Bender UNIMET 300ST Operating Manual
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Bender UNIMET 300ST Operating Manual

Bender UNIMET 300ST Operating Manual

Testing system for electrical safety
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Operating Manual
UNIMET® 300ST
Testing system for
electrical safety
Software version: 3.2 and later
TGH1365en/10.2012

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Summary of Contents for Bender UNIMET 300ST

  • Page 1 Operating Manual UNIMET® 300ST Testing system for electrical safety Software version: 3.2 and later TGH1365en/10.2012...
  • Page 2 Bender GmbH & Co. KG Londorfer Str. 65 • 35305 Grünberg • Germany Postfach 1161 • 35301 Grünberg • Germany © Bender GmbH & Co. KG Tel.: +49 6401 807-0 All rights reserved. Fax: +49 6401 807-259 Reprinting only with permission E-mail: info@bender-de.com...

  • Page 3: Table Of Contents

    Table of Contents 1. How to get the most out of this manual ............. 5 About this operating manual ....................5 Technical support ........................5 Explanation of symbols and notes ..................6 2. Safety instructions ....................7 Delivery ............................7 Intended use ..........................
  • Page 4 Inhaltsverzeichnis 4.5.6 RS-232 parameters ........................ 23 4.5.7 Buzzer On/Off ......................... 24 4.5.8 Summer time/winter time ....................24 4.5.9 Language/Sprache ....................... 25 4.5.10 Firmware update ........................25 Information ..........................28 5. Testing and measuring ..................29 Testing via classification ..................... 29 5.1.1 Classification ...........................

  • Page 5: How To Get The Most Out Of This Manual

    Each of the registered trademarks which appears in this document remains the property of its owner. 1.2 Technical support As a Bender customer, you will receive technical support and assistance in the event of queries relat- ing to equipment you have purchased. Please contact our Service Department or your next Bender...

  • Page 6: Explanation Of Symbols And Notes

    How to get the most out of this manual 1.3 Explanation of symbols and notes The following terms and symbols are used to denote hazards and instructions in Bender documen- tation: This symbol indicates an immediate risk to life and limb.

  • Page 7: Safety Instructions

    2.4 General safety instructions Bender devices are designed and built in accordance with the state of the art and accepted rules in respect of technical safety. However, the use of such devices may introduce risks to the life and limb of the user or third parties and/or result in damage to Bender devices or other property.

  • Page 8: Delivery Conditions, Guarantee, Warranty And Liability

    Safety instructions 2.5 Delivery conditions, guarantee, warranty and liability The conditions of sale and delivery set out by Bender apply. For software products, the "Softwareklausel zur Überlassung von Standard-Software als Teil von Lieferungen, Ergänzung und Änderung der Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie"...

  • Page 9: System Description

    3. System description 3.1 Function The UNIMET® 300ST is used to test electrical safety. It has been designed for following areas of use: Hospital and care beds  "Prüfung nach Instandsetzung, Änderung elektrischer Geräte - Wiederholungsprüfung elek-  trischer Geräte" (Inspection after repair, modification of electrical appliances - Periodic inspec- tion on electrical appliances) DIN VDE 0701-0702 (VDE 0701-0702):2008-06 with appropriate adapter also protection class I and II three-phase electrical equipment...

  • Page 10: Standard-Compliant Tests

    System description 3.2 Standard-compliant tests The UNIMET® 300ST carries out measurements and tests according to the following standards (see also chapter "7.1 Standards"): IEC 62353:2007-05  DIN EN 62353 (VDE 0751-1):2008-08  ÖVE/ÖNORM EN 62353:2009-01-01  DIN VDE 0701-0702 (VDE 0701-0702):2008-06 ...
  • Page 11 System description The test system and its accessories Side pocket contains the accessories Pos. 2, 3, 4, 8, 9, 10 Inside pocket contains the accessories Pos. 6, 7 Fig. 3.1: Accessories TGH1365en/10.2012...

  • Page 12: Controls

    System description 3.4 Controls Control buttons Backlit LCD for displaying the user menu and the measurement results. Four lines of 20 characters each. Permanently attached power cable for connection to the supply voltage. Sockets - violet: Connection for test probe for testing accessible parts of the device under test.

  • Page 13: Operation And Configuration

    The test system logs on with a beep (only when the buzzer is switched on) and displays the welcome text: UNIMET300ST Test system for electrical safety BENDER GMBH & CO.KG If no test engineer If a test engineer has has logged on yet already logged on...

  • Page 14: Connecting A Printer

    Operation and configuration 4.1.1 Connecting a printer Earthed printers can affect the measurements. Therefore, during the measure- ments, make sure that either - the Centronics interface is not connected to an earthed printer or - the Centronics interface is electrically isolated via a suitable component. Caution A printer can be connected to print out the test results.

  • Page 15: Operation Via The Keyboard

    Operation and configuration 4.2.2 Operation via the keyboard An external keyboard makes it easy to enter the names and ID numbers of the test engineers. You can also operate the UNIMET entirely via the keyboard. The Cursor block " ", " ", "...

  • Page 16: Main Menu

    Operation and configuration 4.3 Main menu ® All UNIMET 300ST functions and submenus can be accessed from the main menu. Menu item Function Page 1. Classification Answer the questions that appear on the screen. The test system will identify the required test steps and limits to be observed.
  • Page 17 Operation and configuration Select the name of a test engineer (log on) as follows: 1. Exit 1. Call up 2. Select test eng. 3. Enter new test eng “Select test eng.” function 4. Delete test eng. 2. Use the arrow keys to select SELECT TEST ENGINEER the test engineer Test engin.:...
  • Page 18 Operation and configuration To delete the name of a test engineer: 1. Exit 1. Call up “Delete test eng.” 2. Select test eng. function 3. Enter new test eng 4. Delete test eng. SELECT TEST ENGINEER 2. Use the arrow keys to select Test engin.: ( 3/ 4) the test engineer...

  • Page 19: Device Settings

    Operation and configuration 4.5 Device settings Some of the following settings are used in generating reports to record the test results. You should therefore check these settings before carrying out the first test. Menu item Function Page 1. Exit Returns to the main menu 2.

  • Page 20: Test Probe Calibration

    Operation and configuration 4.5.1 Test probe calibration Zero balance must be carried out for the UNIMET® 300ST test probe. As with an ohmmeter, this en- sures that the ohmic resistance of the test probe will not affect the PE conductor test result. Recalibrate each time after connecting –...

  • Page 21: Device Type Query

    Operation and configuration 4.5.2 Device type query Test results are often stored in the PC software. If the device to be tested is to be sorted in the software according to type, the type name can be entered in the UNIMET when carrying out the test. In this case, select "Device type query: On".

  • Page 22: Changing The Company Name

    Operation and configuration 4.5.4 Changing the company name The company name must consist of no more than 20 characters. It is printed as a header on the test report. Device setting 2. Test probe calibr. 3. Device type query 4. Warm-up/cool-down 5.

  • Page 23: Rs-232 Parameters

    Operation and configuration On the submenu 7 (see chapter "4.5.8 Summer time/winter time") you can also set whether the switchover from summer time to winter time is to be automatic. If the note on the 4th line of the "Time/Date" setting refers to the current date: If the automatic switchover is enabled and the follow- ing appears during the summer: 'Summer/ CEST' and during the winter 'Wintert/CET'.

  • Page 24: Buzzer On/Off

    Operation and configuration The interface cable supplied (null modem cable or USB1.1-RS-232 converter) is required for the data transfer. The data transfer is always initiated by the PC software. No operation is required on the test system for this to happen. For further information, please see the instruction manual for the PC software.

  • Page 25: Language/Sprache

    Operation and configuration 4.5.9 Language/Sprache User menus and printouts of the test report may be in German or English. Proceed as follows to select the language: Device setting 7. RS-232 parameters 8. Buzzer On/Off 9. Summer/wintertime 1.Select “Language/Sprache” 10. Language/Sprache 1.
  • Page 26 Operation and configuration Proceed as follows to carry out the update: Start the UNIData300 software ("Start -> Program -> UNIMET®300ST -> UNIData300"). Select "Extras -> Firmware-Update UNIMET". Click on the icon (Open folder) to select the update file. Select the update file "UPD162 Vxxx.hex" and click on "Open". TGH1365en/10.2012...
  • Page 27 If the data transfer is interrupted, UNIMET 300ST no longer has any operational operating software. The device must then receive a new operating software from Bender for installation. Caution Wait until the update is finished. UNIMET restarts and then displays the main menu.

  • Page 28: Information

    Operation and configuration 4.6 Information The menu item "Info" on the main menu gives you the following information: Main menu 3. Single test 4. Test eng. catalog. 5. Device setting 6. Info 1. Select “Info” 2. The test system then gives information about: 1.Exit - its device name (in this case, Unimet300ST) Device:UNIMET300ST...

  • Page 29: Testing And Measuring

    5. Testing and measuring 5.1 Testing via classification 5.1.1 Classification Answer the questions that appear on the screen. The test system will identify the required tests and limits to be observed. The guided test sequence will guide you through all the necessary steps to be taken.
  • Page 30 Testing and measuring 6. Select the measurement method 1. Exit 2. Direct measurement for determining the leakage current, 3. Differential meas. e.g. “Direct measurement”. 4. Alternative meas. 7. Select other settings for the test. 1. Exit Label selected setting with “ ”. 2.
  • Page 31 Testing and measuring Example 2: ® Classification of an electric hospital or care bed with the UNIMET 300ST: Main menu 1. Select “Classification” 1. Classification 2. Device catalogue 3. Single test 4. Test eng. catalog 1. Exit 2. Select test standard 2.
  • Page 32 Testing and measuring ® Manual testing of hospital and care beds (UNIMET 300ST) The manual test is basically carried out the same way. However, manual measurements where the bed is in operation (e.g. leakage currents) and the measuring of the insulation resistance are different.

  • Page 33: Tests

    Testing and measuring 5.1.2 Tests The test system must not be used for testing electrical installations. It is exclusive- ly intended for testing devices and systems listed under "System description" on page 9. Caution During insulation measurements, a direct current of 500 V is applied. Touching faulty DUTs when the test probe is in direct contact may expose personnel to the danger of electric shock.
  • Page 34 Testing and measuring Connect the DUT to the test system. To connect hospital beds, care beds and electrical equipment using a plug-in connector: Connecting single-phase permanently installed equipment to the test system – Switch off the power to the device –...
  • Page 35 Testing and measuring Testing the extension cables - Connect connecting cables and extensions as follows: TGH1365en/10.2012...
  • Page 36 Testing and measuring ® Follow the instructions on the UNIMET 300ST display: 1. Connect device under test ** Note ** then start test Connect DUT to Unimet a. switch on! Start: 2. Carry out VISUAL INSPECTION and evaluate 1. Passed visual inspection 2.
  • Page 37 Testing and measuring After the visual inspection, the following tests are carried out for the "Hosp. bed test CI" example: R-PE 0.004 Ω Value: 0.300 Ω Limit: - - - Measuring - - - R-ISO CI Value: > 300.00 MΩ Limit: 2.00 MΩ...
  • Page 38 Testing and measuring Test sequence with warm-up and cool-down period If "warm-up and cool-down period" is activated on the device settings, UNIMET waits until the DUT is powered up or ready for operation. Once the DUT has been connected to the mains supply, the following message appears: WARM-UP PERIOD: Boot up DUT!
  • Page 39 Testing and measuring Now, the leakage current test is carried out: I-ELC CI Diff. Value: 0.04 mA Limit: 0.50 mA - - - Measuring - - - I-ELC CI Diff. Ph-r Value: 0.04 mA Limit: 0.50 mA - - - Measuring - - - The function test is carried out Checking the limits ®...

  • Page 40: Evaluating The Test Result

    Testing and measuring On completion of the test sequence, the functional test is carried out. Here, the DUT is put into operation via the test socket on the test system. 5. Start function test and then evaluate result passed FUNCTIONAL TEST 1.

  • Page 41: Recurrent Test And Device Catalogue

    Testing and measuring 5.2 Recurrent test and device catalogue ® The test results, tests and limits of the device tested by UNIMET 300ST can be stored in the device catalogue. In the case of recurrent tests, the devices are simply called up in the device catalogue and tested again.

  • Page 42: Collective Printout

    Testing and measuring 5.2.1 Collective printout Each DUT stored in the test system can be printed out as a measurement report. Select either all the reports or only the reports for a desired period. Device catalogue 1. Exit 2. Select device 1.

  • Page 43: Backing Up The Device Catalogue

    5.2.2 Backing up the device catalogue The device catalogue contains the ID numbers, the test results and the classification of tested devices for the recurrent test. These data can be backed up on a PC with the Bender-PC software UNIData300.
  • Page 44 Testing and measuring Now select the data to be saved in the UNIData300 device database. Select the data to be stored: - Click on the individual data in the left window, or - Select according to test standard and enable the import filter. Once all the standards are activated, all the data will be selected for saving.
  • Page 45 Testing and measuring To use the data read in on the PC: Select "Device catalogue" -> "Open". The device catalogue data stored on the PC are displayed: The following functions are available: Use the arrow buttons to select a device. All the known data for this device will be displayed. Only the fields "Test interval (months)"...
  • Page 46 Testing and measuring A print preview will appear: - Click on to print. -Click on to export the test report. Formats: PDF, MS-Word, Excel, RTF, HTML 4.0. -In the menu "Extra -> Protocol settings", you can enter the company name (4 lines max.) and insert the company logo for the report.
  • Page 47 Testing and measuring Now select the data to be exported. Select the individual data or click on "Select all". Export the selected data with "Start export". Select the data to be exported: - Click on the individual data in the left window, or - Select according to test standard and enable the export filter.
  • Page 48 Testing and measuring To end UNIData300: Select "Device catalogue"-> "Exit". To save a copy of the device database of UNIData300: The menu "Extra -> Database utilities -> Backup database" enables you to back up the database on the hard drive of your PC. The copy of the database can be found in the folder "C:\Documents and Settings\All Users\Application Data\UNIData300\DB_BACKUP".

  • Page 49: Single Test

    Testing and measuring 5.3 Single test Test steps can be called up in the form of single tests and repeated as often as required. For example, if a limit value is not complied with during a classified test sequence, the test step concerned can be examined in more detail using a single test.
  • Page 50 Testing and measuring TGH1365en/10.2012...

  • Page 51: Maintenance And Calibration

    Like any other test instrument, the UNIMET 300ST requires a regular measured values check. The calibration interval is 36 months. The test system can only be calibrated and adjusted by Bender or a centre approved by Bender. 6.2 Changing the battery ®...

  • Page 52: Disposal

    Keep the device serial number to hand. Call Bender technical support and describe the type of error and the error code. 6.4 Disposal Abide by the national regulations and laws governing the disposal of this device. Ask your supplier if you are not sure how to dispose of the old equipment.

  • Page 53: Data

    7. Data 7.1 Standards 7.1.1 Application standards ® The UNIMET 300ST carries out measurements and tests according to the following standards: DIN EN 62353 (VDE 0751-1):2008-08  "Medical electrical equipment - Recurrent test and test after repair of medical electrical equipment (IEC 62353:2007);...

  • Page 54: Test Steps

    Data 7.2 Test steps ® A classified test sequence with the UNIMET 300ST comprises a number of individual test steps. The test steps are sorted on the basis of measurement numbers. Meas Name of measurement Short text Unit Standard PE conductor resistance, permanently R-PE VDE 0701-0702 attached cable...
  • Page 55 Data Meas Name of measurement Short text Unit Standard PE conductor current - Differential I-PE Differential 3ph VDE 0701-0702 measurement - Three-phase Touch current - Direct measurement I-TC Direct VDE 0701-0702 Touch current - Direct measurement - I-TC Direct Ph-r VDE 0701-0702 Phase reversed Touch current - Differential...

  • Page 56: Technical Specifications

    Data 7.3 Technical specifications Supply voltage................................AC 230 V ± 10%) Frequency range ..................................45 - 65 Hz Power consumption ................................max. 50 VA Maximum load current ..................................16 A Maximum connectable load at 230 V............................3700 VA Protection class ......................................II Ambient temperature ................................0°C - 50 °C Storage temperature ................................

  • Page 57: Ordering Data

    Data 7.4 Ordering data Type Comments Item no. UNIMET® 300ST Test system for electric sick beds and B 96023000 standard hospital beds; tests according to DIN EN 62353, DIN VDE 0701-0702; Uop = AC 230 V; max. load 3500 VA; Plug/socket: German UNIMET®...
  • Page 58 Data TGH1365en/10.2012...

  • Page 59: Index

    INDEX Error types 51 Operating menus 12 Extension cables 20 Operating software 25 Accessories 10 Extensions 35 Ordering data 57 Areas of application 7 Areas of use 9 Firmware 52 PC software 23 Firmware update 25 PE conductor test 36 barcode reading wand 15 Functional test 40 Personnel 7...
  • Page 60 INDEX UP/DOWN keys 14 USB1.1 RS-232 converter 10 - intended 7 Warm-up and cool-down period 38 Warm-up period 21 TGH1400en/02.2012...
  • Page 62 Bender GmbH & Co. KG Londorfer Str. 65 • 35305 Grünberg • Germany Postfach 1161 • 35301 Grünberg • Germany Tel.: +49 6401 807-0 Fax: +49 6401 807-259 E-Mail: info@bender-de.com Web: http://www.bender-de.com...

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