Test points, Thermal regulator, Torque limits – Rockwell Automation 20B PowerFlex 70, PowerFlex 700 Reference Manual User Manual

Page 200: Test points thermal regulator torque limits, See drive overload on page 94

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Test Points

200

Rockwell Automation Publication PFLEX-RM001H-EN-P - June 2013

Test Points

Table 17 Testpoint Codes and Functions

Thermal Regulator

See

Drive Overload on page 94

.

Torque Limits

The bus regulator, when enabled, generates a regenerative power

limit to prevent the DC bus voltage from rising. The maximum (value closest to
zero) of the bus regulator regen power limit and [Regen Power Limit] is
converted into a positive and negative torque limit. The positive limit is used
when the motor is regenerating in the reverse direction. The negative limit is used
when the motor is motoring in the reverse direction. Finally, the drive’s torque
reference is limited by the minimum (value closest to zero) of the positive torque
limit from the power limit section and [Pos Torque Limit]. The drive’s torque
reference is also limited by the maximum (value closest to zero) of the negative
torque limit from the power limit section and [Neg Torque Limit].

U

T

IL

ITY

(

F

ile

E)

Di

ag

n

os

ti

cs

234
236

[Testpoint 1 Sel]
[Testpoint 2 Sel]

Selects the function whose value is displayed value in
[Testpoint x Data].
These are internal values that are not accessible through
parameters.
See Testpoint Codes and Functions for a listing of
available codes and functions.

Default:

Min/Max:
Display:

499

0/999
1

235
237

[Testpoint 1 Data]
[Testpoint 2 Data]

The present value of the function selected in [Testpoint
x Sel].

Default:

Min/Max:
Display:

Read Only

0/65535
1

Code Selected in
[Testpoint x Sel]

Function Whose Value is Displayed in
[Testpoint x Data]

0

DPI Error Status

1

Heatsink Temperature

2

Active Current Limit

3

Active PWM Frequency

4

Lifetime MegaWatt Hours

5

Lifetime Run Time

6

Lifetime Powered Up Time

7

Lifetime Power Cycles

8-99

Reserved for Factory Use

32

Vector

FV

Control Status

Motor Torque Ref

Torque

Limit

Rated Volts

Bus Reg Mode A

Bus Reg Mode B

DC Bus Voltage

DC Bus Memory

Speed Feedback

Regen Power Lim

Torque Pos Limit

Torque Neg Limit

Min

Max

24

440

4-7

from Torque Notch Filter

161

162

27

13

153

25

435

436

12

Bus

Voltage

Regulator

Power

Limit

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