AUTOMATION
Operator’s Manual
PRODUCTS
GROUP, INC.
LPD
Loop Powered Display
DOC. 9003708
Rev. A1, 9/14
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • E-mail: sales@apgsensors.com
LPD Rev. A, 6/14
Table of Contents
Warranty............................................................................................................... 3
Display Wiring ...................................................................................................... 4
Using the LPD ....................................................................................................... 5
Access Modes ....................................................................................................... 6
Menu Flow Chart .................................................................................................. 7
Advanced Sengs ................................................................................................ 8
Sensor Labels ........................................................................................................ 9
Input Sengs ....................................................................................................... 9
Specicaons ...................................................................................................... 10
Automation Products Group, Inc.
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APG...Providing tailored solutions for measurement applications
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Rev. A, 6/14 LPD
• Warranty and Warranty Restricons
APG warrants its products to be free from defects of material and workmanship
and will, without charge, replace or repair any equipment found defecve
upon inspecon at its factory, provided the equipment has been returned,
transportaon prepaid, within 24 months from date of shipment from factory.
THE FOREGOING WARRANTY IS IN LIEU OF AND EXCLUDES ALL OTHER
WARRANTIES NOT EXPRESSLY SET FORTH HEREIN, WHETHER EXPRESSED OR
IMPLIED BY OPERATION OF LAW OR OTHERWISE INCLUDING BUT NOT LIMITED
TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A
PARTICULAR PURPOSE.
No representaon or warranty, express or implied, made by any sales
representave, distributor, or other agent or representave of APG which is
not specically set forth herein shall be binding upon APG. APG shall not be
liable for any incidental or consequenal damages, losses or expenses directly
or indirectly arising from the sale, handling, improper applicaon or use of the
goods or from any other cause relang thereto and APG’s liability hereunder, in
any case, is expressly limited to the repair or replacement (at APG’s opon) of
goods.
Warranty is specically at the factory. Any on site service will be provided at
the sole expense of the Purchaser at standard eld service rates.
All associated equipment must be protected by properly rated electronic/
electrical protecon devices. APG shall not be liable for any damage due
to improper engineering or installaon by the purchaser or third pares.
Proper installaon, operaon and maintenance of the product becomes the
responsibility of the user upon receipt of the product.
Returns and allowances must be authorized by APG in advance. APG will
assign a Return Material Authorizaon (RMA) number which must appear
on all related papers and the outside of the shipping carton. All returns are
subject to the nal review by APG. Returns are subject to restocking charges as
determined by APG’s “Credit Return Policy”.
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • sales@apgsensors.com
3
LPD Rev. A, 6/14
Display Wiring
V+
Source
GND
12-14 VDC
MPX
Level
Sensor
Out
Voltage
In
Red Wire Black Wire
LPD
Display
Out
GND
PLC/Input
Device
mA In
Automation Products Group, Inc.
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Rev. A, 6/14 LPD
Using the LPD
Output Status Indicator
Increase Buon
Scalable Bar Graph
Enter Buon
Decrease/Power Buon
Increase Buon
press to cycle upward through menu opons or to increase mode seng values.
Decrease/Power Buon
press to cycle downward through menu opons or decrease mode seng values.
Enter Buon
press to enter into the enter a menu or to accept a parameter seng within a menu.
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5
LPD Rev. A, 6/14
*Access Modes
The LPD has several operang modes which will limit or lock access to the setup menus.
Refer to the mode descripons at the boom of the page for more informaon. To
access the operang mode seng, follow the steps below.
Step 1: Simultaneously press and hold the Decrease buon and the Enter buon for
approximately 5 seconds to bring up the *3 digit mode access number.
Step 2: Use the Increase/Decrease buons to change the value of the ashing digit,
and Enter buon to accept the value and advance to the next digit. The mode
opons are as follows:
Mode Descripon
000 Full Access. All menu opons are accessible, including those that
may not be applicable to all LPD conguraons.
001 Locks access to all setup menus. The Decrease/Power Buon will
turn on/o the display. The Enter buon will scroll between the
maximum, minimum and the current reading.
005 All menus are hidden and all buons are lock, except the Decrease/
Power buon, which will power on/o the LPD.
125 Entering Mode 125 will reset all parameters to factory defaults.
*Also see “
6
Seng Mode Access Password” under Sensor Label secon of page 20.
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Rev. A, 6/14 LPD
Menu Flow Chart
54321
GALLON
ENTR
EXIT
dEFALT
INPUT AVERGE
SENLAb
AdVSET
YES
ENTR
NO
EXIT
20 CAL
4 CAL
20 SET
4 SET
SAM RT
ENTR
EXIT
LAb 2
ENTR
LAb 1
EXIT
PASSWd
UNd-Ld
OVR-Ld
bAR100
bAR 0
V HOLd
SHIFT
MASK
dEC PL
ENTRENTR
AUTO
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7
LPD Rev. A, 6/14
• AdVSET (Advanced Sengs)
dEC PL (Decimal Place): denes the decimal point posion within the reading.
MASK (Digit Mask): allows the user to mask the value of the least signicant digit(s), up
to 3 places, so that masked digit(s) will always display 0 and will not increment.
SHIFT (Digit Shi): allows the user to shi the reading to the right by dividing the
reading by 10, 100, or 1000.
V HOLd (Value Hold): limits the displayed reading to values of the 4mA and 20mA set
points. When enabled, the display will stop increasing/decreasing at the set points even
if the loop current is less than 4mA or greater than 20mA.
bAR 0 (Bar Graph 0%) dene the readings associated with 0% on the display bar graph.
Bars will appear/disappear in 10% increments of the total span.
bAR100 (Bar Graph 100%): dene the readings associated with 100% on the display bar
graph. Bars will appear/disappear in 10% increments of the total span.
OVR-Ld (Overload): causes the display to ash if the reading increases above the set
value.
UNd-Ld (Under-load): causes the display to ash if the reading drops below the set
value.
PASSWd (Password): sets the password required to enter the access mode seng. If
the password is set to 10AAAA, then no password will be required to enter the access
modes (see page 6 for informaon on the access modes).
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Rev. A, 6/14 LPD
• SENLAb (Sensor Labels)
Allows the user to assign 2 custom labels that will alternate on the lower display line.
If only 1 non-alternang label is desired, duplicate the label name in both Label 1 and
Label 2.
• INPUT (Analog Input)
Used to adjust how the LPD reads the analog input signal.
AVERGE: determines how many readings of the analog signal will be averaged together
to become the displayed reading. A higher average seng will result in smoother
readings but will also cause slower response to rapid changes in the input signal.
SAM RT: determines how oen the LPD reads the 4-20mA input signal.
4 SET (4mA Set-point): sets the reading to be associated with a 4mA input signal.
20 SET (20mA Set-point): sets the reading associated with a 20mA input signal.
4 CAL (4mA Calibraon): adjusts the reading at the 4mA end of the input signal.
Decreasing the calibraon value will cause an increase in the reading with an input of
4mA.
20 CAL (20mA Calibraon): adjusts the reading at the 20mA end of the input signal.
Increasing the calibraon value will cause an increase in the reading with an input of
20mA.
• dEFAULT (Reset to Factory Defaults)
Resets all sengs back to factory default values, including the factory 4 mA and 20 mA
calibraon values.
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • sales@apgsensors.com
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LPD Rev. A, 6/14
Specications
Environmental:
Housing: IP67
Storage Temp: -40 to 160
Operating Temp: 0 to 160
Electrical:
Voltage Drop: 4.7V maximum, 4.3V typical
Display Update Rate:
Programmable; 0.1 second minimum
Case Material:
Injection molded EMI-X PDX-W-88341
0
F (-40 to 710C)
0
F (-18 to 710C)
10
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • sales@apgsensors.com
Rev. A, 6/14 LPD
Notes
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • sales@apgsensors.com
11
AUTOMATION
PRODUCTS
GROUP, INC.
Automation Products Group, Inc.
Tel: 1/888/525-7300
1/435/753-7300
Fax: 1/435/753-7490
e-mail: sales@apgsensors.com
www.apgsensors.com
Automation Products Group, Inc.
1025 W. 1700 N.
Logan, UT 84321