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20

 

of

 

23

 

 

APPENDIX

 

Step

 

Seven

 

Setup:

 

You

 

can

 

view

 

how

 

the

 

LVU2800

 

Series

 

is

 

configured.

 

1.

 

From

 

the

 

main

 

MENU

 

level,

 

press

 

SETUP

 

when

 

VALUES

 

appears.

 

2.

 

When

 

SETUP

 

appears,

 

press

 

the

 

SELECT

 

key.

 

3.

 

Setup

 

will

 

display

 

the

 

following

 

information:

 

a.

 

Units

,

 

Display

,

 

Rev

 

mA

,

 

Safe

,

 

Height

,

 

Fill

H

 

4.

 

When

 

completed,

 

press

 

SELECT

 

when

 

EXIT

 

appears

 

to

 

return

 

to

 

the

 

main

 

program

 

level.

 

Diagnostics

 

(DIAG)

 

Parameters:

 

This

 

mode

 

runs

 

diagnostic

 

tests

 

that

 

confirm

 

operation

 

of

 

LVU2800

 

Series.

  

This

  

mode

 

should

 

only

 

be

 

used

 

when

 

supervised

 

by

 

an

 

Omega

 

Engineering

 

representative.

 

Reset:

 

LVU2800

 

Series

 

enables

 

the

 

end

 

user

 

to

 

reset

 

the

 

entire

 

configuration

 

back

 

to

 

the

 

original

 

factory

 

settings.

  

Follow

 

the

 

instructions

 

below

 

to

 

reset

 

LVU2800

 

Series:

 

1.

 

From

 

the

 

main

 

MENU

 

level,

 

press

 

SELECT

 

when

 

VALUES

 

appears.

 

2.

 

When

 

RESET

 

appears,

 

press

 

the

 

SELECT

 

key.

 

3.

 

When

 

YES

 

appears,

 

press

 

SELECT

 

key

 

to

 

reset

 

LVU2800

 

Series.

 

a.

 

To

 

cancel

 

the

 

reset,

 

press

 

SELECT

 

when

 

NO

 

appears.

 

4.

 

When

 

completed,

 

press

 

SELECT

 

when

 

EXIT

 

appears

 

to

 

return

 

to

 

the

 

main

 

program

 

level.

 

Factory

 

Settings:

 

LVU2800

 

Series

 

HEIGHT

 

FILL

H

 

LVU2810

 

Series

 

118.1”

 

(300

 

cm)

 

114.1”

 

(290

 

cm)

 

LVU2818

 

Series

 

216.5”

 

(550

 

cm)

 

208.5”

 

(530

 

cm)

 

LVU2826

 

Series

 

314.9”

 

(800

 

cm)

 

307.1”

 

(780

 

cm)

 

LVU2832

 

Series

 

393.7”

 

(1000

 

cm)

 

381.9”

 

(970

 

cm)

 

 

User

 

Settings:

 

Fill

 

out

 

the

 

chart

 

below

 

and

 

keep

 

as

 

a

 

record

 

of

 

your

 

configuration.

 

Tank 

Height =  

Fill-H =  

Norm Reverse 

Units 

Inches Feet  cm  Meter 

Percent 

Air Liquid 

Safe 

22mA 21 

mA 20mA 

Hold 

Last 4mA 

 

 

 

Содержание LVU2800 Series

Страница 1: ...LVU2800 Series Ultrasonic Level Transmitter...

Страница 2: ...2 of 23...

Страница 3: ...il Safe Hold Last Empty Full 21 mA 22 mA Easy to reverse mA output 4 20 mA to 20 4 mA Increased output filtering Table of Contents Introduction 3 Specifications 4 Dimensions 4 About this manual 5 Wiri...

Страница 4: ...Feet m or percent Supply voltage 12 28 VDC Loop resist 500 Ohms 24 VDC Signal output 4 20 mA two wire Signal invert 4 20 mA 20 4 mA Signal fail safe 4mA 20 mA 21 mA 22 mA hold last Process temp F 4 t...

Страница 5: ...he transducer is made of Polyvinylidene Fluoride PVDF Make sure that the model which you have selected is chemically compatible with the application media Enclosure While the switch housing is liquid...

Страница 6: ...sure that all electrical wiring of the switch is in accordance with applicable codes Components LVU2800 Series is offered in three different models Depending on the model purchased you may or may not...

Страница 7: ...review of wiring the LVU2800 Series to common display controllers and PLC s Proportional Level Controller LVCN 51 Series JWA mode Factory Setting Proportional Level Controller LVCN 51 Series JWB mode...

Страница 8: ...sor materials must be chemically compatible with the liquids to be measured Design a fail safe system for possible sensor and or power failure Never use the sensor in environments classified as Hazard...

Страница 9: ...played approximately 5 seconds The MENU items will rotate through display press SELECT to change an item Many UNITS of measurement In the MENU mode press SELECT when UNITS is display then select INCHE...

Страница 10: ...height of the liquid from the bottom of the tank o REV MA Allows the transmitter to reverse the current output such that 4 mA is at FULL and 20 mA is at EMPTY o Press Exit to return to the Top level...

Страница 11: ...ng the level of liquid in Percent Omega Engineering recommends that when selecting PERCENT configure the HEIGHT and FILL H settings before selecting PERCENT in order to span the LVU2800 Series for you...

Страница 12: ...e AIR mode Will display the distance from the bottom of the sensor to the surface of the liquid LIQUID mode Will display the height of liquid measured from the bottom of the tank How to change the dis...

Страница 13: ...ss and hold SELECT Approximately 2 seconds until SAVED is displayed 5 When FILL H appears press SELECT 6 Using the UP and DOWN buttons set the Fill Height FILL H to the maximum fill height of the liqu...

Страница 14: ...ppears press SELECT 3 When REV appears press SELECT 4 When EXIT appears press SELECT return to Top Level Menu LVU2800 Series is now in the Reverse mode To switch back to the Normal mode follow the ins...

Страница 15: ...vel Menu How to set using Target Calibration Full Instead of measuring for Full tank the Full distance can be set automatically This method requires that the tank be Full or at the level that is consi...

Страница 16: ...m 6 Avoid mounting in the center of a dome top tank 7 In cone bottom tank position the sensor over the deepest part of the tank Do not install at angle relative to the liquid Do not install within 3 o...

Страница 17: ...educer bushing b Avoid tank adapter thread x thread styles and or pipe stops forward of the installed transducer c Always mount the tank adapter so the majority of fitting is outside the tank i Never...

Страница 18: ...he plane of the flange such as the Banjo 1 Poly ANSI Flange series AF100 c Use a flange with a 2 thread and add a 2 to 1 reducer bushing to complete the installation 2 Flange w thread out of plane 2 F...

Страница 19: ...er bushing to attach the LVU2800 Series to the pipe i With the LVU2810 series be sure to use a plastic reducing bushing 2 Thread x 1 Thread fitting or 2 Slip x 1 Thread fitting d The pipe length shoul...

Страница 20: ...onfiguration back to the original factory settings Follow the instructions below to reset LVU2800 Series 1 From the main MENU level press SELECT when VALUES appears 2 When RESET appears press the SELE...

Страница 21: ...sound pulses are not reaching the transducer First cycle power off and on waiting 5 seconds between the off and on states If problem persists check the installation fitting against the Installation in...

Страница 22: ...22 of 23...

Страница 23: ...23 of 23 M 5127 0312...

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