Rockwell Automation 20B PowerFlex 700 Custom Firmware - Pump Off User Manual

Page 8

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8 PowerFlex 700 with Vector Control Option Custom Firmware

Rockwell Automation Publication 20B-IN020C-EN-P - January 2014

APPLIC

AT

IONS

O

il W

ell P

u

mp

690 [Pump Off Status]

Read Only

Status of the Pump Off function.

Option Descriptions

Pump Off Enbl

Pump off control enabled.

Pump Slowed

A “pump off” condition was detected and the drive is running at reduced speed.

Pump Stopped

A “pump off” condition was detected and the drive stopped (sleeping).

Cycle Used

The cycle torque is used for the pump off detection.

TopOf Stroke

The internal position is between 0…500. Top of stroke is 0.

PumpOff Alrm

A “pump off” condition was detected, but has not yet triggered event. This is a warning
of a pending “pump off” condition.

Pump Stable

The pump is running at a stable speed and not calculating the baseline torque.

Baseline Dis

Baseline torque calculation is disabled. This bit is set when 689 [Pump Off setup] bit 4 is
enabled, or when any of the [Digital InX Sel] parameters are set to selection 61.

692 [% Cycle Torque]

Shows the average torque for a full cycle.

Default:

Min/Max:
Units:

Read Only

-100.0/200.0%
0.1%

693 [% Lift Torque]

Shows the average rod lift torque.

Default:

Min/Max:
Units:

Read Only

-100.0/200.0%
0.1 %

694 [% Drop Torque]

Shows the average rod dropping torque.

Default:

Min/Max:
Units:

Read Only

-100.0/200.0%
0.1%

695 [Stroke Pos Count]

Shows the pump cycle position. The top of the stroke is 0
and rolls over at 10,000.

Default:

Min/Max:
Units:

Read Only

0/15000
0.1

696 [Stroke per Min]

Shows the strokes per minute.

Default:

Min/Max:
Units:

Read Only

0.00/50.00
0.01

697 [Pump Off Count]

Shows the number of times a “pump off” condition has
occurred since this parameter was reset. Count is
maintained through power cycle.

Default:

Min/Max:
Units:

0.0

0.0/60000.0
0.1

Custom Firmware Parameters (cont.)

File

Group

No

.

Parameter Name and Description

See User Manual for symbol descriptions

Values

Re

la

ted

0

0

0

0

0

0

0

x

x

x

x

x

x

x

x

10

0

1

2

3

4

5

6

7

8

9

11

12

13

14

15

1 = Condition True

0 = Condition False

x = Reserved

Bit #

Pump O

ff Enbl

Pump Slo

w

ed

Pump St

opped

Cy

cle U

sed

TopO

f Str

ok

e

PumpO

ff Alrm

Pump Stable

0

Baseline D

is

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