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Summary of Contents for KERN MCN 200K-1M
- Page 1 KERN & Sohn GmbH Ziegelei 1 +0049-[0]7433-9933-0 72336 Balingen-Frommern +0049-[0]7433-9933-149 Germany info@kern-sohn.com Operating instructions Medical Chair scales KERN MCN TMCN 200K-1M-A Version 1.3 2022-06 TMCN_A-BA-e-2213...
- Page 2 Други езикови версии ще намерите в сайта www.kern-sohn.com/manuals Flere sprogudgaver findes på websiden www.kern-sohn.com/manuals Muud keeleversioonid leiate Te leheküljel www.kern-sohn.com/manuals Más versiones de idiomas se encuentran online bajo www.kern-sohn.com/manuals Άλλες γλωσσικές αποδόσεις θα βρείτε στην ιστοσελίδα www.kern-sohn.com/manualss Vous trouverez d’autres versions de langue online sous www.kern-sohn.com/manuals Citas valodu versijas atradīsiet vietnē...
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Page 3: Table Of Contents
KERN TMCN Version 1.3 2022-06 Operating manual chair scales Contents Technical data ....................5 Declaration of conformity ................6 Explanation of the graphic symbols for medical products ........... 6 Appliance overview ..................9 Overview of displays ....................11 Keyboard overview ....................12 Dimensions .......................13... - Page 4 Navigation in the menu .....................42 10.2 Menu overview......................43 Communication with peripheral devices via KUP connection ....45 11.1 KERN Communications Protocol (KERN Interface Protocol) ........45 11.2 Data output after pressing the PRINT button < manual > ..........46 11.3 Automatic data output < auto> ..................47 11.4...
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Page 5: Technical Data
1 Technical data KERN MCN 200K-1M Item no./ Type TMCN 200K-1M-A Display 6-digit Readability (d) 0.1 kg Weighing range (max) 250 kg Minimum load (min) 2 kg Verification value (e) 100 g ≤50 kg = 0.5 e Accuracy for first verification >50 kg-200 kg = 1 e... -
Page 6: Declaration Of Conformity
2 Declaration of conformity The current EC/EU Conformity declaration can be found online in: www.kern-sohn.com/ce For verified weighing scales (= weighing scales assessed for conformity) the declaration of conformity is included in the scope of delivery. Only these balances are medical products. - Page 7 “Observe operating instructions” “Observe operating instructions” Identification of manufacturer of medical product including address Kern & Sohn GmbH D–72336 Balingen,Germany www.kern-sohn.com “Electro-medical device“ with attachment for type B Device protection class II Dispose of old appliances separately from your household waste! Instead, take them to communal collection points.
- Page 8 Do not step onto the foot rests when stepping or leaving the chair scales! After the balance having been transported to the patient, the balance must be levelled prior to weighing. Mains connection Sealing mark KERN SEAL Supply voltage direct current Information Level balance before use Electrostatically endangered structural...
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Page 9: Appliance Overview
3 Appliance overview 1. Seat pan 2. Bubble level 3. Display Unit 4. Manipulations 5 Rechargeable battery compartment 6 Mains connection 7 KUP TMCN_A-BA-e-2213... - Page 10 Parking brake and adjustment foot Parking brake opened Parking brake closed Foot rest and adjustment foot Folding arm rests TMCN_A-BA-e-2213...
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Page 11: Overview Of Displays
3.1 Overview of displays Stability display Scales are in a steady state Zeroing display Should the balance not display exactly zero despite empty weighing plate, press button. Your balance will be set to zero after a short standby time. Net weight display Illuminated when net weight is displayed Illuminated after weighing scale was tared... -
Page 12: Keyboard Overview
3.2 Keyboard overview Button Designation Function ON/OFF-button Turn on/off HOLD button Hold function/Calculation of a stable weight value In menu: • Select menu items For numeric entry: • Lowering numeric value BMI button Calculation of the Body Mass Index In menu: •... -
Page 13: Dimensions
3.3 Dimensions TMCN_A-BA-e-2213... -
Page 14: Basic Information (General)
4 Basic Information (General) Balances have to be verified for the purposes stated below in accordance with Directive 2014/31/EU. Article 1, paragraph 4. “Determination of mass in the practice of medicine that is, weighing patients for reasons of medical supervision during medical surveillance, examination and treatment.”... - Page 15 ▪ The chair scales may not be used for the transport of people and objects! ▪ As long as the patient is sitting on the chair scales, the wheel brakes must be locked without fail ▪ The arm rests of the chair scales may only be used to rest the lower arms, not for bracing ▪...
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Page 16: Non-Intended Product Use / Contraindications
The responsible user must define a suitable interval as well as type and scope of this test. Information is available on KERN’s home page (www.kern-sohn.com) with regard to TMCN_A-BA-e-2213... -
Page 17: Plausibility Check
In KERN’s accredited DKD calibration laboratory test weights and balances may be calibrated (return to the national standard) fast and at moderate cost. 4.6 Plausibility check Please make sure that the measurement values computed by the appliance are plausible and are allocated to the respective patient, before storing and using the values for further purposes. -
Page 18: Basic Safety Precautions
5.1 Pay attention to the instructions in the Operation Manual Carefully read this operation manual before setup and commissioning, even if you are already familiar with KERN balances. 5.2 Personnel training The medical staff must apply and follow the operating instructions for proper use and care of the product. -
Page 19: Electromagnetic Compatibility (Emc)
6 Electromagnetic compatibility (EMC) 6.1 General hints This device complies with the limits set for medical electrical devices of group 1, class B (as per EN 60601-1-2). The appliance is suitable for home care, as well as for commercial clinic environment. The installation and use of this electrical medical device requires special precautionary measures as outlined in the EMC information below. -
Page 20: Electromagnetic Emission Of Interferences
Disturbances may be caused by improper modification or add-ons to the device or not recommended accessories (such as power supply units or connecting cables). The manufacturer will not be responsible for these. Modifications may also result in a loss of authorization relating to the use of the device. Devices emitting high frequency signals (mobile telephones, radio transmitters, radio receivers) may cause interference in the balance. -
Page 21: Electromagnetic Immunity To Interferences
6.3 Electromagnetic immunity to interferences Guidelines and manufacturer’s declaration - electromagnetic immunity to interferences The balance is determined for the use in an electromagnetic environment, which complies with the requirements specified below. The customer or user of the medical electrical device must ensure that operation takes place in such an environment. Test for immunity to IEC 60601-1-2 Matching level... - Page 22 Guidelines and manufacturer’s declaration - electromagnetic immunity to interferences Distance Test Strip Service Modulation Max. Matching 60601-1-2 level Frequency (MHz) intensity (V/m) Test level Irradiation (MHz) (V/m) radio 380 –390 TETRA Pulse frequency modulation IEC61000-4-3 18 Hz (Test Specification for appendix 430 –470 GMRS port immunity...
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Page 23: Crucial Features Of Performance
6.3.1 Crucial features of performance The balance does not have any crucial features of performance as per IEC 60601-1. The system may be subject to interference by other devices even if these devices conform to current emission requirements as per CISPR. 6.4 Minimum distances Recommended safety distances between portable and mobile HF telecommunication devices and the medical device... -
Page 24: Transport And Storage
7 Transport and storage 7.1 Testing upon acceptance When receiving the appliance, please check packaging immediately, and the appliance itself when unpacking for possible visible damage. 7.2 Packaging / return transport Keep all parts of the original packaging for a possibly required return. -
Page 25: Unpacking, Installation And Commissioning
8 Unpacking, Installation and Commissioning 8.1 Installation Site, Location of Use The balances are designed in a way that reliable weighing results are achieved in common conditions of use. You will work accurately and fast, if you select the right location for your balance. On the installation site observe the following: •... -
Page 26: Installing The Chair Scales
8.4 Installing the chair scales Carefully remove the balance from the packaging, remove plastic cover and setup balance at the intended workstation. Levelling: Place scales on an even surface. Check if the air bubble of the level is within the prescribed circle. ... - Page 27 Turn the wheel (1) until the air bubble of the bubble level is in the black circle Turn the counternuts (2) right to the top. Gap width must not exceed 15 mm! TMCN_A-BA-e-2213...
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Page 28: Battery Operation
Capacity of batteries will soon be exhausted. Batteries completely charged Disclaimer: Only use KERN type rechargeable battery YMR-01 (RC 193650) or batteries AA 1.5 V (6x). Other may cause damages to the product, which can lead to injuries of persons If the balance is not used for a longer time, take out the batteries and store them separately. - Page 29 Insert batteries: Remove the battery compartment cover at the side of the display unit (1) Remove the battery holder (2) Insert the batteries into the battery holder Insert batteries with the battery holder into the battery compartment and lock it with battery compartment cover.
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Page 30: Rechargeable Battery Operation Using An Optional Battery Power Pack
Power is supplied by the external mains adapter which also serves to isolate the mains supply from the scale. The stated voltage value must be the same as the local voltage. Only approved genuine KERN mains adapters may be used in compliance with Directive EN 60601-1. -
Page 31: Safety Cable
The small sticker attached to the side of the display unit indicates the power port: If the symbol appears in the display, the rechargeable battery will soon be exhausted. Connect the power supply unit and charge the rechargeable battery. The flashing symbol informs you during charging about the charging status of the rechargeable battery. -
Page 32: Operation
9 Operation After the balance having been transported to the patient, the balance must be levelled prior to weighing, see graphic below. Step onto and leave the balance Step onto and leave the chair scales only when a qualified person (see chap. 5.2) is present 9.1 Weighing ... -
Page 33: Taring
9.2 Taring The tare weight of any preloads can be deducted by pressing a button so that the actual weight of the person is displayed in subsequent weighings. Put object (such as towel or padding) on the seating pan. (example) ... - Page 34 Store the weight of an object placed on the weighing plate: Start balance by pressing Wait for stability display Place the object whose weight shall be stored as a pre-tare value, on the seat pan. (in this example „1.3 kg“) ...
- Page 35 Enter the pre-tare value manually via the keyboard: Start balance by pressing Wait for stability display Press and keep pressed , the application menu is called up. „ApcMen“, followed by „WghMod“ is displayed Then „PtArE“ appears automatically. Acknowledge by , in the display „PT“...
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Page 36: Hold Function
Delete pre-tare value: • Unload the weighing plate and press , the balance goes to zero display. • Or after adjustment „ManuAL“ press , „cLEAr“ appears. After that press , the pre-tare value is deleted. 9.3 HOLD function The balance has an integrated standstill function (mean value calculation). This allows correct weighing determination of a person although the latter is not keeping still on the seat surface. -
Page 37: Calculation Of The Body Mass Index
9.4 Calculation of the Body Mass Index You need to know a person’s body height before you can calculate the BMI for that person. This should be known. Start balance by Wait for stability display Press The most recently entered body height will be shown in centimeters, the enabled digit flashes. -
Page 38: Classification Of Bmi Values
9.4.1 Classification of BMI values Weight classification for adults over 18 years of age using the BMI in accordance with WHO, 2000 EK IV and WHO 2004. Category BMI (kg/m Risk of diseases associated with overweight Underweight < 18.5 18.5 – 24.9 Normal weight Average Overweight... - Page 39 To set a determined switch-off time, proceed as follows: As described above, call-up the menu item „ModE“ Press , „tiME“ appears, acknowledge on , select the required setting by [2 min] Weighing system will be turned off after 2 min. [5 min] Weighing system will be turned off after 5 min.
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Page 40: Signal Tone When Pressing Button
9.6 Signal tone when pressing button The balance offers the possibility to switch off or on an acoustic signal by pressing the keys. • Menu settings: [bEEPEr] [KEYS – on/oFF] In menu call-up the menu item „bEEPEr“ Press „KEYS“... -
Page 41: Setting Time And Date
9.7 Setting time and date (only available with Real Time Clock) • Menu settings: [dAtiME] Setting date: In menu call-up the menu item „dAtiME“ Press repeatedly until the prompt for entering the year appears „YY20xx“. Enter the current year with (example) and confirm by ... -
Page 42: Menu
10 Menu Access to service menu „tCH“ is locked in verified balances. To disable the access lock, destroy the seal mark and actuate the adjustment switch. For position of adjustment switch, see chap. 18.1. Attention: After destruction of the seal mark the weighing system must be re- verified by an authorised agency and a new seal mark fitted before it can be reused for applications subject to verification. -
Page 43: Menu Overview
10.2 Menu overview Available settings / explanation Menu block Menu item Main menu Submenu SEtuP rS232 RS232 mode Interface bAUd Baud rate 9600, 14400, 19200, 38400, 57600, parameter 115200, 128000, 256000, 600, 1200, 2400, 4800 Data bits: 8dbitS, 7dbitS dAtA Parity nonE, odd, EVEn PAritY StoP... - Page 44 bEEPEr KEYS Signal tone when pressing button Signal tone Acoustic signal on Acoustic signal off AutoFF Mode Settings autom. switch-off function Automatic switch- Automatic switch-off function switched off on function Automatic switch-off independent on the load on the Auto balance Automatic switch-off only with zero display onLY0 timE...
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Page 45: Communication With Peripheral Devices Via Kup Connection
KUP interfaces, may not exceed 10 m in length. 11.1 KERN Communications Protocol (KERN Interface Protocol) KCP is a standardized set of interface orders for KERN balances, which allows many parameters and device functions to be called up and controlled. KERN devices that have KCP can use it to connect easily to computers, industrial control systems and other digital systems. -
Page 46: Data Output After Pressing The Print Button < Manual
Protocol“ manual, available in the download area on our KERN homepage (www.kern- sohn.com). To activate KCP please observe the menu overview of your balance’s operating instructions. KCP is based on simple ASCII orders and replies. Every interaction consists of an order, possibly with arguments separated by spaces and finished by <CR><... -
Page 47: Automatic Data Output < Auto
11.3 Automatic data output < auto> Data output happens automatically without having to press the PRINT-key as soon as the corresponding output condition has been met, dependent on the setting in the menu. Enable function and set the output condition: In Setup menu invoke the menu setting <... -
Page 48: Data Format
W-LAN standard: IEEE 802.11 b/g/n (Wi-Fi) ➢ Network log: TCP/IP with DHCP ➢ Supported encryption methods: WPA, WPA2 ➢ Transmission frequency: 2412 - 2472 MHz ➢ Maximum transmission performance: < 20dBm ➢ Application log: KCP (KERN Communications Protocol): ➢ TMCN_A-BA-e-2213... - Page 49 Set up WIFI connections: 1. The balance creates a WIFI access point as soon as it has started up (WLAN symbol in the balance display appears). Use your computer to connect to this access point. The SSID (name of the balance’s access point) is „AI_THINKER_xxxxxx“ 2.
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Page 50: Print Function
11.7 Print function After a correct connection of the software and the balance, the weighing data can be transferred using the button on the balance. TMCN_A-BA-e-2213... -
Page 51: Bluetooth
12 Bluetooth The balance is optionally available with Bluetooth Low Energy (BLE) and will then be visible to Bluetooth Master devices using its serial number. To access this, please use an appropriate software program / app which supports Bluetooth Low Energy (BLE). Applications exclusively using Bluetooth Classic (BLC) will not work. -
Page 52: Error Messages
14 Error messages Display Description Battery capacity exhausted Battery capacity soon exhausted Zero setting range exceeded Zero setting range not achieved Adjustment error Load instable Underload Overload Should other error messages occur, switch balance off and then on again. If the error message remains inform manufacturer. -
Page 53: Servicing, Maintenance, Disposal
Sterilisation of the appliance not allowed. 15.4 Servicing, maintenance The appliance may only be opened by trained service technicians who are authorized by KERN. We recommend a regular safety-related technical check (STK). Disconnect scales from mains before opening. 15.5 Disposal Disposal of packaging and appliance must be carried out by operator according to valid national or regional law of the location where the appliance is used. -
Page 54: Instant Help For Troubleshooting
16 Instant help for troubleshooting In case of a fault in the program sequence, the balance should be shortly switched off. The weighing process must then be restarted from the beginning. Fault: Possible causes: • The balance is not switched on The weight display does not glow. -
Page 55: Verification
17 Verification General: According to EU directive 2014/31/EU balances must be officially verified if they are used as follows (legally controlled area): a) For commercial transactions if the price of goods is determined by weighing. b) For the production of medicines in pharmacies as well as for analyses in the medical and pharmaceutical laboratory. -
Page 56: Verification Validity Period (Current Status In D)
17.1 Verification validity period (current status in D) Personal scales (including chair and wheelchair scales) in 4 years hospitals Personal balances, when not located in hospitals (for example, unlimited doctor's offices and nursing homes) Baby weighing scales and mechanical birth weight scales 4 years Bed scales 2 years... -
Page 57: Adjustment
1. Carry out adjustment as closely as possible to admissible maximum load of weighing scale. Info about test weights can be found on the Internet at: http://www.kern-sohn.com. • Observe stable environmental conditions. For warm-up time required for stabilisation see chap.1. - Page 58 Procedure: In weighing mode Actuate adjustment switch. The service menu is called up. The first menu item “X10“ appears. Press , the next menu item “AdJuSt” appears Acknowledge by „cAL“ is displayed. Press again , „cALEXt“ is displayed. (should this not be displayed, press repeatedly until „cALEXt“...
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Page 59: Adjustment Switch And Seal Marks
18.1 Adjustment switch and seal marks Position adjustment switch and seal marks: Adjustment switch Self-destroying seal mark TMCN_A-BA-e-2213...
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