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Associated Research HypotMAX 7705 Operation And Service Manual

Hipot isolations tester
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Model
7705,10,15,20
Item 38672
OPERATION AND SERVICE MANUAL
HypotMAX
MODEL 7705 (10 kV AC ONLY HIPOT)
MODEL 7710 (12 kV DC ONLY HIPOT)
MODEL 7715 (20 kV AC ONLY HIPOT)
MODEL 7720 (20 kV DC ONLY HIPOT)
SERIAL NUMBER
Ver 3.10
®
© Associated Research, Inc., 2013
13860 West Laurel Drive
Lake Forest, Illinois, 60045
U.S.A.
Printed October 30, 2013

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  • Page 1 MODEL 7710 (12 kV DC ONLY HIPOT) MODEL 7715 (20 kV AC ONLY HIPOT) MODEL 7720 (20 kV DC ONLY HIPOT) SERIAL NUMBER Model © Associated Research, Inc., 2013 13860 West Laurel Drive 7705,10,15,20 Lake Forest, Illinois, 60045 U.S.A. Item 38672 Ver 3.10...

  • Page 2: Declaration Of Conformity

    DECLARATION OF CONFORMITY Manufacturer: Associated Research, Inc. Address: 13860 W. Laurel Dr. Lake Forest, IL 60045 Product Name: 7705/7710/7715/7720 Electrical Safety Compliance Analyzer Model Number: 7705/7710/7715/7720 Conforms to the following Standards: Safety: UL 61010-1:2012 CAN/CSA-C22.2 NO. 61010-1-12 EN 61010-1:2010, EN 61010-2-030:2010...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. INTRODUCTION ....................1 1.1. Warranty ....................1 1.2. Safety Symbols ................... 3 1.2.1. Product Marking Symbols ............3 1.2.2. Caution and Warning Symbols ........... 3 1.3. Glossary of Terms ................3 1.4. Safety ....................5 1.4.1. Service and Maintenance ............5 1.4.2.
  • Page 4 4.2.7. BUS Remote Command Set ............ 28 4.2.8. Memory Lock................28 4.2.9. Default System Parameters ............. 29 4.2.10. Default System Parameter Initialization ........29 4.3. LOCK/LOCAL Key................29 4.3.1. Lock Function ................29 4.3.2. Local Function ................30 4.4. Password Setting ................30 4.5.
  • Page 5 7.1.1. RS-232 Connector ..............53 7.1.2. Communications Port Configuration ......... 53 7.1.3. Sending and Receiving Commands ......... 54 7.2. GPIB Interface ................... 54 7.2.1. GPIB Connector ............... 54 7.2.2. GPIB Address ................55 7.3. Interface Functions ................55 7.4. USB / RS-232 / GPIB Interface Command List ......56 7.4.1.

  • Page 7: Introduction

    1. INTRODUCTION 1.1. Warranty Policies Associated Research, Inc., certifies that the instrument listed in this manual meets or exceeds published manufacturing specifications. This instrument was calibrated using standards that are traceable to the National Institute of Standards and Technology (NIST).
  • Page 8 Elimination of any connections in the earth grounding system or bypassing any safety systems will void this warranty. This warranty does not cover accessories not of Associated Research, Inc. manufacture. Parts used must be parts that are recommended by Associated Research, Inc. as an acceptable specified part. Use of non-authorized parts in the repair of this instrument will void the warranty.

  • Page 9: Safety Symbols

    1.2. Safety Symbols 1.2.1. Product Marking Symbols Product will be marked with this symbol when it is necessary to refer to the operation and service manual in order to prevent injury or equipment damage. Product will be marked with this symbol when hazardous voltages may be present.
  • Page 10 Dielectric: An insulating material that is positioned between two conductive materials in such a way that a charge or voltage may appear across the two conductive materials. Direct Current, DC: Current that flows in one direction only. The source of direct current is said to be polarized and has one terminal that is always at a higher potential than the other.

  • Page 11: Safety

    Any external cleaning failure indication. should be done with a clean, dry or slightly damp cloth. Schematics, when provided, are for reference only. Refer servicing and certification to an Associated Research, Inc. authorized service center. (PHONE: 1 (847) 367-4077 ASSOCIATED RESEARCH, INC.

  • Page 12: Test Station

    Service Interval Associated Research, Inc. will not be held liable for injuries suffered if the instrument is not properly maintained and safety checked annually. See section 1.1. Warranty Policies for more information. 1.4.2. Test Station Location Select an area away from the mainstream of activity where employees do not walk while performing their normal duties.

  • Page 13: Test Operator

    1.4.3. Test Operator This instrument generates voltages and currents that can cause harmful or fatal electric shock and must only be operated by a skilled worker trained in its use. The operator should understand the electrical fundamentals of voltage, current, and resistance. Do not touch the device under test, high voltage test lead, alligator clip, or clip insulator once the test has been started.
  • Page 14 cause heart-related problems. Please have the test operator consult a physician for recommendations.

  • Page 15: Key Features And Benefits

    1.5. Key Features and Benefits of the HypotMAX PATENTED SMARTGFI® SmartGFI™ disables the instrument’ s output voltage in less than 1 millisecond if excessive leakage to ground is detected. If enabled, SmartGFI™ automatically detects if the DUT is floating or grounding and turns ON or OFF accordingly.

  • Page 16: Getting Started

    2. GETTING STARTED Introduction This section contains information for the unpacking, inspection, preparation for use and storage of your Associated Research, Inc., product. 2.1. Unpacking and Inspection 2.1.1. Packaging Your instrument was shipped in a custom foam insulated container. If the shipping carton is damaged, inspect the contents for visible damage such as dents, scratches or a broken display.

  • Page 17: Contents Of Carton

    2.1.2. Contents of the Carton Inside the carton should be the following: HYPOTMAX INSTRUMENT 7715, 7720 7705, 7710 PART DESCRIPTION AR PART NUMBER AR PART NUMBER High Voltage Cable 38686** 38712 Return Cable 38685 38736 Fuse 37780, 6.3 Amp, Slo-Blo 37780, 6.3 Amp, Slo-Blo 250VAC 250VAC...

  • Page 18: Returning The Instrument For Service Or Calibration

    Please include all accessories and test leads. Mark the container “ FRAGILE” to ensure proper handling. Before shipping, contact an Associated Research, Inc. customer support representative at 1-800-858-TEST (8378) to indicate and explain the reason for service.

  • Page 19: Power Requirements

    The mains plug is used as the disconnecting device and shall remain readily operable. The socket-outlet shall be installed. Near the equipment and shall be easily accessible. 2.2.2. Power Requirements This instrument requires a power source of either 115 volts AC ± 10%, 50/60 Hz single phase or 230 volts AC ±10%, 50/60 Hz single phase.

  • Page 20: Environmental Conditions

    Return Connection When the instrument’ s return is grounded, any internal and external stray leakage will be monitored due to currents that flow from high voltage to earth ground (such as from high voltage to the chassis of the instrument). These currents are inherent and will cause errors when trying to monitor very low leakage currents in the micoamp range.

  • Page 21: Specifications And Controls

    3. SPECIFICATIONS AND CONTROLS 3.1. 7705 Functional Specifications INPUT 115/230 VAC ± 10%, Single Phase, User selection Voltage 50/60 Hz ± 5% Frequency Fuse 6.3 Amp, 250V Slow Blow DIELECTRIC WITHSTAND TEST MODE Output Rating 10 kV @ 20 mA Output Adjustment Range: 0.00 –...

  • Page 22: 7710 Functional Specifications

    Ramp- Range: 0.0 – 999.9 sec DOWN Resolution: 0.1 sec increments ± (0.1% + 1 count) Accuracy: Ground Fault GFI Trip Current: 1 mA max Interrupt HV Shut Down < 1 ms response: 3.2. 7710 Functional Specifications INPUT 115/230 VAC ± 10%, Single Phase, User selection Voltage 50/60 Hz ±...

  • Page 23: 7715 Functional Specifications

    ± (1 % of setting + 10 volts) from no load to full load Output Regulation Maximum Capacitive Load 1.7 uF < 2 kV 0.3 uF < 8 kV 0.8 uF < 4 kV 0.25 uF < 10 kV 0.4 uF <...

  • Page 24: 7720 Functional Specifications

    Current Display Auto Range Range 1: 0.000 mA – 3.500 mA Resolution: 0.001 mA Range 2: 3.00 – 10.00 mA Resolution: 0.01 mA ± (2% of reading + 3 counts) Accuracy: AC Output Wave Form Sine Wave, Crest Factor = 1.3 – 1.5 Output Frequency Range: 60 or 50 Hz, User Selection...
  • Page 25 Arc Detection Range: 1 – 9 Failure Detector Audible and Visual Range: 0.00 – 20.00 kV Full Scale Voltage Display Resolution: 10 volt ± (2% of reading + 20 V) Accuracy: Current Display Auto Range 0.0 µA - 350.0 µA Range 1: 0.1 µA Resolution:...

  • Page 26: General Specifications

    3.5. General Specifications GENERAL Remote Control And The following input and output signals are provided Signal Output through two 9 pin D type connectors; Remote control: Test, Reset, and Remote Interlock. Remote recall of memory program #1, #2 and #3 Outputs: Pass, Fail, Test-in-Process, and Reset Interface Standard USB/RS-232, Optional GPIB.

  • Page 27: Instrument Controls

    3.6. Instrument Controls 3.6.1. Front Panel Controls 1. RESET BUTTON: Resets the instrument. If a failure condition occurs during a test, pressing this button will reset the system, shut off the alarm and clear the failure condition. The Reset button must be pressed before performing another test or changing any of the setup parameters.

  • Page 28: Rear Panel Controls

    9. SETUP: Use this key to enter the setup menu and view or change the display contrast, alarm volume, and PLC remote settings. 10. EXIT: Use this key to exit any menu or to clear an unwanted entry in a parameter field.
  • Page 29 4. REMOTE SIGNAL OUTPUT: 9-Pin D-type subminiature female connector for monitoring PASS, FAIL, and PROCESSING output relay signals (See section 6.0. Connection of Remote I/O for more detailed information). 5. BUS INTERFACE: Standard connector for interconnection to the USB/RS-232 Bus interface. Optional IEEE 488 interface may be substituted for the USB/RS- 232.

  • Page 30: Programming Instructions

    4. PROGRAMMING INSTRUCTIONS 4.1. Power Up Turn on the POWER switch located on the lower left hand side of the front panel. Upon powering the instrument up, a POWER ON SELF TEST will be automatically performed. This test will check for the condition of the instrument’ s critical components.

  • Page 31: Fail Stop

    If the Remote Control is set to ON, the test function will be controlled by the via the remote connectors located on the rear panel. The TEST button on the front panel is disabled but the RESET button is still enabled. The remote Memory Program recall functions can be performed only when the PLC Remote is set ON.

  • Page 32: Lcd Contrast

    4.2.3. LCD Contrast Press the SETUP key to advance the menu to the Contrast parameter. The display will show: Use the Numeric keys to enter the LCD Contrast level, then press the ENTER key. The program will change the LCD Contrast immediately when the ENTER key is pressed, so the setting can be viewed.

  • Page 33: Gpib Address

    Press the SETUP key to advance the menu to the Smart GFI parameter. The display will show: Use the ENTER key to toggle the Smart GFI ON and OFF. The high voltage power supply of the HypotMAX is internally referenced to earth ground.

  • Page 34: Bus Remote Command Set

    Use the Numeric keys to enter the GPIB Address, then press the ENTER key. Change the GPIB address again or press the SETUP key to advance to the Memory Lock parameter. Press the EXIT key to return to the operation mode. The program will store the GPIB address automatically.

  • Page 35: Default System Parameters

    4.2.9. Default System Parameters Setup PLC Remote Fail Stop Contrast Alarm Smart GFI Command Set 488.2 Mem Lock 4.2.10. Default System Parameter Initialization Initializing the instrument will overwrite all memories with the Default parameters! Press the “ 0” and the “ 1” keys and power the instrument at the same time. A question will appear on the display as follows: Pressing the SETUP key will load the Default Test and System parameters.

  • Page 36: Local Function

    The program will return to the original screen and wait for a new password. If the Password is disabled (Password is set “ 0” ), the display will show: Use the ENTER key to select the Key Lock mode, and then press the EXIT key. The program will switch the Key Lock function and advance the program to the Operation mode automatically.

  • Page 37: Test Setup

    The Password can be any four (4) digit number. If the Password is set to 0, the keyboard lock out will be selected by the LOCK key on the front panel without a Password. The Password default is preset to 0 at the factory. 4.5.
  • Page 38 Ramp-DOWN: A length of time that is allowed for the test voltage to decay from set point to zero. Arc Detect: This function when turned on activates the Arc Detection threshold controlled by the Arc Sense parameter. Arc Sense: The numbers corresponding to the different arc sensitivity levels are 1 through 9, 1 meaning the maximum threshold of allowable arcing, 9 meaning the minimum threshold of allowable arcing.

  • Page 39: Default Test Parameters

    4.5.3. Default Test Parameters The following table is a listing of the Default Parameters for the ACW tests available in the 7705 and 7715 HypotMAX and the DCW tests available in the 7710 and 7720 HypotMAX When you receive your HypotMAX all 50 memory locations will be loaded with these parameters.

  • Page 40: Output Voltage Setting

    4.6.1. Output Voltage setting Advance the menu to the Voltage parameter. The display will show: Use the Numeric keys to enter the voltage setting, and then press the ENTER key. The program will store the voltage setting and advance to the High Limit parameter automatically.

  • Page 41: Ramp Up Time Setting

    Press the EXIT key to exit from the setting mode to the operation mode if all parameters have been set. If the LO-Limit is set to “ 0” , the LO-Limit is disabled. 4.6.4. Ramp-UP Time setting Advance the menu to the Ramp-UP time parameter. The display will show: Use the Numeric keys to enter the Ramp-UP time setting, then press the ENTER key.

  • Page 42: Ramp Down Time Setting

    setting automatically. The unit is “ second” and 0.1 second per step. The display will show the elapsed time during the testing. Press the EXIT key to exit from the setting mode to the operation mode if all parameters have been set. If the Dwell Time is set to “...

  • Page 43: Ramp-Hi Selection (Dc Units Only)

    Use the ENTER key to toggle the Arc Detect mode, then press the ∧ or ∨ key to advance the program to the Arc Sense parameter or press the EXIT key to exit from the setting mode to the operation mode. Advance the menu to the Arc Sense parameter.

  • Page 44: Charge-Lo Setting (Dc Units Only)

    The Ramp-HI function is active during the Ramp period only. Ramp-HI will allow current higher than the normal HI-Limit current setting of the DC Withstand Voltage test to avoid false failure due to charging current. 4.6.11. Charge-LO setting (DC units only) Advance the menu to the Charge-LO parameter.

  • Page 45: Connect

    Then press the ∧ or ∨ key to advance the program to another test parameter or press the EXIT key to exit from the setting mode to the operation mode. 4.6.12. Connect Advance the menu to the Connect selection. The display will show: Use the ENTER key to toggle the Connect Mode ON and OFF.

  • Page 46: Operating Instructions

    5. OPERATING INSTRUCTIONS 5.1. Instrument Connections Before the operation of this instrument, make sure that all Test Parameters have been set properly according to the Test Parameters Setup Procedures. Also, check the system setting of Remote Control, LCD Contrast, the Alarm Volume, and Fail Stop. Be sure to connect the appropriate test leads to the device under test (DUT) or test fixture.

  • Page 47: Settings Screen

    5.2. Settings Screen The settings screen will show parameter settings of the test that will be performed and the memory location that they are stored in. This screen can be accessed after a test is Aborted or Passed by pressing the RESET button or after a test failure by pressing the RESET button twice.

  • Page 48: Connected Memory Indicator

    During the Discharge time, the display will show: If the capacitance of the DUT is very small it is possible that you will not see this display due to the short amount of time required to discharge the DUT. The voltage and time of discharging DUT will be displayed during the discharge period but this information is only intended for reference and cannot be reviewed after the end of the discharge period.

  • Page 49: Reviewing Test Results

    Pressing the ∧ key will increase the output voltage, pressing the ∨ key will decrease the output voltage. Manual voltage adjustment temporarily overrides the voltage setting and only remains in effect until the test is terminated by Pass, Fail, or Abort. When the Lock parameter is selected ON in the system menu, manual voltage adjustment is disabled.
  • Page 50 During the AC Withstand Voltage test when the values are being updated in real time during the ramp cycle, the display will show: During the AC Withstand Voltage test when the values are being updated in real time during the dwell cycle, the display will show: If the ramp time is very short and the program has not read the meter readings, the display will show: If the DUT current exceeds the HI-Limit of AC Withstand Voltage test and the leakage...
  • Page 51 If the DUT current exceeds the HI-Limit of AC Withstand Voltage test and the leakage current is not within the metering range, the display will show: If the DUT current is well beyond the metering range of AC Withstand Voltage test the instrument assumes that the failure is due to a short circuit, the display will show: If the DUT current is well beyond the metering range of AC Withstand Voltage test and an Arcing condition beyond the Arc Sense limit is indicated, the display will show:...

  • Page 52: Additional Messages For Dc Units

    If a Ramp-DOWN time has been set and the dwell portion of the test is complete the display will show: If the DUT has passed the DC Withstand Voltage test and the test process is complete the display will show: 5.6.

  • Page 53: Bus Remote Message

    This type of failure permanently locks the instrument in the “ Fatal Error” mode and requires that the instrument be serviced by Associated Research. The customer should contact Associated Research, Inc to receive further instruction. An example of the Fatal Error screen appears as follows:...

  • Page 54: Output Error

    Alarm can then be cleared by pressing the RESET button. This message appears on the display after exiting from the Output Error screen. If this error message appears please call Associated Research, Inc. immediately at 1- 800-858-TEST (8378).

  • Page 55: Connection Of Remote I/O

    6. CONNECTION OF REMOTE I/O Two 9-pin “ D” type connectors are mounted on the rear panel and provide REMOTE- INPUT-OUTPUT control and information. These connectors mate with standard 9 pin D-sub-miniature connector provided by the user. The output mates to a male (plug) connector while the input mates to a female (receptacle) connector.

  • Page 56: Signal Inputs Of Remote I/O And Memory Access

    tester. These are normally open free contacts and will not provide any voltage or current. The ratings of the contacts are 1 AAC / 125 VAC (0.5 ADC / 30 VDC). The signal outputs are provided on the 9-pin female D connector. Below is a listing that indicates what conditions activate each pin.
  • Page 57 The HypotMAX also allow access to three MEMORY PROGRAMS through the remote control connector. This gives the user the capability to quickly change parameters and initiate a test remotely. The built in memory programs of the instrument are used to accomplish this. Three internal memory programs can be accessed, by connecting terminals 7, 8, and 9 in different combinations.
  • Page 58 If the Remote Interlock contacts are opened during a test, the pop-up message will be displayed and the test will abort. The hardware and has been configured to provide the interlock connections on pins 4 and 5 of the Remote Interface, Signal Input port. The instrument can still be used without the external interlock device as long as the Interlock Disable Key (38075 provided with unit) is plugged into the Remote Interface, Signal Input port.

  • Page 59: Bus Remote Interface Usb/Rs-232/Gpib

    7. BUS REMOTE INTERFACE USB/RS-232/GPIB This section provides information on the proper use and configuration of the bus remote interface. The USB/RS-232 remote interface is standard on the HypotMAX but the GPIB (IEEE-488) interface option can be substituted for the USB/RS-232 interface.

  • Page 60: Sending And Receiving Commands

    1 stop bit No parity This interface does not support XON/XOFF protocol or any hardware handshaking. The controller should be configured to ignore the handshaking lines DTR (pin 4), DSR (pin 6) CTS (pin 8) and RTS (pin 7). If the port cannot be configured through software to ignore these lines the handshake lines should be jumpered together in two different sets.

  • Page 61: Gpib Address

    A maximum total cable length of 20 m. No more than 15 device loads connected to each bus, with no less than two-thirds powered on. For example 1 GPIB controller and a maximum of 14 GPIB instruments. NOTE: A bus extender, which is available from numerous manufacturers, is available to overcome these limitations.

  • Page 62: Usb / Rs-232 / Gpib Interface Command List

    7.4. USB / RS-232 / GPIB Interface Command List Echo and Response Considerations USB/RS-232 Responses The USB/RS-232 bus will automatically send any response back to the controller's input buffer. GPIB Queries and Responses The HypotMAX GPIB bus will not send any data to the controller without being queried.

  • Page 63: File Editing Commands

    Set the offset for the Continuity test. The cables and any test fixture should be connected before executing the command. This command will perform an actual test and all safety precautions should be observed when using this command. SACG Set the Charge-LO parameter for the DCW or IR test. The cables and any test fixture should be connected before executing the command.

  • Page 64: Test Parameter Editing Commands And Companion Queries

    Voltage Voltage HI-Limit HI-Limit LO-Limit LO-Limit Ramp Up Ramp Up Dwell Unit Dwell Unit Dwell Time Dwell Time Ramp Down Ramp Down Frequency (50/60) Arc Detect (ON/OFF) Arc Detect (ON/OFF) Arc Sense Arc Sense Ramp-HI (ON/OFF) Connect (ON/OFF) Charge-LO Connect (ON/OFF) 7.4.4.
  • Page 65 COMMAND NAME TEST VALUE TYPES ERD <value > Edit Ramp- 0.0 - 999.9s (7705, 7715) ERD? DOWN 0, 1.0 - 999.9s (7710, 7720) ERH {1|0} Edit Ramp-HI 1= On, 0=Off ERH? ERU < value> Edit Ramp-UP 0.1 - 999.9s (7705) ERU? 0.3 - 999.9s (7715) 0.4 - 999.9s (7710, 7720)

  • Page 66: Query Commands

    COMMAND NAME VALUE SPS? SFF {1|0} Form Feed n 1= On, 0=Off SFF? 7.4.6. Query Commands These query commands will retrieve data from the instrument. The GPIB bus application requires an IEEE-488 read command to be sent after the query command. These commands include functions for retrieving test data, test results and remote hardware status as well as setup file information.

  • Page 67: Ieee 488.2 Common Commands

    *IDN? command which can be used to retrieve the instrument identification information, and the four status reporting commands *ESR?, *ESE, *ESE? and *STB? COMMAND NAME DESCRIPTION *IDN? Identification Query Associated Research Inc., Model Number, Serial Number, Firmware Revision *RST Reset Command Resets HypotMAX *TST? Self-Test Query...
  • Page 68 Service Request Enable Query 0 - 255 *IDN? Read the instrument identification string. Company =Associated Research Inc. *RST Reset the instrument to original power on configuration. Does not clear Enable register for Standard Summary Status or Standard Event Registers. Does not clear the output queue.

  • Page 69: Status Reporting

    *PSC {1|0} Sets the power-on status clear bit. When set to 1 the Standard Event Enable register and Status Byte Enable registers will be cleared when power is turned ON. 0 setting indicates the Enable registers will be loaded with Enable register masks from non- volatile memory at power ON.

  • Page 70: Gpib Service Request

    The Enable registers bits represent the selection of bits that will be logically-ORed together to form the summary bit in the status byte. The *CLS command will not clear the enable registers and if you wish to clear the register you must set it to a value of 0. Like the event register, the enable register is represented as a decimal number that equals the binary-weighted sum of all bits.

  • Page 71: Example Of Communicating Over The Gpib Bus

    status byte of 41 hex. This means that bit 6 and bit 0 are set to a value of 1. After reading the status byte the status byte value will change to 01 hex. 7.5. Non Volatile Memory The instrument saves each parameter in non-volatile memory when the parameters are sent to the instrument.

  • Page 72: Options

    8. OPTIONS Introduction This section contains a list and descriptions of available factory installed options at the time of this printing. The list of options contains an option code number that can be referenced on the data plate on the rear panel of the unit. Option Label On the rear panel of the instrument, you will find a label that contains the option code.
  • Page 73 Auto Print Please press the SETUP key to enter the Setup menu. Press the SETUP key six more times to scroll to the Auto Print selection the screen will show: To configure Autoprinting press the ENTER key to change the selection. When Auto Print = ON the printer output will generate data every time the test has completed, and will also enable two other menus to configure the Print Mode and the Print Number.
  • Page 74 Print Number Please press the SETUP key. This menu selection works in conjunction with Auto Print. The Print Number screen appears as follows: The print number is used to identify each test result. The number can be set to match the exact serial number or some portion of actual serial number of the item under test or just used as an identifier or tracking number.

  • Page 75: Calibration

    Associated Research, Inc. offers a standard one-year manufacturer’ s warranty. This warranty can be extended an additional four years provided that the instrument is returned each year to Associated Research, Inc. for its annual recertification. In order to be eligible for the extended warranty instruments must be returned to Associated Research, Inc.

  • Page 76: Calibration Initialization

    7710,7720 1MΩ, 0.25-watt resistor, 300 volt 9.2. Calibration Initialization Press and hold the calibration key on the rear panel with a pen, pencil, or small screwdriver while powering ON the HypotMAX. The HypotMAX enters calibration mode after the power on sequence is complete. The program will automatically enter to the calibration mode and the display screen will show: Use the ∨...

  • Page 77: Calibration Of 7705 Ac Hipot Current

    Use the Numeric keys to enter the standard value of voltage, unit V, and then press the ENTER key to store the standard value of AC or DC Hipot voltage for calibration and display will show: 9.3.2. Calibration of 7705 AC Hipot Current AC Hipot, 20mA current range Press the ∨...
  • Page 78 Use the Numeric keys to enter the standard value of current, unit mA, and then press the ENTER key to store the standard value of AC 20.00mA range for calibration and the display will show: AC Hipot, 3.500mA current range Press the ∨...

  • Page 79: Calibration Of 7715 Ac Hipot Current

    Calibration of 7715 AC Hipot Current AC Hipot, 10mA current range Press the ∨ key, the program will advance to the AC 10.00mA range calibration of the Hipot test. The display will show: Connect a resistor about 100KΩ/10W in series with a AC standard Ammeter which can measure up to 10.00mA to the output leads.

  • Page 80: Calibration Of 7710 Dc Hipot Current

    Connect a resistor about 100KΩ/10W in series with a AC standard Ammeter which can measure up to 3.500mA to the output leads. The Ammeter should be connected to the return lead, then press the TEST button, the program will automatically generate an output on the output connectors about 350V/3.00mA and the display will show: Use the Numeric keys to enter the standard value of current, unit mA, and then press...
  • Page 81 Use the Numeric keys to enter the standard value of current, unit mA, and then press the ENTER key to store the standard value of DC 10.00mA range for calibration and the display will show: DC Hipot, 3500µA current range Press the ∨...

  • Page 82: Calibration Of 7720 Dc Hipot Current

    DC Hipot, 350µA current range Press the ∨ key, the program will advance to the setting and reading of DC 320µA range calibration of the Hipot test. The display will show: Connect a resistor about 1MΩ/0.25W in series with a DC standard Ammeter which can measure up to 300µA to the output leads.
  • Page 83 Connect a resistor about 100KΩ/2.5W in series with a DC standard Ammeter which can measure up to 5.00mA to the output leads. The Ammeter should be connected to the return lead, then press the TEST button, the program will automatically generate an output of about 500V/5.00mA and the display will show: Use the Numeric keys to enter the standard value of current, unit mA, and then press the ENTER key to store the standard value of DC 5.00mA range for calibration and...
  • Page 84 Use the Numeric keys to enter the standard value of current, unit µA, and then press the ENTER key to store the standard value of DC 3500µA range of Hipot test and the display will show: DC Hipot, 350µA current range Press the ∨...

  • Page 85: Calibration Complete Message

    9.3.5. Calibration Complete Message When a complete calibration of Hipot voltage and current has been performed, a message will appear on the screen to confirm the calibration is finished. The message will appear as follows: ____________________________________________________________________________...

  • Page 86: Replacement Parts List

    10. REPLACEMENT PARTS Rev: G 9/17/2012 ECO: 5548 Part Qty. Ref. Designator Description Number Supplied Accessories 38787 3U Rack Mount Handle 38788 3U Rack Mount Bracket 38549 Screws Handle to Bracket 37780 Fuse 6.3A 250V Slow Blow 20mm 38686 (7715 and 7720 High Voltage Cable only) 38694...
  • Page 87 Part Qty. Ref. Designator Description Number 39061 CPR-01 Printer Card 38703 RY7710 (7705 High Voltage Board AC only) 38704 RY7710 (7710 High Voltage Board DC only) Internal Components 38262 IC 2 IC78E516B Microcontroller 38427 IC 39 IC 29C020 EEPROM PLCC 38526 IC 24 IC SM8951A Microcontroller...

  • Page 88: Schematic Index

    11. SCHEMATIC INDEX Drawing Reference Description Model Pages Number Designator S07705 Wiring Diagram 7705 7705 S07710 Wiring Diagram 7710 7710 S07715 Wiring Diagram 7715 7715 S07720 Wiring Diagram 7720 7720 S38665 Main Control Board CON 4320 S38666 HV Control Board HV 4320 S38703 High Voltage Board AC...
  • Page 89 Index AC Withstand ....................39, 41, 42, 43, 44 Adapter Box......................... 20 Arc ................3, 8, 13, 14, 15, 17, 30, 31, 34, 35, 43, 56 Benefits ..........................8 Breakdown ........................3, 4 Calibration ........................ 10, 20, 67 Calibration Procedure ......................68 Charge-LO ........................
  • Page 90 Medical Restrictions ......................7 Memory ....8, 18, 19, 22, 23, 26, 28, 29, 30, 31, 37, 39, 40, 48, 49, 53, 54, 55, 60, 61, 63 Menu ..........20, 22, 23, 24, 25, 26, 28, 30, 31, 32, 33, 34, 35, 37, 41, 68 Min-Lmt ..........................

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