KERN & Sohn GmbH Ziegelei 1 D-72336 Balingen E-mail: info@kern-sohn.com Tel.: +49-[0]7433- 9933-0 Fax: +49-[0]7433-9933-149 Website: www.kern-sohn.com Operating Instructions Personal weighing scale, Handrail scale, Bariatric scale, Wheelchair scale, Transportation stretcher balance KERN MPS_M / MTS_M / MXS_M / MWS_M Version 1.
GB KERN MPS 200K100M / PM KERN MTS 300K100M KERN MXS 300K100M KERN MWS 300K100M KERN MWS 400K100DM KERN MWS 300K1LM Version 1.7 03/2014 Operating Instructions Personal weighing scale without column / with column, Handrail scale, Bariatric scale, Wheelchair scale/ Transportation stretcher balance Contents 1 Technical data ............................................................................................ 4 2 Declaration of conformity .............................................................
7.5 Battery operation/ Rechargeable battery operation (optional) ...............................36 7.5.1 7.5.2 Battery operation .................................................................................................................. 37 Rechargeable battery operation (optional) ........................................................................... 39 7.6 7.7 Initial start-up ........................................................................................................
1 Technical data KERN MPS 200K100M/PM MTS 300K100M 6-position one MXS 300K100M 200 kg 300 kg 300kg 2 kg 2 kg 2 kg 100 g 100 g 100 g Display Weighing range (max.) Minimal load (min.) Verification value (e) Display Recommended calibration weight, (class) LCD with 25 mm high digits 200 kg (M1) 300 kg (M1) Signal rise time (typical) 2–3 s Warm-up time 10 min Operating temperature +5°C …. +35°C Storage temperature -20°C … +60°C Air humidity 300 kg (M1) max.
KERN MWS 300K1LM MWS 300K100M 6-position one MWS 400K100DM 300 kg 300 kg 300kg; 400kg 2 kg 2 kg 2 kg 100 g 100 g 100 g; 200g Display Weighing range (max.) Minimal load (min.) Verification value (e) Display Recommended calibration weight, (class) LCD with 25 mm high digits 300 kg (M1) 300 kg (M1) Signal rise time (typical) 2 – 3 sec. Warm-up time 10 min; 10 min Operating temperature + 5° C …. + 35° C Storage temperature - 20°C … + 60°C Air humidity 400 kg (M1) max.
2 Declaration of conformity Declaration of conformity: refer to the separate document with serial number of the device CE marking: 93/42/EEC 0297 year M 0103 2.1 2009/23/EC The directive relating to non-automatic weighing instruments Explanation of graphical symbols M SN WY 140563 This EC verification sign means that this scale is compliant with the EC Directive 2009/23/EC concerning non-automatic weighing instruments.
Please note operating instructions Please note operating instructions Marking of the medical device manufacturer with its address Kern & Sohn GmbH D – 72336 Balingen Ziegelei 1 „Electro-medical equipment” with usable part of B type Protection class II device Old devices do not belong to municipal waste. They may only be delivered to collection points of municipal waste.
3 Basic directions (general information) According to the Directive 2009/23/EC scales must be verified to the following application purposes. Article 1, paragraph 4 „Determination of weight in the course of medical practice i.e. weighing of patients for the purpose of health monitoring, diagnosis and medical treatment.” 3.1 Use 3.1.1 Indication - Determination of body weight in the course of medical practice. - Used as a „non-automatic scale” i.e.
3.2 Intended use Depending on the model, the scale is used to determine the weight of standing persons, sitting persons and persons lying on a transportation stretcher and the weight of lying babies in medical treatment rooms, as per model. The balance is suitable for recognising, preventing and controlling illnesses. The scales equipped with serial interface can only be connected to the equipment compliant with EN60601-1 standard.
The scale platform can only be walked on by people that can stand on it securely with both feet, or sit calmly (in the case of chair scale and wheel chair scale). Scale platforms or footrests are equipped with anti-slip material which cannot be removed or covered when people are weighed. When scales equipped with height measure are used, pay attention that the top flap is always folded down after their use to avoid danger of injury.
3.4 Guarantee The guarantee shall become void in the event of the following: • non-observation of our guidelines in the Operating Instructions, • use outside the described applications, • alteration to or opening the device, • mechanical damage or damage caused by media, liquids, • usual wear and tear, • inappropriate erection or electric installation, • overloading of the measuring equipment, • scale falling down. 3.
4 Basic safety directions 4.1 Observing the directions included in the Operating Instructions Carefully read this operation manual before setup and commissioning, even if you are already familiar with KERN balances. All language versions contain a non-binding translation. The original German is binding. 4.2 Personnel training The medical staff must apply and follow the operating instructions for proper use and care of the product. 4.
5 EMC guidance and manufacturer's declaration Guidance and manufacturer’s declaration-electromagnetic emissions The MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM is intended for use in the electromagnetic environment specified below. The customer or the user of the MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM should assure that it is used in such an environment.
Guidance and manufacturer’s declaration-electromagnetic immunity The MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM is intended for use in the electromagnetic environment specified below. The customer or the user of the MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM should assure that it is used in such an environment.
Guidance and manufacturer’s declaration-electromagnetic immunity The MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM is intended for use in the electromagnetic environment specified below. The customer or the user of the MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM should assure that is used in such and environment.
Recommended separation distance between portable and mobile RF communications equipment and the MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM The MTS300K100M; MXS300K100M; MPS200K100M; MPS200K100PM; MWS300K100M; MWS400K100DM, MWS300K-1LM is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled.
6 Transport and storage 6.1 Check upon delivery Please check the packaging immediately upon delivery and the device during unpacking for any visible signs of external damage. 6.2 Packaging / return transport Keep all parts of the original packaging for a possibly required return. Only use original packaging for returning. Prior to dispatch disconnect all cables and remove loose/mobile parts. Reattach possibly supplied transport securing devices.
7 Unpacking, installation and starting 7.1 Place of installation, place of use The scale is designed in such a way that reliable weighing results can be achieved under normal application conditions. By selecting the correct location for your scale, you will be able to work quickly and precisely.
7.
Personal weighing scale MPS-PM with column: Scope of delivery: • • • 20 Balance with display unit and tripod Mains adapter 4 screws MPS / MTS / MXS / MWS-BA-e-1417
Assembly: Remove cap (1) Unscrew the screw (2) Pull cable with Plug-in connection (3) through the supporting foot (4) and pull it out at the end (5) Place supporting foot next to the balance MPS / MTS / MXS / MWS-BA-e-1417 21
Introduce cable completely into the tripod tube (6) Reinsert cap (1) Screw-in screw (2) When screwing the screw ensure that the plug-in connector inside the tripod foot is not squeezed. Use the 4 screws to attach the tripod to the bottom of the balance Level balance with foot screws until the air bubble of the water balance is in the prescribed circle. Check levelling regularly.
Adjust foot screw of the tripod in a way that the tripod has a safe base and is not loose.
Mounting height measuring rod MSF 200: How to attach to KERN scale Use the 2 screws for screwing the bracket into the supplied insert nuts on the stand of the scales. Extend the height measuring rod and tighten it in the lower hole of the bracket with the help of the appertaining screw. The height measuring rod can be mounted in the same way at the back of the support stand.
Scale MTS with handrail: Scope of delivery: MPS / MTS / MXS / MWS-BA-e-1417 25
Assembly: Fasten 3 corner elements to the platform, using 4 screws each time. Place the handrail on 3 corner elements and screw it. Fasten the terminal holder to the handrail with 3 screws. Remove the side rubber plugs at both sides of the display. Fasten the display to the holder with both handwheels. Adjust the display position with handwheels.
Bariatric scale MXS: Scope of delivery: MPS / MTS / MXS / MWS-BA-e-1417 27
Wheelchair scale MWS: Scope of delivery: 28 MPS / MTS / MXS / MWS-BA-e-1417
Direction concerning installation of external column on MPS model without column, MXS and MWS models Fasten the round plate to the aluminium profile with screws. Fasten the wall bracket to the top of aluminium profile top with screws. Remove the side rubber plugs at both sides of the display. Fasten the display to the bracket with both handwheels. Adjust the display position with handwheels. Fasten the cable with cable clips.
Assembly of holding bracket set MWS-A02 at the MWS models 1 6 Railing Screw 2 Handrail butts 3 Cross strut 7 Hexagonal socket wrench 8 Screw (for installation cross strut) 9 4 Support Screw (for installation display unit) 5 Tapped bush 30 MPS / MTS / MXS / MWS-BA-e-1417
We recommend engaging a second person to assist you during installation. Carefully remove the plastic cover from the weighing scale, ensuring that the weighing scale does not get scratched in the process. Mount all 4 handrail butts (2) on the weighing scale frame. Ensure that the handrail butt and cable conduit are positioned to the right of the power unit supply point. (s. fig.
Ensuring perfect fit, put the handrail containing three holes for the display unit on the handrail butt (1) and cable conduit. (see fig.) Using the holders 4 (2x) fasten the handrail to the handrail butts. Once again, use screws 6 (3x) and tapped bushes 5 (3x). Carry out same sequence of operations for second handrail. Use the two screws (8) to fasten the cross strut (3). Use the three screws to fasten the mounting plate to the handrail.
Take a screw driver and remove the plastic covers from both sides of the display unit. Screw the display unit to the handle, using the synthetic screws included in the delivery, The reading direction of the display unit is optional and can be adapted during the installation of the application.
Using the synthetic covers, seal both holes in the two handrail butts without cross struts. Once installation is complete, check all screws for tight fit. Otherwise the person to be weighed may suffer an injury. General direction concerning setting up the previously mentioned scales Place a personal weighing scale in the intended location and level it with the adjustable rubber feet until the air bubble in the spirit level (located in the centre of the scale plate) is in the centre.
7.3.1 Scope of delivery Standard accessories: • Mains adapter (complaint with EN 60601-1 standard). • Operating Instructions 7.3.
7.4 Mains socket Power supply is carried out by means of the external mains adapter which also provides separation between mains and a scale. The printed voltage value must be compliant with local voltage. Use only admitted and original KERN mains adapters compliant with EN 60601-1 standard. 7.
7.5.1 Battery operation On models where the back of the display unit is not directly accessible, remove the two black rotary knobs from both sides of the display unit in order to open the battery compartment and remove the display unit from the holder. Lift-off the battery cover on the lower side of the balance Carefully take out the battery holder (1) Insert 6 batteries (AA).
Insert battery holder with the inserted batteries into the display unit Ensure that the cables are not squeezed Close the battery cover If the batteries are run down, "LO" appears in the display. To turn ON OFF off, press the button and immediately change the batteries. If the balance is not used for a longer time, take out the batteries and store them separately. Leaking battery liquid could damage the balance.
7.5.2 Rechargeable battery operation (optional) When an optional rechargeable battery is used, proceed as follows: On models where the back of the display unit is not directly accessible, remove the two black rotary knobs from both sides of the display unit in order to open the battery compartment and remove the display unit from the holder.
Carefully insert the rechargeable battery block and insert plug into connection CN 3 Ensure that the cables are not squeezed Close the battery cover If the rechargeable battery is exhausted, „LO“ is displayed. The rechargeable battery is loaded via the provided plug-in power supply unit (loading time 14 h for a complete loading). If the balance is not used for a longer time, take out the rechargeable battery and store it separately. Leaking liquid could damage the balance.
7.6 Initial start-up To obtain accurate weighing results with electronic scales, the appropriate operating temperature is to be provided for them (refer to „Warm-up time”, section 1). During warm-up the scale must be connected to power supply and switched on (mains socket or batteries). The accuracy of the scale depends on the local acceleration of gravity. The value of acceleration of gravity is given on the rating plate. 7.
8 Operation 8.1 Operation elements - 20 keys of the terminal 8.1.1 Display 8.1.2 Display view No. Display 1 [→0←] 2 [ο] Scale zero display: If the scale does not show exactly zero value although the scale pan is unloaded, press the [→0←] key. After a short waiting time, the scale will be zeroed again. Stabilisation display: If the display shows the stabilisation display [ο], the scale is in the stable condition. When the scale is in the unstable condition, the stabilisation display [ο] disappears.
6 PRE-TARE 7 NET 8 WEIGHT Initially set tare value is active. The net weight is displayed. The present weight value is displayed. 8.1.3 Overview of keyboard 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 0 The scale is reset to 0,0 kg display. It is possible to set max.
9 Using scale 9.1 Weighing Switch on the scale with the [ON/OFF] key. The diagnostic scale self-check is performed and then the software version is displayed. The scale is ready for weighing when the „0,00 kg” weight display is shown. Direction: The [→0←] key makes it possible to zero the scale if necessary and at any time. Place a person in the middle of the scale. Wait until the stability display (ο) is shown and then read the weighing result.
9.2 Taring The dead weight of any initial load used for weighing may be tared away by pressing the key, so that the following weighing shows the real weight of a person to be weighed. E.g. when a rubber mat is put on the scale plate, the scale does not show 0 value. To start the taring process, press the [TARE] key. Now internal weight saving is performed and value of 0.0 kg is displayed. Place a person in the middle of the scale plate. Then read the weight on the display.
9.4 Mother/Child Function The “Mother/Child” function makes it possible to determine the body weight of infants and small children held in an adult’s arms. Turn on the scales using the [ON/OFF] switch. The scales enters the selfdiagnostic mode. The device is ready for operation as soon as “0.00 kg” is shown on the weight display. Position the adult person in the middle of the scales platform. After showing the stability indicator, the scales displays the person’s weight.
9.5.1 Classification of BMI values Classification of weight for adults over 18 years on the basis of Body Mass Index according to WHO, 2000 EK IV and WHO 2004 (WHO - World Health Organization). Category BMI (kg/m2) Risk of diseases accompanying overweight Underweight < 18.5 low Normal weight 18.5 – 24.9 average Overweight > 25.0 9.6 Preobesity 25.0 – 29.9 slightly increased I degree of obesity 30.0 – 34.9 increased II degree of obesity 35.0 – 39.
9.6.1 PRE-TARE function with 5 memories Owing to this function it is possible to store 5 Pre-Tare values (e.g. for different wheelchairs), and then call up them if necessary. Saving PRE-Tare values: To enable a later calling up values from the memory, they are to be entered into the memory first. It is carried out in the following way: The scale plate is unloaded, and the scale display is showing 0,0 kg. Put a weight, whose value is to be saved (e.g.
Printing Pre-Tare memory (refer also to section 8.6): To do this, press the PRE-Tare key repeatedly until the display will show the „ni” (M) symbol. Short pressing the PRINT key will activate printing of the values saved in 5 memories. M1 0.0 kg M2 7.0 kg M3 10.0 kg M4 30.0 kg M5 50.0 kg 9.7 Printing function To use this function, you need the RS232 interface cable (available as accessories) which is connected with the round plug at the terminal back.
10 Error messages The following messages can be shown on the display during switching on or using the scale. ERRL: Too small weight on the scale. ooooo: The scale plate was loaded during switching on the scale. Unload the scale plate. ERR: Overload, too large weight on the scale plate. 11 Service, maintenance, disposal 11.1 Cleaning/Disinfect Weighing plate and display unit scale should be cleaned exclusively with household cleaners or commercially available disinfectants.
11.2 Service, maintenance The device may only be operated and maintained by trained service technicians who are authorised by KERN. Disconnect the scale from mains supply before its opening. 11.3 Disposal Disposal of packaging and device must be carried out by an operator according to valid national or regional law of the location where the device is used.
12 Troubleshooting The scale should be switched off for a short time following an interruption in the program sequence and disconnected from mains supply. It is then necessary to repeat the weighing process from the beginning. Interruption Possible cause Weight display is not illuminated. • The scale is not switched on. • The mains supply connection has been interrupted (mains cable not plugged in/faulty). • Check the fuse of the mains adapter / green LED is illuminated next to the fuse.
13 Verification If a scale is verified, then a verification office or manufacturer puts a verification mark and one or several seals (seals are damaged during removal) on or in the housing. Therefore, scale adjusting without a seal loss is not possible. 13.1 Adjusting Observe stable environmental conditions. The warm-up time (refer to chapter 1) is required to ensure the scale stabilisation. Note: In the case of verified scales, adjusting is locked with the jumper.
30770 Press the [TARE] key, the display will show the present numerical value. Then press the [ENTER] key. CAL O �� CAL 5 �� Press the [HOLD] key. Press the [TARE] key. Enter the required calibration weight value (refer to chapter 1, „Technical data”): Select the item to be changed with the HOLD key and set its numerical value with the [TARE] key. 200.0 Confirm by pressing the [ENTER] key.
13.2 Adjustment key and seals When verification of a scale is finished, the positions indicated on the scale are sealed. Verification of a scale without a seal is invalid. Position of seals: 1. Backside MPS / MTS / MXS / MWS-BA-e-1417 2.
3. MPS 4. MXS, MTS 5.
Position of adjustment switch: 1 Position of adjustment switch 2 3 Status 1. left side not documented 2. centre adjustment position - adjustment is possible 3. right side verification position – adjustment locking 13.3 Checking the scale settings concerning scale verification To start the adjustment function, a scale is to be switched over into the service mode. To do this, set the adjustment switch in the adjustment position (refer to chapter 12.2).
Navigation in menu: When the scale is switched on, press and hold the [→0←] key pressed for about 3 seconds until the display shows successively the „SETUP” and „UNIT” symbol. Press the [TARE] key repeatedly until the required function is displayed. Confirm the selected function with the [HOLD] key. The first parameter will be displayed. Select the required parameter with the [HOLD] key and confirm the selection with the [TARE] key.
Description: Weight unit: kg Scale divisions, weighing range (max.) and read-out (d) Selection of multi-range / single-range scale Single-range scale Multi-range scale Filter: fast / normal / slow Automatic zero tracking: 0,25 d/ 0,5 d/ 1 d/ 3 d/ OFF Stabilisation range: 0,25 d/ 0,5 d/ 1 d/ 3 d/ OFF Zero range: 2% / 100% Overload range: 9 d / 2% Adjusting Auto off function: 120 s / 180 s / 240 s / 300 sec/ OFF Audible signal: ON/OFF Restoring the factory settings (default settings) Exiting the menu 13.
