marsden M-950 User manual

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M-900
BED WEIGHER
USER MANUAL

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TABLE OF CONTENTS
Specification ............................................................................................................2
Preperation for equipment……………………………………………………………….3
DP-3810 Indicator……………………………………………………………………………..6
Power Supply…………………………………………………………………………………….6
Panel…………………………………………………………………………………………………7
Key Functions……………………………………………………………………………………7
LCD Symbol Description……………………………………………………………………8
Date & time setting procedure…………………………………………………………9
Normal weighing procedure (patient on bed)....................................... 100
How to use BMI feature.................................................................................. 111
How to use tare function ............................................................................... 122
How to use pre-set tare function................................................................ 133
Set up your device............................................................................................ 144
Printing function ..................................................................................................15
Error message .................................................................................................... 177
Instruction of replacing battery pack……………………………………………..18

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SPECIFICATION
Model
M-950
Capacity
600kg x 200g / 1000kg x 500g
Accuracy
±300g
Weight Unit
0.2kg / 0.5kg
LCD Display
1.0 inch LCD display with 5 and 1/2 digits
Dimension
Weighing Area- 92 X 3.5 X12.5 cm
Key Functions
ON/OFF, ZERO, TARE, BMI, UNIT, HOLD, PRINT,
0-9
Power Supply
Rechargeable battery pack(7.2V
2000mA)
12V 2A switching adaptor
Operation
Temperature
5℃~ 35℃

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PREPARATION FOR MEASUREMENT
1. Using the handle of weigh beam
2. Place weigh beams under bed next to the bed casters.
3. Set the unit on a stable, level surface. When the bubble
indicator is in the centre of the circle, M-950 is leveled correctly.
Bubble indicator: Good
Wrong
All four feet must touch the surface to make sure that M-950
does not rock.

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4. Connect the 4 weighing pads to the indicator via the colour
coded cables.
5. Switch scale on, check at zero and push bed forward and onto
the weigh beams.
We strongly recommend two people to operate the
procedure.

5
Before moving bed on the weigh beam, please turn
on the scale!!
You must make sure that the connecting cable is not
caught under the measuring foot, otherwise faulty
measurements may result.
6. Four bed casters are now placed well on weighing
pads.

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DP3810 Indicator
1. Make sure the battery pack is installed in the battery box of
indicator, or, plug the connector of AC ADAPTER (12V 2A) in the
indicator.
2. Plug the cable to the printer, and then connect its 9D connector
to the indicator.
POWER SUPPLY
The INDICATOR uses a rechargeable battery pack, or an AC
adaptor.
When the indicator displays (low battery indication),
please plug in the AC adaptor for operation and
rechargeable batteries (where rechargeable batteries are
installed) –for at least 4.5 hours if batteries are fully
charged.
The battery should be recharged at least every 3 months
regardless if it is used or not. After a long period in storage,
e.g. over 3 months, the battery should run a full cycle
(charge/discharge) to allow it to restore to full capacity.

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PANEL
KEY FUNCTIONS
Key
Description
ON/OFF
Switching on/off the scale
PRINT
Data transmission via interface
BMI
Determination of Body Mass Index
HOLD
Hold function / determination of stable weighing value
ZERO
The scale is reset to 0.0kg display.
It is possible to set max. up to 2% of maximal load for
verified scales, and 2% or 100% of maximal load for
common scales (possibility of selection in the menu)
TARE
Taring the scale
UNIT
Press this key to select weight units (kg and lb).
NOTE: only “kg” unit can be used in approval mode.
0-9
Entering digits

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LCD SYMBOL DESCRIPTION
Definitions
Stable symbol: To indicate that the weight is stable.
Minor weight: Weight under zero.
Zero symbols: Weight is at zero point.
Power Index: When the indicator show “LO” is means Battery need
to charge.

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DATE & TIME SETTING PROCEDURE
Press HOLD key 3 sec into the TIME SETTING mode, beginning with
the top row, in the flashing space. Press HOLD to change flashing
space.
EX: To input Dec 25, 2008, 8:00am
Enter year. Press
HOLD to change
flashing space.
Enter date.
Ex: 12/25 enter
“12.25”
Press HOLD to
change flashing
space.
Enter time.
Display show
YYYY→MM.DD→TT:SS

10
NORMAL WEIGHING PROCEDURE (patient on
the bed)
Turn On the scale using ON/OFF key.
**(before moving bed on the weigh
bridge)
Setting the PRE-TARE value (bed weight),
scale will automatically perform Tare
function and the minus (-) sign will
appear in front of Pre-Tare value.
Setting Pre-Tare Function please refer
“HOW TO USE PRE-TARE FUNCTION”
(page.14)
Place both the weigh bridges under the bed and push the bed on the
scale.
The upper display will show the net
weight of the patient.
Now if you want BMI also, simply long
press BMI key, the middle display will
show the last height of the patient and
extreme digit will blink. Key in the height
measurement of patient using 0~9 key
and press ENTER key. The third display
will show the BMI of the patient
To print out the weighing result, press
PRINT key.

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HOW TO USE BMI FEATURE
Use the instrument to calculate your BMI and understand your
body condition. Please follow below procedure:
In normal mode, press BMI key to
enter into BMI mode.
The display will show last height and
the extreme left of figure will flicker.
Enter the height by number key.
(ex:170cm)
Proceed to weigh as normal. The
instrument will show the weight,
height, and BMI value.
At this time, the weight and height
can be freely changed, and the BMI
value will automatically calculated
according to the changed weight
and height.
Presses HOLD key to lock the weight, height, and BMI value.
Press HOLD key again to disable the lock function.
Press BMI button to return normal
mode and the person can now take
off the scale.

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HOW TO USE TARE FUNCTION
In normal mode, place a target
which you want to tare its weight
(like clothes) on the scale platform.
Press TARE to tare the weight of
target. LCD will return to zero.
Then client stand on the scale and
weigh.
The result shown is the net weight of
client. The weight of his clothes has
been tared at step 3.
Disable the TARE function or setting tare range (50% or 100%)

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HOW TO USE PRE-TARE FUNCTION
Press ON/OFF to switch on device.
Press TARE key 3sec to enable this
function.
The LCD shows 0.0kg and the Pre-tare
arrow is flashing for input target’s
weight.
Input the weight that you wish to
deduct. Ex: 0.2kg.
Press to finish input.
Now you have 0.2kg as your
deduction.
Weigh 60.2kg and get 60kg as a net
weight.
For multi-interval model, the pre-tare range only possible to set to
50% of full capacity or equal to Max. 1.

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SET UP YOUR DEVICE
When the scale is switched on, hold the [ZERO] key pressed for
about 3 seconds until the display shows successively the „SETUP”
and „A.OFF” symbols.
AUTO-OFF TIME SETUP
This enables operator to setup period to shut off device with no
operation automatically.
BUZZER ON/OFF SETUP
This enables operator to setup ON/OFF to the buzzer.
When the „End” is selected, the setting can be finished with the
[HOLD] key.

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PRINTING FUNCTION
Weight, BMI and Height results can be printed for records using
RS232 interface cable (included in accessory kit).
After weighing and calculating BMI simply press PRINT key to print
out the results.
The format presented below is the standard format of results print-
out and cannot be changed.
Parameters of RS232 interface
Set parameters of the scale interface on the connected device. It is
not possible to change the scale parameters.
Baud rate: 9600 bps
Parity check: None
Data length: 8 bits
Stop bit: 1 bit
Handshake: RTS/CTS
Data code: ASCII

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RS232 Pin out
Connecting with PC
1. Start Hyper Terminal
Start Hyper Terminal program from clicking
Start Menu →Programs →Accessories →Communication →Hyper
Terminal.
2. New Connection Description
Give new connection a name then click OK.
3. Select Your COM Port
Click Connect to select your COM port. Usually there’s only one option for
select. Then click OK.
4. Port Settings
Click Bits per second to set up rate at 9600, Data bits at 8, Parity at None,
Stop bits at 1 and Flow control at Hardware. Then click OK to complete
your setting.
5. Output Data
When the patient has been weighed and BMI calculated, simply press the
PRINT key to output data from scale to PC or an Optional Printer.

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ERROR MESSAGE

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INSTRUCTION OF REPLACING BATTERY PACK
1. Open the battery door.
2. Disconnect the rechargeable battery pack then replace it.
3. Push the female and male connectors together.

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4. Push the battery pack into the battery holder then locate the
cable connector above the battery pack.
5. Replace and close the battery door.