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METRON QA-90 User & Service Manual

Electrical safety analyzer
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QA-90
User & Service Manual
QA-90 Electrical Safety Analyzer
P/N 11025
V.3.13

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Summary of Contents for METRON QA-90

  • Page 1 QA-90 User & Service Manual QA-90 Electrical Safety Analyzer P/N 11025 V.3.13...
  • Page 2 (12) months from date of purchase, replace or repair any defective analyzer, if the fault is due to a manufacturing defect. In no event will METRON or its local representatives be liable for direct, indirect, special, incidental, or consequential damages arising out of the use of or inability to use the QA-90 Electrical Safe- ty Analyzer, even if advised of the possibility of such damages.

  • Page 3: Table Of Contents

    Menu and Function Keys ....................3-4 Display Menus and Messages .....................3-4 Measurements with Several Modules in Manual Mode ............3-10 Storing Setup Parame- ters in Flash Memory..............3-11 Upgrading the QA-90 Software Program ................3-13 Cleaning the QA-90 ......................3-15 EXAMPLE TEST MEASUREMENTS ................. 4-1 Test Lead Calibration......................4-1 Connecting an Instrument without Patient Inputs ...............4-2...
  • Page 4 Microprocessor Board Component Location ................B-14 Keypad Board Component Location .................... B-15 Microprocessor System Schematic Diagram Part 1 (QA-90) ............B-16 Microprocessor System Schematic Diagram Part 2 (Integrated Keypad) ........B-17 Microprocessor System Schematic Diagram Part 3 (CPU) ............B-18 Microprocessor System Schematic Diagram Part 4 (CPU) ............

  • Page 5: Manual Revision Record

    Manual Revision Record This record page is for recording revisions to your QA-90 User and Service Manual that have been published by METRON or its authorized representatives. We recommend that only the management or facility representative authorized to process changes and revisions to publications: •...
  • Page 6 Symbols Used In This Manual Caution (Refer to accompanying documents) (See NOTE) Caution, Risk of Electrical Shock (see NOTE) Earth (ground) TERMINAL...

  • Page 7: Introduction

    Test results may be printed out immediately, or stored internally in the unit for later use. QA-90 has full remote control, and may be operated from PRO-Soft QA-90 software. PRO-Soft QA-90 enables you to...
  • Page 8 The current measurement may be executed in lead no. 1 (live). Range 1 0 - 1000 mA RMS (@ <250VAC) Resolution 1 mA ±2% of full scale ±1 LSD Accuracy No. of Tests 1 or multiple Range 2 1 - 16A RMS (@ <250VAC) Resolution 1 mA ±1% of full scale ±1 LSD...

  • Page 9: General Information

    The following leakage currents are measured for each module: Patient leakage current No. of Tests: 6 Mains on applied part leakage current No. of Tests: 2 Patient Auxiliary current No. of Tests: 6 Floating dual lead measurement of No. of Tests: Multiple leakage currents In one test run a maximum of 11 modules with different protection classes may be tested.
  • Page 10 34.2 cm 9.8 in. Depth 30.5 cm 11.0 in. Weight 5.8 kg 4.1 lbs. Standard Accessories User and Service Manual QA-90 (P/N 11025) Additional Accessories Carrying Case (P/N 11100) Carrying case, ext. printer (P/N 10500) Bar Code Reader (P/N 11400)

  • Page 11: Installation

    Repack the unit in a manner to ensure that it cannot shift in the box during shipment. METRON’s product warranty is on page ii of this manual. The war- ranty does not cover freight charges. C.O.D. will not be accepted...

  • Page 12: Setup

    If PRO-Soft QA-90 is being used, attach an RS-232C (null mod- em/data transfer configured) cable to the 9-pin D-sub outlet port located at the rear of the QA-90. Do not attach the printer cable to the QA-90. See below. NOTE...
  • Page 13 Each of the QA-90 tests can be run independently from PRO-Soft in the “Manual” test mode. Results are shown on the PC screen during testing, and the user is prompted to set the tested equipment accor- dingly.
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  • Page 15: Control Switches And Connections

    3. Operating QA-90 This chapter explains the operating controls, switches and menus of the QA-90, details how to use them in testing, and provides general information on printouts and operator maintenance. 3.1 Control Switches and Connections Front Panel Max 265 VAC Max 500 VDC Key Pad 11 alphanumeric keys, used to enter information.
  • Page 16 Bar Code Port 9-pin D-sub. HP-Smartwand Interface (TTL). Printer Outlet Port 25 pin D-sub. Centronic output. Mains connection for test instrument. Mains QA-90 Auxiliary power connection for instrument under test. Auxiliary Power Mains fuses 2 x 16 Amps @ 220V Fuse...

  • Page 17: Key Pad Functions

    Extra earthing point. Earthing Contact 3.2 Key Pad Functions The alphanumeric keys comprise both numbers and letters. Hold the key in and it moves automatically from character to character. 3.3 Function of The Bar Code Reader The bar code reader may be used in the main menu and in the patient lead to record respectively the instrument code and class, module code, number of leads and type.

  • Page 18: Menu And Function Keys

    3.4 Menu and Function Keys The QA-90 uses displays, function keys and a keypad to provide flex- ibility and control over operations. The top three lines in the display are used for messages, status and results. The menu bar is shown at the bottom of the display.
  • Page 19 Press START (F4) to start the test. MEMORY (F2) QA-90’s memory is divided into two parts: tests and sequences. If you have several equivalent instruments to test, you can define one test sequence for all the instruments and store it as a sequence.
  • Page 20 Equipment Code : ...> Store test in memory ....> Display test results ....> MORE SEQ.MEM TEST MAIN MENU Equipment Code : ...> Recall and transfer test from memory ..> Recall and print test from memory ..> MORE GO BACK MAIN MENU Transfer all tests from memory ..>...
  • Page 21 Seven main displays are shown below. SYSTEM SETUP Operator ...> Establishment : ...> MORE STORE CAL. MAIN MENU QA-90 Serial no : XXXXX .> IT-Net : N ..> Power-up delay time Seconds.> MORE GO BACK CAL.
  • Page 22 Stop at new power config : N ...> Stop before new power config : N ...> Stop at new module : N ...> MORE GO BACK CAL. MAIN MENU Multiple Protective Earth Tests : N ...> Multiple Enclosure Tests : N ...> PE Test Current : 25 A.>...
  • Page 23 Language : English ....> Date : XX/XX/XXXX (DD/MM/YYYY) ...> Time : XX:XX:XX (HH:MM:SS) ..> MORE GO BACK AM/PM MAIN MENU Report page length(no of lines) :58 ...> FIRMWARE Ver. XX.XX GO BACK CAL. MAIN MENU 6. Recording and Storing Patient Modules and Patient Leads. •...

  • Page 24: Measurements With Several Modules In Manual Mode

    • Press ADD (F1) to save in the memory. The number of mod- ules stored will be shown in parenthesis in the Module Code line. • Repeat the above guidelines to enter the next module. • Press NEXT (F4) to go to the next patient module stored. •...

  • Page 25: Storing Setup Parame- Ters In Flash Memory

    Current Consumption ....> MORE MAIN MENU Press PL on the keypad to obtain the recording window for Module Code and No of leads. Module Code : ..> No of leads : .......> Type : CF.......> GO BACK PREV. NEXT Select which Module Code to be measured with NEXT (F4) or Prev.
  • Page 26 Press STORE (F2) in SYSTEM SETUP and the display will show you the setup parameters stored in flash. 3-12...
  • Page 27 Operator ...> Establishment : ...> MORE STORE CAL. MAIN MENU 3.8 Upgrading the QA-90 Software Program For installing software, version 2.00 or higher, use the following pro- cedure: 1. Preparation • IMPORTANT! Turn on the unit. When upgrading the software on •...
  • Page 28 MAP calibration: ONLY for production calibration. The QA-90 software upgrade contains two files: comqa90.exe, the communication between computer and the QA-90, and; qa90-xxx.a07 is the program for QA-90. (XXX indicates the version of the firmware.) 2. Prepare the QA-90 for the software upgrade.

  • Page 29: Cleaning The Qa-90

    If the communication is successful, >>>>>>> will appear conti- nuously at the display on the QA-90. When the program is trans- mitted, a normal startup menu will appear on the QA-90. The computer will either show a picture for program transmission, or a clear screen.
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  • Page 31: Example Test Measurements

    Appendix A, IEC 601.1, UL 2601.1 AND VDE 0751 Testing. 4.1 Test Lead Calibration The self-calibration function of the QA-90 is used to determine test lead resistance, and for the values to be taken into account during subsequent testing.

  • Page 32: Connecting An Instrument Without Patient Inputs

    Pa- tient Inputs Connect the mains plug of the instrument to be tested to the QA-90’s terminal on the front panel. Then, connect a calibrated test lead be- tween the ENCL connector on the front panel of the QA-90 and the casing of the instrument to be tested.

  • Page 33: Connecting An Instrument With Patient Inputs

    Inputs This includes IEC Classifications Body (B), Body Float (BF), and Cardiac Float (CF). Connect the mains plug of the instrument to be tested to the QA-90’s terminal on the front panel. Then, connect a calibrated test lead be- NOTE...
  • Page 34 Press Equipment Classification (F6) and select classifica- tion. Press MORE (F1). Press Test according to (F7) and select test standard. Press Test Type (F6) and select either Rapid or Normal. Press Test Mode (F5) and select either Automatic or Ma- nual.
  • Page 35 Test according to : IEC60601.1 ..> Test Type : Rapid ...> Test Mode : Manual ..> GO BACK START...

  • Page 36: Power Cable Test

    4.4 Power Cable Test The earth lead in the power cable is tested as follows. Plug the power cable into the front panel of the QA-90, then connect a calibrated test lead between ENCL. and the each pin on the power cable.

  • Page 37: Current Measurement Test (Dual Lead)

    MANUAL TEST SETUP Mains Voltage ......> Current Consumption ....> MORE MAIN MENU Protective Earth ......> Insulation Resistance ....> Earth Leakage Current ....> MORE GO BACK MAIN MENU Time : Seconds Result : mOhm Limit mOhm START GO BACK PRINT MAIN MENU 4.5 Current Measurement Test (Dual Lead) This test measures leakage current from one instrument to another in-...
  • Page 38 Press Test Mode (F5) and select Manual. Press START (F4). Press MORE (F1) in MANUAL TEST SETUP. Press MORE (F1) three more times. Press Current Measurement Dual Lead (F7). Press START (F1). Equipment Code : ...> Sequence Name : ...> Class: CL1 ,0 leads in 0 modules..>...

  • Page 39: Voltage Measurement Test (Dual Lead)

    4.6 Voltage Measurement Test (Dual Lead) Measuring voltage potentials to a specified reference. Press MORE (F1) in MAIN MENU. Press Test Mode (F5) and select Manual. Press START (F4). Press MORE (F1) in MANUAL TEST SETUP. Press MORE (F1) three more times. Press Voltage Measurement Dual Lead (F6).
  • Page 40 MANUAL TEST SETUP Mains Voltage ......> Current Consumption ....> MORE MAIN MENU 4-10...

  • Page 41: Resistance Measurement (Dual Lead)

    Current Measurement Dual Lead ..> Voltage Measurement Dual Lead ..> Resistance Measurement Dual Lead ..> GO BACK START Voltage : Measure between E+ and E- inputs START GO BACK PRINT MAIN MENU 4.7 Resistance Measure- ment (Dual Lead) Measuring protective earth on fixed installations. Press MORE (F1) in MAIN MENU.

  • Page 42: Connecting Auxiliary Power Source / Isolating Transformer

    Test according to : IEC60601.1 ..> Test Type : Rapid ...> Test Mode : Automatic ..> GO BACK START MANUAL TEST SETUP Mains Voltage ......> Current Consumption ....> MORE MAIN MENU Current Measurement Dual Lead ..> Voltage Measurement Dual Lead ..> Resistance Measurement Dual Lead ..>...
  • Page 43 NOTE The QA-90 power cable must also be connected. If the equipment under test is to be tested for voltages and/or frequen- cies that differs from the nominal mains supply, the test voltage must be connected to the auxiliary inlet. To route the auxiliary power to the contact on the front panel, the procedure below must be executed.
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  • Page 45: Control And Calibration

    5.2 Preparation and Adjustments IMPORTANT! BEFORE TESTING THE QA-90 MUST BE POWERED ON FOR AT LEAST 30 MINUTES PRIOR TO CONDUCTING ANY TESTING. Startup Preparation Press MORE (F1) in MAIN MENU. Press Test according to (F7), and select UL 2601.1.
  • Page 46 Test according to : IEC60601.1 ..> Test Type : Rapid ...> Test Mode : Automatic ..> GO BACK START MANUAL TEST SETUP Mains Voltage ......> Current Consumption ....> MORE MAIN MENU Protective Earth ......> Insulation Resistance ....> Earth Leakage Current ....> MORE GO BACK MAIN MENU...
  • Page 47 Never move this jumper on a calibrated QA-90, because it will cause a fault of about 1.5% on the measurements. How- ever, if the QA-90 is not yet calibrated, the jumper may be moved. The offset adjustment of U2630 is not mandatory, but it results in small measuring improvements.
  • Page 48 4) Change polarity and take a new measurement. Adjust values for both polarities to be equal. Several adjust- ments in both directions may have to be made. 5) Select GO BACK (F2) to return to Manual Test Setup Window 3.

  • Page 49: Calibration

    Press START (F1) and generate a current (10 µA - 10 mA) between ENCL. and Chassis. Then, press STOP (F1). Check that both the level of this current, and the readout on the QA-90 display, are equal. Press GO BACK (F2) twice to go to Manual Test Setup Window 2.
  • Page 50 Use a current source to generate an AC current between Pa- tient Leads 1-10 and EARTH. Check that both the level of this current, and the current readout on the QA-90 display, are equal. Press STOP (F1). Press the PL key on the keypad, then , press PREV (F3) or NEXT (F4) to ensure that the module with Patient Lead 11 (blue lead) is active.
  • Page 51 MORE GO BACK MAIN MENU...
  • Page 52 Patient Leads 1-9 and Lead 10, and between Patient Leads 1-8 and Lead 9. Check that both the level of this cur- rent, and the current readout on the QA-90 display, are equal. Press STOP (F1). Press GO BACK (F2), then press MORE (F1) to advance to Manual Test Setup Window 5.
  • Page 53 Use a power/voltage source to generate an AC voltage. Press STOP (F1). Check that the level of this current, and the current readout on the QA-90’s display are equal. If necessary, adjust the voltage to be equal on UUT and reference. The constant used is the SP/VDML U-constant.
  • Page 54 Press START (F1). QA-90 will time the measurement and stop automatically. Take measurements at 0, 100, 500, 1000 and 2000 mΩ with a Metron calibrating unit. Note that the test current is delivered by a transformer located on the right side of the cabinet.

  • Page 55: Other Calibration Procedures

    1. Bar Code Reader (Optional). This checks the QA-90 Bar Code Reader function and its ability to properly accept scan and con- On older QA-90 firmware versions there is only one constant IR U-constant for insulation resistance measurements. On version series 0.xx there are six constants, while on version series 1.xx there are seven.
  • Page 56 (See paragraph 3.3 for more information on this feature.) Attach the scanning wand’s TTL interface to the 9-pin D-sub port on the QA-90’s rear panel. Return to the Main Menu. 5-12...
  • Page 57 2. Automatic Test Sequence with Printout. This checks the QA- 90’s sequence testing function. For the printout function a printer must be connected to the QA-90, and be ON. See chapter 2 for additional information. Return to the QA-90’s main menu, then press MORE (F1) twice to arrive at page 3.

  • Page 58: Calibration Constants

    The calibration occurs with a calibrating resis- tance of 90 - 110 mΩ. Ensure the power of 500 V is set correctly, and that the QA-90 has reached its operating temperature. General I-constant. Adjust the current measurement for PLC, ALC, MAP, EnLC, ELC, CMDL and the IR tests.
  • Page 59 calibration and calculation of the parameter occurs with a current of 1000 10000 µA from the calibration instrument. PE/RMDL I-constant. Adjust the current measurement for the PE and RMDL tests. When the parameter value increases, the measurement value increases. CC I-constant. Adjust the current measurement for Current Con- sumption.

  • Page 61: Component Functions And Parts

    6. Component Functions and Parts This chapter provides a detailed description of the functions of the main components of the QA-90, as well as a parts list for cross- reference. The QA-90 comprises three printed circuit boards: a metering board, processor and keypad board.

  • Page 62: Measuring System

    The diagram contains the function blocks, as well as the sequence functions for power and auxiliary ter- minals on the rear panel of the QA-90. The T2070 Measurement Transformer is used for "current consumption" measurements.

  • Page 63: Microprocessor System

    5 function blocks comprising a CPU, memory, display, printer inter- face, serial and keypad interface, and keypad board. The QA-90's CPU and keypad board are located behind the front pan- el. The unit comprises a processor system, display, control compo- nents, connection to the metering board, an RS-232 port, printer port, and a port for the bar code pen.

  • Page 64: Component Parts

    ROM with a 12 volt pro- gramming voltage. Refer to Schematic Diagram 5 (Printer and Display IF QA-90). The printer and display interface comprises PD71055, PIO that is used to write to display and to the Centronics output. Data to Centronics goes via LS05, which has an open collector output.
  • Page 65 COMPONENT PART DESCRIPTION QTY. 30-4400547 M40247DY (J) DISPLAY 30-4400690 MA 120690CPA 30-4402612 PALCE26V12H-20PC 30-4402692 SC26C92AC1 N40 30-4406811 MC68HC11AlP 30-4436864 3,6864MHZ HC18 CRYSTAL 30pF P. 30-4480000 8MHZ HC18U CRYSTAL 30pF P. 30-4490327 32,768KhZ YC-38 CRYSTAL 6pF 30-5514065 41671-26-48-1065 MOLEX 30-5514327 28P IC SOCCET SMALL 30-5515025 5268-22-05-7025 30-5600000...
  • Page 66 COMPONENT PART DESCRIPTION QTY. MEASURING BOARD 30+3000033 VC1210 26H 560 VDR MOTSTA 30+4274404 74HC4049T SMD 30+4400071 TL071 SMD 30+4400353 LF353M SMD 30+4405517 NE5517D SMD 30+4405841 UCN5841LW SMD 30+4440280 MAX280CWE SMD 30+4474132 74HCT132 SMD OPA602AP SMD 30+1410320 20K 1W RESISTOR 30+1410327 27K 1W RESISTOR 30+1440510 1M VR37 RESISTOR...
  • Page 67 COMPONENT PART DESCRIPTION QTY. 30+5600000 ABIKO SPADE 12610 30+5630016 09185166914 16P M/K. UTK 30+5800000 GST BGS 180GR. FLATS.6,3M HEADER 2 POL 30+5900244 MP24D4 TRIAC RELE 30+5902101 V23042-A1003-B 101 --A2003 30+5902201 V23026-A1002-B201 12V REL 30+5902401 V23056-A0102-A401 12V REL 30+6600110 PCB QA90 E160.31.2000.U1 30+7403099 BV3099 2X7V2 0,5VA TRANSFORMER 30+7404200...
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  • Page 69: Appendix A: Iec 601.1, Ul 2601.1 And Vde 0751 Testing

    APPENDIX A: IEC 601.1, UL 2601.1 AND VDE 0751 TESTING This appendix describes International Electrotechnical Committee (IEC) Standard 601.1, Underwriters Laboratories (UL) Standard 2601.1, and Verband Deutscher Elektrotechniker e.V. (VDE) 0751 Stan- dard tests, their functions, applicability, and equipment connections. A.1 Classification of Equipment Electrical safety begins with considering the mains electricity supply, and how to feed that into an item of equipment so that it is able to power the electronics internally and, at the same time, ensure that there...
  • Page 70 Class 3. Equipment of this classification is no longer manufactured, and the classification was removed from IEC 601.1 in 1988. The equipment was powered via an isolating, or safety transformer, which generated at its secondary winding a “Medical Safety Extra Low Voltage (MSELV). Symbols.
  • Page 71 Generic Safety Tests • Power Supply Tests: Classes 1 and 2 • Enclosure Tests • Applied Parts Tests: Types B, BF and CF • Systems Tests...

  • Page 72: Tests On Mains Powered Class 1 & 2 Equipment According To Iec 601.1/Ul 2601.1

    A.2 Tests on Mains Powered Class 1 & 2 Equipment According To IEC 601.1/UL 2601.1 Test P.E. 1 - Protective Earth Continuity • Applicable to Class 1, Types B, BF and CF. • Measures impedance of Protective Earth Terminal to all exposed parts of the instrument under test, which are connected to the Protective Earth.
  • Page 73 • Measures insulation resistance between the Applied Part, to the Protective Earth terminal of the instrument under test. • Minimum: 10.0 MOhms. Test E.L.C. 1 - Earth Leakage Current: Normal Condition • Applicable to Class 1, Types B, BF and CF. •...
  • Page 74 • For Type BF and CF equipments, measures with the AP/GND switch S3 open and closed. • Maximum leakage current: 1000 µA (Range: DC and AC up to 1 kHz). Test ENCL. 1 - Enclosure Leakage Current: Normal Condition • Applicable to Classes 1 and 2, Types B, BF and CF.
  • Page 75 Test ENCL. 3 - Enclosure Leakage Current: S.F.C. Open Earth (Ground) • Applicable to Class 1, Types B, BF and CF. • Measures leakage current of the exposed metal parts of the instrument under test with Protec- tive Earth open circuit (S4 = open); normal and reversed polarity using S2. •...
  • Page 76 10. Test P.L.C. 2 - Patient Leakage Current: S.F.C. Open Supply • Applicable to Classes 1 and 2, Types B, BF and CF. • Measures patient leakage current to earth from all Applied Parts in parallel with one supply lead interrupted (S1 = open); normal and reversed polarity using S2. •...
  • Page 77 12. Test P.L.C. 4 - Patient Leakage Current: S.F.C. Mains on Applied Part • Applicable to Classes 1 and 2, Types BF and CF. • Measures leakage current to earth from Applied Part to earth caused by external mains voltage on Applied Part, and with switch S5 open and closed.
  • Page 78 • Measures the current flowing between one of the Applied Parts and all of the others in paral- lel, e.g., patient leads; normal and reversed polarity using S2. • AP switch is used to obtain all AP combinations. • Maximum auxiliary current Types B and BF: 10 µA DC; 100 µA (Range: AC 0.1 Hz up to 1 kHz).
  • Page 79 14. Test P.A.C. 2 - Patient Auxiliary Current: S.F.C. Open Supply • Applicable to Classes 1 and 2, Types B, BF and CF. • Measures the current flowing between one of the Applied Parts and all of the others in parallel with one supply lead interrupted (S1 = open);...
  • Page 80 15. Test P.A.C. 3 - Patient Auxiliary Current: S.F.C. Open Earth (Ground) • Applicable to Class 1, Types B, BF and CF. • Measures the current flowing between one of the Applied Parts and all of the others in parallel with the Protective Earth open circuit (S4 = open);...

  • Page 81: Tests On Internally Powered Equipment According To Iec 601.1/Ul 2601.1

    A.3 Tests on Internally Powered Equipment According To IEC 601.1/UL 2601.1 Test I.P. 1 - Enclosure Leakage Current: Normal Condition • Applicable to internally powered equipment, Types B, BF and CF. • Measures leakage current of the exposed metal parts of the instrument under test. •...
  • Page 82 Test I.P. 3 - Patient Leakage Current: S.F.C.: Mains on Applied Part • Applicable to internally powered equipment, Types BF and CF. • Measures the patient leakage current from the Applied Parts to the enclosure caused by the ex- ternal mains voltage on the Applied Part. •...

  • Page 83: System Tests Based On Iec 601.1/Ul 2601.1

    A.4 System Tests Based on IEC 601.1/UL 2601.1 Test SYS. 1 - Enclosure Leakage Current: Normal Condition • Applicable to Classes 1 and 2, Types B, BF and CF. • Measures leakage current of the exposed metal parts of the instrument under test and between parts of the system within the patient environment;...

  • Page 84: Tests According To Vde 0751-1, 10/1990

    A.5 Tests According To VDE 0751-1, 10/1990 Test VDE 0751-1 Test 1 - Replacement Leakage Current Fig. 9. (Ersatz - Ableitstrom nach Bild 9) • Applicable to Classes 1 and 2, Types B, BF and CF. (For Class 1: Protective Earth conductor is not connected.) •...
  • Page 85 Test VDE 0751-1 Test 3 (Replacement Patient Leakage Current) (Ersatz - Patientableit- strom) • Applicable to Classes 1 and 2, Types BF and CF. • Measures replacement leakage current to mains part from all Applied Parts and enclosure in parallel. •...
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  • Page 87: Appendix B: Diagrams

    Microprocessor Board Component Location ................B-13 Keypad Board Component Location .................... B-14 Microprocessor System Schematic Diagram Part 1 (QA-90) ............B-15 Microprocessor System Schematic Diagram Part 2 (Integrated Keypad) ........B-16 Microprocessor System Schematic Diagram Part 3 (CPU) ............B-17 Microprocessor System Schematic Diagram Part 4 (Memory) .............
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  • Page 89: Mains & Eut Connections Schematic Diagram

    Mains & EUT Connections Schematic Diagram DESCRIPTION Mains & EUT Connections DRAW CAT. METRON Schematic diagram DRAW NO. E160.20.0F00.U3 PRODUCT DATE PAGE QA-90 20.11.1995 1 of 1...

  • Page 90: Measuring Board Component Location Layer 1

    Measuring Board Component Location Layer 1...

  • Page 91: Measuring Board Component Location Layer 2

    Measuring Board Component Location Layer 2...

  • Page 92: Measuring System Schematic Diagram Part 1 (Measuring Preparation

    Measuring System Schematic Diagram Part 1 (Measuring Preparation)

  • Page 93: Measuring System Schematic Diagram Part 2 (High Voltage Interface

    Measuring System Schematic Diagram Part 2 (High Voltage Interface)

  • Page 94: Measuring System Schematic Diagram Part 3 (High Voltage Logic

    Measuring System Schematic Diagram Part 3 (High Voltage Logic)

  • Page 95: Measuring System Schematic Diagram Part 4 (High Voltage Drivers

    Measuring System Schematic Diagram Part 4 (High Voltage Drivers) DESCRIPTION High Voltage Drives DRAW CAT. METRON Schematic diagram, Part 4 DRAW NO. E160.20.2300.U3 PRODUCT DATE PAGE QA-90 17.10.1995 4 of 8...

  • Page 96: Measuring System Schematic Diagram Part 5 (Applied Part Matrix

    Measuring System Schematic Diagram Part 5 (Applied Part Matrix) DESCRIPTION Applied Part Matrix DRAW CAT. METRON Schematic diagram, Part 5 DRAW NO. E160.20.2400.U3 PRODUCT DATE PAGE QA-90 17.10.1995 5 of 8 B-10...

  • Page 97: Measuring System Schematic Diagram Part 6 (Measurement Matrix

    Measuring System Schematic Diagram Part 6 (Measurement Matrix) B-11...

  • Page 98: Measuring System Schematic Diagram Part 7 (Program Amplifier And Lowpass

    Measuring System Schematic Diagram Part 7 (Program Amplifier and Lowpass) B-12...

  • Page 99: Measuring System Schematic Diagram Part 8 (Relay Drivers

    Measuring System Schematic Diagram Part 8 (Relay Drivers) B-13...

  • Page 100: Microprocessor Board Component Location

    Microprocessor Board Component Location B-14...

  • Page 101: Keypad Board Component Location

    Keypad Board Component Location DESCRIPTION Keypad Board DRAW CAT. METRON Component Location DRAW NO. PRODUCT DATE PAGE QA-90 17.10.1995 1 of 1 B-15...

  • Page 102: Microprocessor System Schematic Diagram Part 1

    Microprocessor System Schematic Diagram Part 1 (QA-90) B-16...

  • Page 103: Microprocessor System Schematic Diagram Part 2 (Integrated Keypad

    Microprocessor System Schematic Diagram Part 2 (Integrated Keypad) B-17...

  • Page 104: Microprocessor System Schematic Diagram Part 3 (Cpu

    Microprocessor System Schematic Diagram Part 3 (CPU) B-18...

  • Page 105: Microprocessor System Schematic Diagram Part 4 (Cpu

    Microprocessor System Schematic Diagram Part 4 (CPU) B-19...

  • Page 106: Microprocessor System Schematic Diagram Part 5 (Printer And Display Interface

    Microprocessor System Schematic Diagram Part 5 (Printer and Display Interface) B-20...

  • Page 107: Microprocessor System Schematic Diagram Part 6 (Series And Keypad Interface

    Microprocessor System Schematic Diagram Part 6 (Series and Keypad Interface) DESCRIPTION Series and Keypad Interface DRAW CAT. METRON Schematic diagram, Part 6 DRAW NO. E160.20.1300.U1 PRODUCT DATE PAGE QA-90 15.03.1994 6 of 6 B-21...
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  • Page 109: Appendix C: Error Report Form

    APPENDIX C: ERROR REPORT FORM, QA-90 QA-90 ELECTRICAL SAFETY ANALYZER ERROR REPORT FORM FRANCE NORWAY 1345 Monroe NW, Suite 255A 30, rue Paul Claudel Travbaneveien 1 Grand Rapids, MI 49505 91000 Evry, France N-7044 Trondheim, Norway Phone: (+1) 888 863-8766...
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  • Page 111: Appendix D: Suggestion Form

    APPENDIX D: SUGGESTION FORM, QA-90 QA-90 ELECTRICAL SAFETY ANALYZER SUGGESTION FORM FRANCE NORWAY 1345 Monroe NW, Suite 255A 30, rue Paul Claudel Travbaneveien 1 Grand Rapids, MI 49505 91000 Evry, France N-7044 Trondheim, Norway Phone: (+1) 888 863-8766 Phone: (+33) 1 6078 8899...

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