Rockwell Automation 20D PowerFlex 700S Drive Ph I Control, Frames 1...11 User Manual

Page 107

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Programming and Parameters

3-53

394

VoltFdbkLossCnfg

Enter a value to configure the drive's response to a communication error between Motor
Control (MC) and the motor voltage feedback board.

• 0 “Ignore” - Configures the drive to continue running, as normal, when this event

occurs

• 1 “Alarm” - Configures the drive to continue running and set the appropriate alarm bit

when this event occurs

• 2 “FltCoastStop” - Configures the drive to perform a coast stop and set the appropriate

fault bit, in response this event

Default:
Options:

2
0
1
2

“FltCoastStop”
“Ignore”
“Alarm”
“FltCoastStop”

396

User Data Int 01

General purpose parameter available for storage of 32-bit enumerated data by the
operator. This value will be retained through a power cycle.

Default:
Min/Max:

0
-/+2147483648

✓ ✓ 32-bit

Integer

397

User Data Int 02

General purpose parameter available for storage of 32-bit enumerated data by the
operator. This value will be retained through a power cycle.

Default:
Min/Max:

0
-/+2147483648

✓ 32-bit

Integer

398

User Data Int 03

General purpose parameter available for storage of 32-bit enumerated data by the
operator. This value will be retained through a power cycle.

Default:
Min Max:

0
-/+2147483648

✓ 32-bit

Integer

399

User Data Int 04

General purpose parameter available for storage of 32-bit enumerated data by the
operator. This value will be retained through a power cycle.

Default:
Min/Max:

0
-/+2147483648

✓ 32-bit

Integer

400

Rated Amps

This displays the currenting rating of the inverter. The drive automatically sets this at
power up.

Units:
Default:
Min/Max:

Amps
22.0000
0.1000/1000.0000

Real

401

Rated Volts

This displays the name plate voltage rating of the inverter. The drive automatically sets
this at power up.

Units:
Default:
Min/Max:

Volt
480
75/690

16-bit
Integer

402

PWM Frequency

Sets the carrier frequency for the PWM output of the drive. Drive derating may occur at
higher carrier frequencies. For derating information, refer to the PowerFlex 700S Phase I
Control - Reference Manual
, publication PFLEX-RM002. The default is dependant on the
power structure of the drive.

Units:
Default:

Min/Max:

kHz
2.0000 (Fr 5, 6, 9)
4.0000 (Fr 1-4)
1.0000/15.0000 (10.0000 Fr 5, 6, 9)

Real

403

Voltage Class

Sets the drive configuration for high or low voltage class (I.e. a 400 or 480V ac drive).
Allows a choice of configuration and affects many drive parameters including drive rated
current, voltage, power, over loads and maximum PWM carrier frequency.

Default:
Options:

3
2
3

“High Voltage”
“Low Voltage”
“High Voltage”

404

Dead Time

The time delay between turning off and turning on an upper device and a lower device in
the power structure. This parameter is set at power up and is not user adjustable.

Units:
Default:
Min/Max:

µSec
5.0000
2.0000/100.0000

Real

405

Dead Time Comp

The amount of voltage correction used to compensate for the loss of voltage during dead
time. Do not adjust. Contact factory for alternative settings.

Units:
Default:
Min/Max:

%
0
0/200

✓ 16-bit

Integer

406

Power Loss Mode

Enter a value to configure the drive's response to a loss of input power. Input voltage
below the value specified in Par 408 [Power Loss Level]. Enter a value of 0 to make the
drive coast (supply no current to the motor) during the power loss time (specified by Par
407 [Power Loss Time]. Enter a value of 2 to make the drive continue "normal" operation
during the power loss time. Enter a value of 5 to make the drive provide only motor flux
current during the power loss time.

Default:
Options:

0
0
1
2
3
4
5

“Coast”
“Coast”
“Reserved”
“Continue”
“Reserved”
“Reserved”
“Flux Only”

407

Power Loss Time

Sets the time that the drive will remain in power loss mode before a fault is detected.

Units:
Default:
Min/Max:

Sec
2.0000
0.0000 60.0000

✓ Real

408

Power Loss Level

Sets the bus voltage level at which ride-through begins and modulation ends. When bus
voltage falls below this level, the drive prepares for an automatic reset. Enter a
percentage of the bus voltage derived from the high voltage setting for the voltage class.
For example: on a 400-480V drive.

Units:
Default:
Min/Max:

%
22.1
15/95

✓ 16-bit

Integer

409

Line Undervolts

Controls the level of bus voltage that is needed to complete precharge and sets the level
for undervoltage alarm/fault detection. Enter a percentage of the bus voltage derived from
the value in Par 401 [Rated Volts]. For example: on a 480V drive.

Units:
Default:
Min/Max:

%
61.5000
10.0000/90.0000

✓ Real

410

PreChrg TimeOut

Sets the time duration of precharge. If bus voltage does not stabilize within this amount of
time, a Precharge Error exception event occurs.

Units:
Default:
Min/Max:

Sec
30.0000
10.0000 180.0000

✓ Real

No.

Name
Description

Values

Li

nkab

le

Read

-Wr

it

e

Da

ta

T

ype

0.221 480Vac

2

Ч

Ч

150Vdc

=

0.615 480Vac

2

Ч

Ч

418Vdc

=

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