marsden M-640 Bedienungsanleitung
USER MANUAL
M-640
Please take time to read these
instructions before starting
to use the scale
Version 1.0 07/06
Contents
Introduction 3
Product Specification 3
Safety Instructions 4
Explanation of Graphic Symbols 5
Power Supply and Low Battery 6
Operation: Basic Functions 7
Operation: Advanced Functions 9
Using the Scale with a Printer 13
Using the Scale with Bluetooth 14
EMC Guidance and Manufacturer’s Declaration 15
Recommended Separation Distance 17
Error Messages 18
Manufacturer’s Declaration of Conformity 19
Page 2
Thank you for purchasing a Marsden professional medical scale. This is a
precision Class III Weighing Instrument and considerate use will result in
many years of accurate weighing.
The scale has a maximum load capacity of 300kg/500kg which must not be
exceeded.
Product Specification
Model
M-640
Accuracy Class
Class III
Capacity/Division
300kg x 100g; 500kg x 100g<300kg>200g
Weight of Scale
Approximately 46kg
Units of Measure
Kg
Function Keys
ON/OFF, HOLD, TARE, BMI, UNIT, 0-9
Stabilization Time
1-2 Seconds
Operating Temperature
0 to 40˚C
Power Supply
Rechargeable battery pack
6 x AA batteries*
12V 1A AC Adaptor
Indicator Display
2.5cm LCD display with 5 active digits
*contact Marsden for details
Page 3
Safety Instructions
Before putting the device 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 device is designed for use indoors.
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.
Batteries should be kept away from small children. If swallowed, promptly seek medical
assistance.
If you have any problems, contact Marsden/your local dealer/your service partner.
Cleaning
We recommend using alcohol-based wipes or similar when cleaning the scale.
Please do not use corrosive liquids, large amounts of water or high pressure washers.
Always disconnect the scale from the mains power supply before cleaning.
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.
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.
You can obtain further details from your local council, your municipal waste disposal company
or from where you purchased the product.
Page 4
Explanation of Graphic Symbols
SN-21300100
Designation of the serial number of
every device.
(Number as an example)
“Please note the accompanying
documents” or “Observe operating
instructions”
Charder Electronic Co. Ltd
No.103 Guozhong Rd, Dali Dist,
Taichung City 412, Taiwan (R.O.C)
Identification of manufacturer of
medical product including address.
“Electro-medical appliance” with
attachment of type B.
Dispose of old appliances separately
from your household waste.
This product must be disposed of at a
communal collection point.
Carefully read this operation manual
before setup and commissioning, even if
you are already familiar with Marsden
scales.
Transport and storage temperature limit
indicating the upper and lower limit
(transport and storage temperature on
packaging).
Page 5
Power Supply & Low Battery
The indicator uses a rechargeable battery pack, or can be powered from the mains via the AC adaptor.
Make sure the battery pack is installed in the battery box of the indicator. Alternatively, plug the AC
adaptor (12V 2A) into the port on the side of the indicator.
Installing & Replacing the Battery Pack
1. Take out the battery housing.
2. The rechargeable battery pack will slide into, or out of, the housing.
3. Check that the housing pin is connecting to the right point inside the indicator.
4. Place the housing back in the back of the indicator, and close the battery housing cover.
Optional battery
holder (to fit AA sized
batteries –contact
your dealer)
Page 6
Operation: Basic Functions
Switching on the Scale
Press the ON/OFF button firmly.
The scale will first test all of the display
segments.
The scale will now show its current
software version number.
The scale will now go into weighing mode
and should show 0.0kg on the display.
Page 7
Switching off the Scale
Press the ON/OFF button when the scale is
turned on. The scale will now power down.
Setting the Scale to Zero
If for any reason the scale shows a reading
other than 0.0kg it can be reset to zero.
Press the ZERO key once.
The scale will return to 0.0kg.
Page 8
Operation: Advanced Functions
Hold Function
Press the HOLD button once.
Allow the patient to get onto the scale.
After a few seconds the scale will lock on
the person’s weight. When the patient
leaves the scale, the weight will remain on
the display.
Press HOLD again to disable the Hold
function and return the scale to 0.0kg.
Page 9
Body Mass Index (BMI) Function
In normal mode, press the BMI key to
enter into BMI mode.
The display will show the last height
entered and the extreme left digit will
flash. Enter the height by using the
numeric keys. Press the ZERO key to
confirm the height. (NB: There will always
be an active flashing digit in the height
display, unless HOLD is pressed).
Weigh the patient as normal. The display
will show the weight, height and BMI
value. At this time, the weight and height
can be freely changed, and the BMI value
will be automatically calculated according
to the changed weight and height.
Press the BMI key to return to normal
weighing mode.
Page 10
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