
Open-loop, Closed-loop vector, Servo
Coding
Bit
SP
FI
DE Txt VM DP ND RA NC NV
PT
US RW BU
PS
1
1
1
1
Range
Open-loop, Closed-loop vector, Servo
0 to 5
Default
Open-loop, Closed-loop vector, Servo
0 (A1.A2)
Normal
parameter
Open-loop, Closed-loop vector, Servo
Pr
1.14
Update rate
4ms read
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