marsden VT-250 User manual

Version 1.0 05/22
USER MANUAL
VT-250
Please take time to read these
instructions before starting
to use the scale

Contents
Product Specification 3
Safety Instructions 4
Before Using the Scale 5
Display & Function Keys 5
Operation 6
Error Messages 7
Manufacturer’s Declaration of Conformity
This product has been manufactured in accordance with the harmonized
European standards, following the provisions of the below stated directives:
Electro Magnetic Compatibility Directive 2014/30/EU
Low Voltage Directive 2014/35/EU
Marsden Weighing Machine Group Ltd.
Page 2

Product Specification
Thank you for purchasing a Marsden professional veterinary scale.
This is a precision weighing instrument and considerate use will
result in many years of accurate weighing.
The scale has a maximum load capacity of 250kg which must not be
exceeded.
Model
Marsden VT-250
Capacity/Division
250kg x 100g
Units of Measure
Kg/lb
Function Keys
ON/OFF, HOLD, UNIT, TARE
Display
Easy to read 2.5cm LCD display with five ½
active digits
Operating Temperature
5 to 35°C
Power Supply
6x AA batteries
9v DC adaptor
Dimensions
1160mm x 550mm x 830mm
Warranty
One year
Weight of Scale
35kg
Please note: Marsden’s policy is one of continuous development and therefore
we reserve the right to change product specification without notice.
Page 3

Safety Instructions
Before putting this scale into use, please read with care the information given in this user
manual, which contains important instructions for proper installation, use and maintenance
of the device.
Marsden/the manufacturer shall not be liable for damages arising from failure to heed the
following instructions:
•When using electrical components under increased safety requirements, always
comply with appropriate regulations.
•Inappropriate installation/use will render the warranty null and void.
•Ensure the voltage marked on the power supply unit matches your mains supply.
•This product is not waterproof. We do not recommend using the scale in humid,
damp or wet environments.
•Observe the permissible ambient temperatures for use.
•The device meets the requirements for electromagnetic capability. Do not exceed
the maximum values specified in the applicable standards.
If you have any problems, contact Marsden/your local dealer/your service partner.
Cleaning
•Please do not use corrosive liquids or large amounts of water to clean the scale. We
recommend using alcohol-based wipes or similar.
•Always disconnect the scale from the mains power supply before cleaning.
Never disassemble the scale as this may cause malfunction.
Maintenance
•The scale does not require any routine maintenance. However, we recommend
checking the scale’s accuracy at regular intervals. If any inaccuracies occur, please
contact your local dealer or service partner.
•You can book an accuracy check with the Marsden Service team on 01709 364296.
Disposing of the Scale
•This product should not be treated as regular household waste, but should be
handed in to an electrical/electronic equipment recycling centre.
Page 4

Before using the Scale
•All Marsden VT-250 scales come complete with a stainless steel base and indicator.
There are four easy to use function keys: UNIT, ON/OFF, HOLD, TARE.
•The scale can be used in a fixed location or as a portable scale, powered by either
the DC adaptor or with 6x 1.5 v AA batteries.
•If you require any assistance with using the VT-250, call the Marsden team on 01709
364296, quoting model number VT-250 and the serial number, which can typically
be found on the underside of the scale.
•Before use, ensure the scale is on a flat surface. An un-level surface for weighing
could result in inaccurate readings.
Display & Function Keys
Page 5

Operation
Switching the Scale on/off
•To switch the VT-250 on, press ON/OFF.
•Once the scale shows a line of zeros, it is ready to use.
•To switch the VT-250 off, with the scale switched on press ON/OFF.
Using the Hold function
•The Hold function allows you obtain an accurate weight reading, even if the animal
is moving on the scale.
•To use, place the animal on the scale and press HOLD.
•The arrow at the bottom left of the display will flash briefly and then remain on the
screen, indicating that an accurate weight is being held on the screen.
•To disable the Hold function once you have finished weighing, press HOLD.
Using the Tare function
•The Tare function allows you to remove unwanted weight from the display, such as
a towel or blanket.
•With the scale switched on, place the item you wish to tare off onto the platform.
•Press TARE. The display will show zero, and when you remove the item, a minus
reading.
•When you place an animal to the scale the weight reading will show the weight of
the album, minus the weight of the item you removed using Tare.
•To cancel the saved tare weight, press TARE.
Switching between kg and lb
•At any time, with the scale switched on press UNIT to toggle between kg and lb
readings. The unit of measurement will be indicated on the display.
Changing the auto off function
•When the scale display shows 0.0kg, hold TARE until Unit is displayed.
•Press TARE until the display shows A Off. Press UNIT and 300 will show.
•Press TARE again and the display will show Off. Press UNIT and A Off will be
displayed.
•To end the process, press TARE followed by UNIT.
Page 6

Error Messages
Display
Problem
Solution
Low battery
Replace the 6x AA batteries
or connect the DC adaptor
Over Zero
If zero count is higher than
the setting range, the
display will show this
message.
Under Zero
If zero count is below the
setting range, the display
will show this message.
Overload
If the total load exceeds
250kg, the display will show
this message. The weight
must be removed
immediately from the scale
to prevent damage.
Page 7

IN-0943 6044L REV 03/2017
Tel: [phone]
Fax: [phone]
E-mail: [e-mail]
Manufacturing and Distribution:
Unit 7, Centurion Business Park,
Coggin Mill Way,
Rotherham,
S60 1FB
Head Office:
Unit 1, Genesis Business Park,
Sheffield Road,
Rotherham
S60 1DX
www.marsden-weighing.co.uk