This document provides instructions for installing and calibrating an on-board weighing and dimensioning system for lift trucks used in the LTL freight industry. It describes connecting the pressure transducer, indicator unit, and other components. The system operates by measuring hydraulic pressure when a pallet load is lifted to calculate the weight. Proper installation and calibration procedures are outlined to ensure accurate weighing.

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Installation & Calibration
ED3 & ED4-LTL-WD SkidWeigh Plus Series
Lift Truck On-board Weighing & Dimensioning Systems for LTL Industry
Version1.0:ED3.ED4-LTL -WD
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
* Barcode scan, ID#s for each pallet
* Freight pallet load dimensioning
* Freight pallet load weight
* Fully automatic data “Send” function in real-time to the base station
* Long range RF communication from vehicles to the base station
* Wi-Fi communication from base station to the customer network

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General Installation Guide
This ED3 & ED4-LTL-WD SkidWeigh Plus installation & calibration guide describes how to install, calibrate, test and
use your on-board check weighing & dimensioning kit. Following the instructions in this guide will enable you to get your
system operating quickly and easily. In the event that you require additional assistance, please contact customer support
via e-mail at support@skidweigh.com , visit www.skidweigh.com or contact us at the address or contact number below:
Integrated Visual Data Technology Inc.
3439 Whilabout Terrace, Oakville, ON, Canada, L6L 0A7 Phone: 905-469-0985
Safety
Always disconnect the vehicle battery while installing SkidWeigh system or any other electronic product.
Make sure sure that unit, pressure transducer and any other associated cables are securely mounted and do not impede
any of the vehicle’s controls. Use care when routing the components cables. Route the cables where they will be
protected. Use commonly accepted install practices for after market industrial vehicle electronic devices.
The installation of the SkidWeigh systems should only be performed by an acknowledged lift truck dealer technician or
end user electro and hydraulic technical installer.
Here are two acceptable methods of making a wire connections:
* Soldering your connections (recommended)
* Crimp connectors ( with the use of the proper crimping tool)
Regardless of the method you choose, ensure that the connection is mechanically sound and properly insulated. Use
high quality electrical tape and shrink tubing where necessary.This product is connected directly to the vehicle’s ignition
switch, 12 to 55 V DC. There is no on-off switch on the unit.
* When disabling vehicle operation contact qualified material handling technician for best and safest solution.
Electro-Magnetic Compatibility
CE conformity to EC directive 89/336 (EMC) by application of harmonized standards: Interference stability EN 61000-6-2
and EN 61326-1 interference emit EN 61000-6-3, EN 61326-1 for the pressure transducer.
ED3 SkidWeigh Plus Series
Our policy is one of continuous improvement and the information in this document is subject to change without notice.
Check that software version displayed on LCD is the one applicable for your application.
Overview of components
The standard ED3 /ED4-LTL-WD SkidWeigh Plus check weighing system consist of two main components:
* Digital indicator with wiring harness, mounting bracket and anti-vibration mount
* Hydraulic pressure transducer with 3 wires cable
* Installation & calibration manual and operator usage instruction
* Bar code scanner (type of the barcode scanner is depending on the system industry application)
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com

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Operational principal
The ED3/ED4-LTL-WD SkidWeigh Plus weighing operational concept is based on the hydraulic pressure transducer
mounted in the vehicle lifting hydraulic circuit that will automatically activate the “weighing cycle / specific algorithm ”
every time a skid load is lifted just above the ground. The increase in pressure is converted in an electronic signal at the
sample rate of 16000 readings which is converted into a load weight reading. The automatic load weight / dimensioning
cycle is initiated by barcode scan of each pallet load. Information recorded is send in real time to the base station.
Pressure transducer installation
Pressure transducer installation
precautions
Before installation of the pressure transducer the hydraulic lift
circuit must be pressure free.
There are two ways to do that:
1. Place the forks on the ground in their lowest position and make the hydraulic system pressure free by tilting the mast
forward. The chain(s) should be slack.
2. Lift the forks and position them on the top of a supporting fixture. Start lowering the lifting cylinder into its lowest
position.
Make sure that that installed pressure transducer will not touch any moving parts or assembly of the vehicle while in
normal operation. Pressure transducer has 1/4”-18 NPT male thread. Use thread seal to ensure tight fit.
Selecting the mounting location for digital indicator
Use the mounting bracket with the anti vibration mount and fasten digital indicator on the vehicle dashboard or side
railing preferably on the right hand side. There are many examples of mounting locations that will depend on the vehicle
model. However, additional mounting items such as a flat brackets may be needed to help secure the unit to upper right
corner of the guard or side railing.
Choose the correct location and make sure that:
- Indicator is visible and within reach of the operator
- Location so that operator does not hit a head
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
The pressure transducer must be installed in the lifting hydraulic line between the lift control valve and lift
cylinder(s). Mount a T-piece in hydraulic line. In some cases you can install the pressure transducer in the flow
divider, drilling and tapping for 1/4”-18 NPT male in spare plug (if only single or double mast configuration) or in
the body of the flow divider. Also, you can drill and tap on any “larger elbow” that might be available in the hy-
draulic lifting circuit found in vehicles with larger hoses to accommodate larger vehicle lifting capacities.

4. ! ! ! ! ! ! !
Compact size
All of the SkidWeigh systems are compact, housing dimension of only 120 x
80 x 55 mm.
Electrical Connections
- Orange Wire (+) Ignition switch On position
- Brown Wire (-) Battery negative
- Red Wire, connect to Red wire of the pressure transducer cable
- Black Wire, connect to Black wire of the pressure transducer
cable
- White Wire, connect to White wire of the pressure transducer cable
Pressure transducer cable
White Wire, signal 0 to 2,5 V
Black Wire, signal negative
Red Wire, power supply + 11 V DC
Vehicle Disable Function (Optional Function)
- Dry relay contacts, SPST N.O. 1A contact rating, BLUE and GREEN wires.
- Internal relay will be activated and stay on only when valid operator ID# is entered into the system.
- * Vehicle disable method, connect two wires in series with coil of the relay activating starter solenoid.
* Contact qualified material handling technician for safe vehicle disable method.
ED4 with USB port Optional Barcode Optional Printer Optional Impact Module
Standard with ED4 Series Bluetooth Bluetooth 1 to 16G’s
Bulgin USB assembly CS3578 Series Dot matrix or thermal Low impacts
CSM 3000 Series Thermal label High impacts
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Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com

5. ! ! ! ! ! ! !
Power short circuit protection
All SkidWeigh systems are internally short circuit protected with resettable fuse. There is no need to install external fuse in
orange wire that is connected to the ignition switch, positive voltage.
“Quick test to determine if electrical connections are done right”
Note: SkidWeigh weighing calibration function is not done yet at this stage.
After you have connected electrical power and pressure transducer cable you can “quickly” check the system operation.
This procedure is only to test if electrical connections of the system installation into the vehicle is done
properly!
- Turn On ignition switch
- Digital LCD display will be activated, showing software version and serial number
- Digital LCD display will show current date and tim ( Note: Systems supplied with operator ID#’s, you must enter
operator number in order to advance to LCD display showing date and time)
If the above test is valid than the system electrical connections are done right. The next procedure will be to calibrate the
ED3/ED4-LTL-WD SkidWeigh Plus weighing function.
Lift truck equipped with hydraulic accumulators
If the standard SkidWeigh system is installed on the lift trucks equipped with hydraulic accumulator, please
contact us to provide you with instructions for additional set up procedure.
LCD Display
Aug 04, 2013
13:05:58
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com

6. ! ! ! ! ! ! !
Date / Time Set Up
In the event that date and time is not right you can correct when you press F key and hold it for the moment until LCD
display shows “ENTER FUNCTION”.
Press number 3 and display will be in date / time change mode.
Use left ◀ and ▶ right arrow key (bottom left side of
the keypad) to change the positioned “flashing” cursor
value. Press “Enter key” ↵ (bottom right side
keypad arrow ↵) to confirm and input the setting.
The cursor will automatically move to the next item on
LCD display to be changed ( Month, Day, Year, Hours,
Minutes, Seconds). On the last correction, the
seconds input press “Enter key” ↵ to confirm new
updated date / time value.
Vehicle ID#
Vehicle ID number can be changed as required. Maximum number for vehicle ID is four digits.
- With LCD display showing date / time press F key and LCD display will show “ENTER NUMBER”.
- Press number 5 and LCD will display “ENTER VEHICLE ID”.
- Input your valid vehicle ID number and press “Enter key” ↵.
Weight function, calibration concept
The ED3 & ED4 -LTL-WD SkidWeigh Plus calibration is automatic and is done by lifting empty and loaded forks (or any
other attachment such as paper clamp) just above the ground.
MAKE SURE THAT YOU HAVE A KNOWN LOAD WEIGHT AND KEEP IT NEARBY TO COMPLETE THE CALIBRATION.
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com

7. ! ! ! ! ! ! !
For the best results use at least minimum calibration load test weight of 30 to 50% of maximum lifting capacity of the lift
truck. Use customer floor scale or find a known skid load weight within the operational facility.
Calibration starting point
Lower the empty forks to the ground. There should be no hydraulic pressure in lift hydraulic circuit.
- Turn ignition switch to on position ( electric lift trucks) and start the engine on combustion powered lift trucks
- LCD display will show software version and serial number for the moment and date and time will be displayed.
Note: Systems supplied with operator ID#’s, you must enter operator default factory operator ID# number 111 into
the system to advance to LCD display showing date and time in order to proceed with system calibration. (If default
factory operator ID# of 111 is not valid any more, enter 742F and input a new first valid operator ID# into the system.)
Calibration
To initiate system calibration and LCD display must be showing date / time. Press and hold F key until LCD display
shows ENTER FUNCTION.
Press number “0 “and the LCD display will show
LCD Display
CALIBRATION 1
LIFT EMPTY FORKS
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
Important: If you want the system to show load weight in pounds, use the known
calibration load weight in pounds and enter that value accordingly. The same would
apply if you want the system to show load weight in kilograms. Use the known load
weight in kilograms and enter that value into the system accordingly.
-Lift empty forks just above the ground. You must activate lift control valve and lift the empty forks just
above the ground the same way that you would normally do when lifting loads. Do not slow down this
lifting operational cycle, do not tilt the load and do not lift load to different heights.

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- After few seconds the LCD display will show
At this point you must lower the empty forks to the ground.
The LCD display will show
At this point you must pick up a known load weigh and lower the loaded forks to the ground.
( In our example of the known load weight is 2000 kg)
Enter the known load weight of 2000 into the LCD display and press “Enter key” ↵.
The LCD display will show
LCD Display
CALIBRATION 1
LOWER FORKS
LCD Display
CALIBRATION 1
WEIGHT = ❏
LCD Display
CALIBRATION 1
WEIGHT = 2000
LCD Display
CALIBRATION 1
LIFT LOAD
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
At this point lift loaded forks just above the ground. After few seconds the calibrated load
weight value of of 2000 will be stored in the system memory and the LCD display will show
“LOWER FORKS”.

9. ! ! ! ! ! ! !
OVERLOAD WARNING (Optional)
-The LCD display will automatically prompt you to enter the overload value for specific application
LCD Display
CALIBRATION 1
LOWER FORKS
LCD Display
AUG 28, 2010
12:25:23
LCD Display
CALIBRATION 1
OVERLOAD = _
LCD Display
CALIBRATION 1
OVERLOAD = 3500_
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
Lower the loaded forks to the ground. LCD display will show date and time
System weighing function is completed!
Lower the loaded forks to the ground.
Our example the overload value is 3500.

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Keypad Functions
F0 Starting point to calibrate empty forks
F1 Calibration of first weighing channel if applicable
F2 Calibration of second weighing channel if applicable
F3 Date and time set up
F4 Set up for low and high impacts if applicable
F5 Input for vehicle ID number
F6 Saving to USB * Version 1.4 and higher
F7 Bluetooth Mode (Auto, Manual, Inquiry)
F8 TARE input if applicable
F9 Weight Per Unit (Parts Count) if applicable
LCD Display
AUG 28, 2010
12:25:23
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
Input the overload value and press “Enter key” ↵.
System input for overload value is completed!
The LCD display will go back to normal operational mode showing date / time

11. ! ! ! ! ! ! !
The SkidWeigh Plus LTL-WD System - Automatic Measurement Cycle
Start Of The Measurement Cycle
1. Individual pallet bar code label must be scanned to initiate automatic Weight / Dimensioning cycle (Manual input for
pallet Waybill ID# will be required if the barcode scanner is not available, broken, etc., (see instruction below)
2. The LCD display will show actual bar code ID# for a moment and will move next to show default pallet size 48 x 40
3. If this is the actual pallet size press “Enter key” ↵. If actual pallet size is other than 48 x 40 use left ◀ and ▶ right
arrow key to select current actual pallet size. Press “Enter key” ↵ to confirm new pallet size.
4. The LCD display will indicate to input the pallet Height = _ . Input the pallet height and press “Enter key” ↵.
5. The LCD display will prompt you to lift load just above the ground. As soon the load weight is shown on LCD display
all information will be automatically send to the base station for further analysis.
End Of The Measurement Cycle
——————————————————————————————————————————————
Note:
* New load weight /pallet dimensioning measurement cycle can be initiated only by bar code scan or manual
input of the pallet identification ID#, Waybill ID#, etc.
* Consult operating instructions for barcode scanner supplied
* Bluetooth icon shown on right side of the lower LCD bar indicating that barcode scanner is paired with
SkidWeigh Plus LTL-WD digital indicator
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
Operational Guide

12. ! ! ! ! ! ! !
Lift Truck Operator Usage Instructions
- LCD display shows date /time
2. Scan barcode label on skid load or input valid Waybill ID#
- LCD will show for the moment the barcode number and display will advance to the pallet size input
Note:
For manual input of the pallet ID#, Waybill ID# , etc. press button located on top of the instrument housing and LCD
display will show “ENTER BARCODE”. Input valid ID# and press “Enter key” ↵.
- Use left ◀ and ▶ right arrow key to back space.
3. Standard pallet sizes table
- LCD display will show default pallet size 48 x 40.
- If this is the right pallet size press “Enter key” ↵.
- If this is not a right pallet size use left ◀ and ▶ right arrow key to select actual pallet size and press “Enter key” ↵.
Note: For larger load freight items use left ◀ and ▶ right arrow key to select PALLET SIZE
“MANUAL” and input all 3 dimensions and press “Enter key” ↵.
LCD Display
AUG 28, 2010
12:25:23
LCD Display
BARCODE
674990564444_
LCD Display
PALLET SIZE
48 X 40 _
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
1. Starting of the measurement cycle

13. ! ! ! ! ! ! !
4. Operator input for pallet height
- LCD display will prompt you to input pallet height. Press “Enter key” ↵.
- Use left ◀ and ▶ right arrow key to back space
4. Weighing procedure
- LCD display will prompt you to “LIFT LOAD”.
- Lift the load approx. 2” off the ground using the hydraulic lift lever and accelerator pedal only (same as normal use)
- Do not move vehicle, do not manipulate the tilt, side shift lever function during weighing process.
Note: If loaded skid was not at the ground level the LCD display will show “LOWER FORKS”.
- LCD display will show date / time (when loaded forks lowered to the ground)
- With load weight is shown on LCD display all information will be automatically send to base station.
LCD Display
ENTER PALLET
HEIGHT = _
LCD Display
ENTER PALLET
LIFT LOAD
LCD Display
ENTER PALLET
WEIGHT = 810
LCD Display
AUG 28, 2010
12:26:13
Integrated Visual Data Technology Inc. 3439 Whilabout Terrace, Oakville, Ontario, Canada L6L 0A7 www.skidweigh.com
5. End of the measurement cycle