Megger BITE 2 Instruction Manual
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Megger BITE 2 Instruction Manual

Battery impedance test equipment
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AVTM246004
July 2011
Rev. 4
I n s t r u c t i o n M a n u a l
BITE 2 and BITE 2P
Battery Impedance
Test Equipment
®
(Includes AVO
Link Addendum)
BITE 2: Catalog No. 246002B
BITE 2P: Catalog No. 246004
HIGH-VOLTAGE EQUIPMENT
Read this entire manual before operating.
APARATO DE ALTO VOLTAJE
Ante de operar este producto lea este manual enteramente.
M
GlobalTestSupply
www.
.com
Find Quality Products Online at:
sales@GlobalTestSupply.com

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  • Page 1 AVTM246004 July 2011 Rev. 4 I n s t r u c t i o n M a n u a l BITE 2 and BITE 2P Battery Impedance Test Equipment ® (Includes AVO Link Addendum) BITE 2: Catalog No. 246002B BITE 2P: Catalog No.
  • Page 2 BITE 2 and BITE 2P Battery Impedance Test Equipment Instruction Manual GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 3 If the product or its individual instruments are used for purposes other than those specified herein, confirmation of their validity and suitability must be obtained from Megger. Refer to the warranty information below. Specifications are subject to change without notice.

  • Page 4: Table Of Contents

    If You Do Not Want to Split the Strap .................33 If You Want to Split the Strap....................33 Step Six: Connecting the Receiver and the BITE 2 or BITE 2P Transmitter to the Battery..35 Connecting the BITE 2 or BITE 2P Transmitter..............37 Step Seven: Measuring the Cell and the Strap................
  • Page 5 Cleaning and Inspecting the BITE 2 and BITE 2P...............74 Charging the Receiver.........................74 Replacing Batteries in the Receiver .....................75 Maintaining the Receiver Charger in the BITE 2 and BITE 2P............78 Maintaining Fuses in the BITE 2 and BITE 2P Transmitters ............78 Verifying a Transmitter Fuse Problem.................79 Replacing Fuses in the BITE 2 Transmitter .................82...
  • Page 6 CONTENTS APPENDIX B: REPLACEABLE PARTS..................97 Catalog Numbers 246002B and 246004..................97 Catalog Numbers 246002B and 246004..................98 How to Order Replaceable Parts for the BITE 2/2P ..............98 GLOSSARY ..........................99 INDEX............................101 Figures Figure 1-1: BITE 2 instrument......................5 Figure 1-2: BITE 2P instrument ......................

  • Page 7: Introduction

    INTRODUCTION About the BITE 2 and BITE 2P… NOTE: Before attempting to use the BITE 2/2P, be sure that you read and understand the safety requirements and operating procedures contained in this manual. Thank you for selecting an Megger product. This instrument has been thoroughly tested and inspected to meet rigid specifications before being shipped.

  • Page 8: How The Bite 2/2P Works

    The operator connects the current source leads from the Average impedance values for different types of batteries are BITE 2/2P transmitter to a battery string so that an ac test available from Megger. current is capacitively coupled through the battery. It is best to test the battery string when it is operating at full float, that is, a constant charge level.

  • Page 9: Applications For The Bite 2/2P

    INTRODUCTION Applications for the BITE 2/2P The BITE 2/2P measures the following battery types, ranging to 7000 Ah: • lead-acid flooded cells • sealed (VRLA) cells • nickel-cadmium cells The BITE 2/2P tests many system types, including: • telecommunications •...

  • Page 10: Bite 2/2P Measurements

    Check the equipment received against the packing list to ensure that all materials are present. Notify Megger of any shortage (tel: 610-676-8500). The BITE 2 instrument is shown in Figure 1-1. The BITE 2 includes the following components and accessories: •...

  • Page 11: Figure 1-1: Bite 2 Instrument

    • receiver • current source leads • clamp-on current sensor (CT) with a 6-ft extension cable • instruction manual • null modem cable AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 12: Safety First

    Figure 1-2: BITE 2P instrument Safety First Be sure to read the safety information in Chapter 2 thoroughly and observe all safety precautions and recommendations. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 13: How To Use This Manual

    Buttons represent elements on the BITE 2/2P control panel. Cautions alert you to possible damage to equipment. CAUTION Never allow water to enter the case of the BITE 2/2P. Warnings alert you to conditions that are potentially WARNING hazardous to people.

  • Page 14: Safety

    You should guard particularly against the possibility of acid spills, explosion, and electrical shock. Safety Requirements The BITE 2/2P test instrument has been designed to the IEC-1010-1 safety standard. Observe all industry standard safety rules for testing batteries. •...
  • Page 15 This instrument is to be used only by suitably trained personnel who are familiar with the hazards involved in testing high voltage dc systems. • Safety is the responsibility of the operator. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 16: Connection To Power Source

    SAFETY Connection to Power Source The BITE 2/2P test instruments operate from a single- phase power source. The three-wire power cord requires a two-pole, three-terminal, live, neutral, and ground type connector. The voltage to ground from either pole of the power source must be 100 –...

  • Page 17: Controls, Connectors, Indicators And Menus

    BITE 2/BITE 2P transmitter and receiver. The first section covers the BITE 2 transmitter, the second covers the BITE 2P transmitter, and the third covers the receiver. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.

  • Page 18: Bite 2 Transmitter

    BITE 2 Transmitter Figure 3-1 shows a front view of the BITE 2 transmitter. Over Voltage Current Ready Control Panel Current On/Off Switch Digital Meter Power Switch Receiver Charger On/Off Indicator Receiver Charger On/Off Indicator Figure 3-1: BITE 2 transmitter Digital Meter—ac source current digital indicator with a...
  • Page 19 J2 connector—The transmitter current source leads are connected from this connector to the battery under test. J3 connector—The receiver battery is charged from this connector to J3 on the receiver to charge its battery. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 20: Bite 2P Transmitter

    (for ON) and an O (for OFF). Current On/Off Switch—The current on/off switch is pressed to start or stop the flow of the test current to the battery. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 21: Figure 3-3: Voltage Selector Card Orientation

    J4 connector—The receiver battery is charged from the on the BITE 2P transmitter when the J4 connector on the transmitter is connected to the J3 connector on the receiver. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 22: Receiver

    Trigger—The trigger is pulled to perform functions on the receiver, including entering test information. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 23: Receiver Keys

    The ENTER key is used to access receiver menus, which are shown in Figure 3-6 through Figure 3-7. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 24: Figure 3-5: Flowchart For Receiver Menus

    Test Menu Structure Megger COPYRIGHT 2000 RELEASE 2.0 Figure 3-5: Flowchart for Receiver menus AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 25: Figure 3-6: Flowchart For Receiver Menus

    CONTROLS, CONNECTORS, INDICATORS AND MENUS Main Menu Structure Figure 3-6: Flowchart for Receiver menus (cont'd) AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 26: Figure 3-7: Flowchart For Receiver Menus

    1. Suppose that the following Menu is displayed on the screen as shown in Figure 3-6. 2. To select EXPORT DATA, press 3. However, to move from menu to menu, press AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 27: Figure 3-8: Receiver Menu

    CONTROLS, CONNECTORS, INDICATORS AND MENUS TEST COMPLETE (Y/N)? MENU Figure 3-8: Receiver menu AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 28: Receiver Reset Switch

    Receiver Reset Switch The RESET switch (see Figure 3-9), located on the receiver back panel, is only for Megger authorized calibration and repair. Activating the RESET switch de-energizes the receiver. Never use the RESET switch. It will result in permanent loss of data and loss of calibration.

  • Page 29: Standard Test Procedure

    Chapter 2 “Safety”, which starts on page 9 of this manual. The BITE 2/2P is used to test battery strings while the dc system is at float potential. It can store up to 2040 cell/jar records in up to 300 tests.
  • Page 30 Before attempting to use the BITE2 or 2P to perform a test, be sure that you first read and understand the safety requirements and operating procedures contained in this manual. When using the BITE 2/2P, strictly observe all safety precautions. Operating Note Do not perform a test while the battery is under a heavy charge or discharge.

  • Page 31: Step One: Prepare For Testing

    4. Record the ambient temperature. After you have successfully performed these pretest activities, you are ready to power on the receiver. The following subsection contains the appropriate procedures. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 32: Step Two: Powering-On The Receiver

    2. Connect the potential probe cable assembly to the 7-pin connector on the receiver. 3. Press the POWER ON switch on the receiver. The receiver powers on and displays several initialization screens. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 33 After initializing, the receiver displays a screen that prompts you to decide whether you want to scan bar-coded information related to the test. The following subsection contains the appropriate procedures. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 34: Step Three: Scanning Test Information With The Wand (Optional)

    The UP ARROW key 1. Press on the receiver. corresponds to the Y (for yes). The receiver prompts you to connect the wand. CONNECT WAND! AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 35: Figure 4-3: Scanning Test Information

    6. Disconnect the wand from the 7-pin connector on the receiver. The receiver now prompts you to set baseline, warn and fail values for the test. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 36: Step Four: Setting Baseline, Warning And Fail Values

    Step Four: Setting Baseline, Warning and Fail Values The BITE 2/2P now lets you set baseline, warning and fail impedance values when conducting a test. Then, after displaying the cell or strap measurements, the BITE 2/2P receiver screen will indicate PASS, FAIL or WARN and will display the measured value as a percentage of the baseline value.

  • Page 37: Step Five: Splitting The Strap (If Needed)

    You are prompted to connect the CT to the strap. Proceed to “Step Six: Connecting the Receiver and the BITE 2 or BITE 2P Transmitter to the Battery” on page 35. If You Want to Split...
  • Page 38 The receiver screen asks if you want to save settings baseline, warn and fail values and the multiplier. SAVE SETTING? (Y/N) MENU Press (for YES) or for (NO). Proceed to Step Six. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 39: Step Six: Connecting The Receiver And The Bite 2 Or Bite 2P Transmitter To The Battery

    STANDARD TEST PROCEDURE Step Six: Connecting the Receiver and the BITE 2 or BITE 2P Transmitter to the Battery WARNING! To avoid electric shock, always wear rubber gloves when making connection to battery systems. Voltages to ground in excess of 270 V dc are possible.

  • Page 40: Figure 4-5: Bite 2/2P Transmitter Connected To The Battery

    To ac power transmitter connected to terminal plate Source leads from transmitter connected to terminal plate Black Figure 4-5: BITE 2/2P transmitter connected to the battery AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 41: Connecting The Bite 2 Or Bite 2P Transmitter

    CAUTION You can use the BITE 2 transmitter to provide test current for measurements on each cell/module for a battery string of up to 275 V dc. If the battery under test exceeds this limit, section the battery into portions that are less than 275 V dc.

  • Page 42: Step Seven: Measuring The Cell And The Strap

    (Lo_A). This ensures proper current magnitude for accurate measurement since the total current includes both current from the BITE 2/2P and any ac ripple current produced by the battery charger. If significant ripple current is present and out of phase with the applied source current, a low current condition may occur.

  • Page 43: Figure 4-6: Receiver And Potential Probe Positioned On Top Of Battery Cell Terminals

    If you have entered baseline, warn and fail values, the screen will display either PASS, WARN or FAIL and a percentage of baseline. PASS AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 44: Figure 4-7: Receiver And Potential Probe Positioned On Top Of Battery Strap Terminals

    Black Figure 4-7: Receiver and potential probe positioned on top of battery strap terminals AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 45 DONE! For instructions on what to do following the test, see "Step Eight: What to Do When the Test Is Complete” on page 43. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 46: Measuring The Next Section Of A Sectioned Battery String

    If you have finished testing the first section of a sectioned battery string and want to measure the next section: 1. Press the Current ON/OFF switch on the BITE 2/2P transmitter. This blocks the current from being applied to the battery while the transmitter powers down.

  • Page 47: Step Eight: What To Do When The Test Is Complete

    4. Start a new test. (Return to "Step One: Prepare for Testing" page 27.) 5. Power down and disconnect the transmitter. You will need to do this if you are finished using the BITE 2/2P for this testing session. (See "Powering Down and Disconnecting the BITE 2/2P" on page 45).

  • Page 48: Retesting Cells And Straps

    To print the test data of the string for which you are taking measurements, disconnect the potential probe and connect the printer cable to J3. The LCD will display the following screen. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 49: Powering Down And Disconnecting The Bite 2/2P

    4. Reconnect the potential probe to resume testing. The measurement screen is displayed again. Powering Down and Disconnecting the BITE 2/2P Before you power down and disconnect the BITE 2/2P transmitter, first power down and disconnect the receiver. Then power down and disconnect the transmitter. Carefully follow these steps: 1.
  • Page 50 Refer to J1 receptacle on the transmitter. "Charging the Receiver" on page 74 for detailed procedures. CAUTION Do not leave the BITE 2/2P connected to the battery when not in use. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.

  • Page 51: Modified Procedures For Special Conditions

    This chapter also describes optional equipment that can be used with the BITE 2 and BITE 2P test instruments. Reversing the Current Source Leads If the transmitter displays a high or low current message, you need to modify the test procedure.

  • Page 52: Verifying The Source Current

    To verify whether the magnitude of the source current is within the required limits (3-15 A): This temporarily “disconnects” 1. Press the Current switch on the BITE 2/2P transmitter the transmitter and blocks the to the ( (OFF) position.

  • Page 53: Sectioning A Battery System

    (See "Sectioning a Battery System” below for the correct procedures.) Sectioning a Battery System To test certain battery systems with the BITE 2/2P, you must measure individual sections, one at a time. Examples are included in the following subsections. Sectioning a Battery...
  • Page 54 2/2P" on page 45.) 4. Remove the current source leads from the battery. Then move them to the next section to be tested (not to exceed 275 V). AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 55 J2 connector on the transmitter. Do not leave the BITE 2/2P connected to the battery when not in use. 5. Press the Current On/Off switch. The current is applied to the battery and you can continue testing.

  • Page 56: Figure 5-3: Sectioning A Parallel String Of Cells

    To test one of these systems, positions the current source leads accordingly to satisfy both the test current and the voltage limit of the BITE 2/2P. Refer to the procedure explained in the preceding subsection, "Sectioning a Battery System Greater than 275 Volts"...
  • Page 57 MODIFIED PROCEDURES FOR SPECIAL CONDITIONS Sectioning Noisy UPS Systems The BITE 2/2P source current may be affected by the noise generated by the switching power supply or the inverter. In this situation, test only a few cells at a time. See Figure 5-2 and refer to the procedure explained earlier in the subsection, “Sectioning a Battery System Greater than 275...

  • Page 58: Transferring, Printing, And Deleting Test Results

    Delete test results from the receiver • When a test is completed using the BITE 2/2P, the results are automatically stored in the receiver. If needed the test results can be exported to a personal computer (PC) where it can then be viewed or printed.

  • Page 59: Exporting Test Results From The Receiver To A Pc

    1. Run the software on the PC that you are using to import the data. If needed, refer to the instruction manual that came with the software. Megger has shipped with the BITE 2/2P a software program called AVO Link. Please refer ®...

  • Page 60: Figure 6-1: Exporting Data To A Pc

    POWER DOWN or EXPORT DATA. POWER DOWN EXPORT DATA MENU 7. Disconnect the RS-232 communication cable from both the receiver and the PC. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 61: Printing Test Results In The Bite 2P Transmitter Printer

    8. Turn off the power to the transmitter and receiver. (See "Powering Down and Disconnecting the BITE 2/2P" on page 45. Printing Test Results in the BITE 2P Transmitter Printer To print test results on the built-in printer of the BITE 2P transmitter, connect the printer cable to the 7-pin connector on the receiver and to J3 on the BITE 2P transmitter.

  • Page 62: Deleting Test Results From The Receiver

    (Y/N) MENU 3. Press on the receiver to enter Y (for YES). The test results are deleted and you are returned to Menu 1. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 63: Figure 6-3: Deleting Test Results From The Receiver

    Figure 6-3: Deleting test results from the Receiver AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 64: Interpreting Test Results

    INTERPRETING TEST RESULTS Overview This chapter discusses various factors to consider when interpreting results of tests obtained with the BITE 2/BITE 2P. Megger maintains a database of impedance values. Megger will provide approximate baseline values if specific information is received from the user. The list of required information...

  • Page 65: Instantaneous Interpretation

    Instantaneous Interpretation The BITE 2/2P receiver has the ability to calculate impedance variations based on a preset baseline or benchmark value. On start-up (or after wanding) the...

  • Page 66: Short-Term Interpretation

    Additional investigation of cells exhibiting the above deviations is recommended (cell temperature and specific gravity, if appropriate) and perhaps a load cycle test. Megger recommends that you perform a complete analysis before replacing cells due solely to high or increasing impedance values.

  • Page 67: Temperature Corrections

    Measure the temperature of VRLA cells at the negative terminal. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 68 Gel style cells have a different temperature response curve than the starved-electrolyte (AGM) types. If temperature correction is required, contact the battery manufacturer for these data. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 69: Setting Options

    BITE2/2P receiver. options to optimize the BITE 2 and BITE The BITE 2/2P receiver is shipped with certain options set, including: 2P functions for your use. Turning the backlight on and off so that the receiver screen •...

  • Page 70: Turning The Receiver Backlight On And Off

    Menu 3. BACKLIGHT CONTRAST MENU 2. Press to select CONTRAST. You are prompted to turn the contrast up or down. CONTRAST DONE AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 71: Selecting The Receiver Language

    Setting the Receiver Clock To set the date and time in the receiver clock: 1. Press to access the receiver Menu. LANGUAGE SETTIME MENU AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 72 The receiver prompts you to save the new time and date. SAVE NEW TIME SETTING? Press to enter Y (for YES). The receiver clock is set. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 73: Selecting The Line Frequency

    2. Use to select the correct frequency. 3. Press MENU to exit the line frequency set-up. * 60 Hz LINE FREQ 50 Hz MENU AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 74: Maintenance And Troubleshooting

    MAINTENANCE AND TROUBLESHOOTING Overview This chapter explains: • How to maintain the BITE 2/2P so that it remains in good operating condition • How to interpret error messages • What to do if repairs are needed NOTE: Before performing maintenance on the BITE 2 or BITE 2P, please read, understand, and observe all safety precautions as indicated in Chapter 2, “Safety”.

  • Page 75: Cleaning And Inspecting The Bite 2 And Bite 2P

    (approximately every six months) with a mild detergent and a soft cloth. CAUTION Do not immerse the any components of the BITE 2/2P in water or allow moisture to enter the case. Inspect measuring and current source leads for corrosion and wear.

  • Page 76: Replacing Batteries In The Receiver

    There are two batteries in the receiver: a battery pack of four 1.2 V AA Ni-Cd batteries and an RTC battery. Megger recommends that you use the exact type of batteries for replacement since they match the corresponding charger characteristics.
  • Page 77 9. Snap the probe housing into place, and then fasten it using the two Phillips head screws. WARNING Make sure that no wires are pinched when replacing covers and housings!!!!! AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 78: Figure 9-1: Rtc Battery "Piggybacks" The System Battery

    4. Carefully remove the probe housing. Remove the back cover. CAUTION Do not disturb the wrist strap, trigger assembly, or wiring harness. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 79: Maintaining The Receiver Charger In The Bite 2 And Bite 2P

    Make sure that no wires are pinched when replacing covers and housings!!!!! Maintaining the Receiver Charger in the BITE 2 and BITE 2P Maintaining Fuses in the BITE 2 and BITE 2P Transmitters Both the BITE 2 and BITE 2P transmitters contain two primary fuses and two secondary fuses.

  • Page 80: Verifying A Transmitter Fuse Problem

    Appendix B: Replaceable Parts List. Verifying a Transmitter Fuse Problem If you encounter a problem with the BITE 2 or BITE 2P transmitter, check the primary and secondary fuses to see if the problem is fuse related. Identifying a Primary...

  • Page 81: Replacing Fuses In The Bite 2 Transmitter

    If neither indication occurs, the primary fuse may be bad. Refer to the appropriate subsection, "Replacing Fuses in the BITE 2 Transmitter" on page 82 or "Replacing Fuses in the BITE 2P Transmitter" on page 85. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.
  • Page 82 60 Hz or about 8 amps for 50 Hz. Fuses in the BITE 2 Transmitter" on page 82, or "Replacing Fuses in the BITE 2P Transmitter" on page 85, as appropriate. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 83 WARNING Do not remove the BITE 2 transmitter current source leads from the battery until the BITE 2 transmitter is powered down. Always disconnect the current source leads from the battery before removing them from the J2 connector on the transmitter.

  • Page 84: Figure 9-2: Bite 2 Transmitter Secondary Fuses (Front View)

    8. Test the transmitter as described under Verifying a Transmitter Fuse Problem” on page 79. If the instrument still does not respond correctly, return it to Megger for service. Please refer to the repair section later in this chapter. Replacing the BITE 2...
  • Page 85 9. Replace the top panel screws. If the instrument still does not respond correctly, return it to Megger for service. Please refer to "If the BITE 2 or BITE 2P Needs Repairs" on page 88. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.

  • Page 86: Replacing Fuses In The Bite 2P Transmitter

    (provided) as specified in Appendix B: Problem" on page 81. Replaceable Parts List. Verify with an ohmmeter that the removed fuse is indeed bad. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 87: Figure 9-3: Bite 2P Transmitter Secondary Fuses (Front View)

    8. Test the transmitter as described earlier in the subsection, “Verifying a Transmitter Fuse Problem.” If the instrument still does not respond correctly, return it to Megger for service. Please refer to "If the BITE 2 or BITE 2P Needs Repairs" on page 88 for the necessary information.
  • Page 88 "Verifying a Transmitter Fuse Problem" on page 79. If the instrument still does not respond correctly, return it to Megger for service. Please refer to page 88 for the necessary information. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.

  • Page 89: Interpreting Error Messages

    275 Vdc. Section the battery as described under Sectioning a Battery System on page 49. If the BITE 2 or BITE 2P Needs Repairs Megger offers complete repair service and recommends that its customers take advantage of this service in the event of equipment malfunction.

  • Page 90: Optional Equipment

    OPTIONAL EQUIPMENT Available Options To accommodate testing requirements of various battery installation configurations, Megger offers the following optional equipment for the BITE 2 and BITE 2P. Current sensor Miniature clamp-on CT with 0.5-in. (12- — mm) opening for use in small cabinets. This current sensor has shrouded banana-jack connections and includes a 2.5 ft...
  • Page 91 WARNING Contact Megger for assistance before attempting to use the BITE 2 or BITE 2P in a customized design. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.

  • Page 92: Appendix A: Technical Specifications

    APPENDIX A: TECHNICAL SPECIFICATIONS Application The BITE 2/2P can test lead-acid and nickel-cadmium cells of less than 7000 Ah capacity. Tests on most battery systems require the standard clamp-on current sensor (CT) with a 2-inch opening. Maximum total voltage at BITE2/2P transmitter current source connections is 275 V dc (larger battery systems can be sectioned to accommodate this specification).

  • Page 93: Receiver

    4.8 V dc, 800 mAh, quick-charge nickel-cadmium battery pack Battery Pack Life, Full Charge: 5 hours continuous Maximum Voltage Between Potential Probes: 25V dc AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 94: Fuses

    Contrast adjustable from menu selection Commercial temperature and humidity ranges for the LCD will limit the useful measurement environment. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 95: Environmental

    The BITE 2P has a built-in printer with a 4.25 in. (110 mm) printing width. Thermal paper for the printer, as currently stocked by Megger, is listed in the Replaceable Parts List, Appendix B. Environmental Operating temperature range: 32 to 105°F (0 to 40°C) Storage temperature range: -5 to 130°F (-20 to 55°C)

  • Page 96: Accessories - Standard

    300 V Length: 6 ft (1.8 m) Termination: Nonmetalic push lock 7 pin, both ends Accessory bag: for receiver, charger and test leads. (BITE 2) • AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 97 Wire rating 300 V dc Length: 6 ft (1.8 m) Termination (receiver): Nonmetallic push lock 7-pin Termination (computer): Receptacle 9-pin AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 98: Appendix B: Replaceable Parts

    Spare battery pack (receiver), Ni-Cd, 800 mAh 30654 RTC battery 35569 ProActiv™ – Database Management Tool BI-90001 Instruction manual, BITE 2-2P AVTM246004 Canvas accessory bag (BITE 2) 29996 AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 99: Catalog Numbers 246002B And 246004

    Canvas carrying case, instrument 218746 Thermal printer paper 26999 How to Order Replaceable Parts for the BITE 2/2P To order one or more replaceable parts for the BITE 2P, call 1-610-676-8500. Ask for Customer Service. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.

  • Page 100: Glossary

    Hi_A Screen display for ripple and current measurement (I > 15 A). Liquid Crystal Display. Lo_A Screen display for BITE 2/2P current measurement (I < 3.0 A). AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 101 (on the plates of a storage battery). Uninterruptible Power Supply. variation The percentage by which a value exceeds or falls short of an established baseline or benchmark. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 102: Index

    Controls, 13 Memory, low, 29 Menus, 13 Date setting in the receiver, 69 Options Disconnecting the BITE 2/2P, 45 setting in the receiver, 67 AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 103 Voltage Selection, 17 selecting the language, 69 setting the clock, 69 Replacing batteries receiver, 75 Wand 7-PIN connector, 21 S1 power switch, 15 Safety requirements, 9 AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 104 ADDENDUM ® Link Data Management Software BITE 2/ 2P • EBITE • MBITE AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 105 ® Link for BITE 2 and BITE 2P• EBITE • MBITE Instructions AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 106 IWARRANTY Products supplied by Megger are warranted against defects in material and workmanship for a period of one year following shipment. Our liability is specifically limited to replacing or repairing, at our option, defective equipment. Equipment returned to the factory for repair must be shipped prepaid and insured.
  • Page 107 Viewing and Printing Test Data ........................... 128 Communications Functions ..............................131 Setup Serial Port..............................132 Test Communications ............................135 Printer Setup ................................136 AVOCOM 32 ................................136 AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 108 AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 109: Introduction

    INTRODUCTION About AVOLINK… AVOLINK is Megger's software program for use with: • BITE 2, EBITE and MBITE (battery impedance testers) • Three-Phase TTR (transformer turn ratio test set) • DART Cable Fault Analysis System NOTE: This manual refers to any one of the above as a remote device and refers to the three battery impedance testers as the BITE.

  • Page 110: System Requirements For Pc

    600 x 800 and small fonts RAM: 16 M Communications port: 9600 baud or better Storage: A 3½-inch inch floppy disk drive or CD-ROM AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 111: Installation

    Windows desktop to display the My Computer menu. Double-click Control Panel. My Computer Menu NOTE: Screens may be different depending on operating system. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 112 Double-click Add/Remove Programs. Select Add/Remove Programs In the Add/Remove Programs Properties box, click Install. Click Install Add/Remove Programs Properties Click Next, then Finish to begin installation. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 113 Install Program from Floppy Disk or CD-ROM Run the Installation Program The first screen reminds you to close all open programs if you have not yet closed them. Click Next to continue. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 114 Welcome Screen The software license agreement displays. Click Yes to continue. Software License Agreement 10. A disclaimer displays. Click Yes to continue with installation. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 115 Next. (If you must choose a different directory, click on Browse and select the desired location.) Default location Choose Destination Location 12. Select the AVOLINK program folder by clicking Next. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 116 14. If you are installing with diskettes, you will be prompted to insert the next floppy disk. When all files are copied, a dialog box will state that the setup is complete. Click Finish to exit Setup. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 117 Setup Complete 15. Remove the diskette (or CD) from your diskette (or CD- ROM) drive. AVOLINK is now ready to help you manage your test data. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 118: Using Avolink With The Bite

    9600 baud, 8 data bits, 1 stop bit and no parity. If you need to change the parameters, use the Setup Serial Port button, as described under "Setup Serial Port" on page 132. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www.

  • Page 119: The Avolink Window

    About Click on for information regarding the version of AVOLINK that is installed on your computer. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 120: Transferring The Bite Test Data

    Click on the Select Device drop-down list and select BITE. The Get From tab will now display as Import data. Click on the Import data tab. Maintenance Tab AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 121 The system adds a two-digit number, starting at 01, to each file name (to indicate the test number). AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 122: Prepare The Pc For Data Transfer

    2. Next, specify the name of the file that will contain the test data. The extension for the file name must be .raw. AVO Link will automatically add the extension. Name the Test Data File AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 123: Transfer Data

    BITE devices. • Sending data from the EBITE and BITE2 receivers • Sending data from the MBITE AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 124 When the transfer is complete, you are prompted to clear the data from the BITE. Refer to the instruction manuals for the EBITE and BITE2 for information about deleting data after transferring. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 125 TEST 001 OF 004 EXPORTING <Lllllllllllllllllllll> CANCEL Export Data Screen Refer to the instruction manual for the MBITE for more information about deleting data after transferring. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 126: Disconnect The Bite From The Pc

    .xls files will not be created. Disconnect the BITE from the PC After the transfer is complete, disconnect the null-modem cable from the BITE and from the PC. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 127: Viewing And Printing Test Data

    You can add a viewing program to the View Data List by clicking on Add Viewer. You can locate the viewing program in one of two ways. Adding a Data Viewer AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 128 1. Click on Browse for Path, then use the Select Path dialog box to find the desired viewing program. 2. Click OK. 3. Select the drive, folder and executable file for the viewing program. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 129 Browse for the Path to the Viewing Program When you are finished transferring and/or viewing BITE data, click Exit on the AVOLINK window to close the program. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 130: Communications Functions

    AVOLINK, you can do so from the Maintenance tab. Click on Maintenance to display the Maintenance tab, and select BITE, TTR or DART from the Select Device drop-down list. Maintenance Tab AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

  • Page 131: Setup Serial Port

    Setup Serial Port 2. From the drop-down lists, pick the desired communications parameters. For the DART Analysis System, select a baud rate of 19200. Select Baud Rate AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...
  • Page 132 COMMUNICATIONS FUNCTIONS Select Parity Select Stop Bits Select Data Bits AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
  • Page 133 The Test mode does not support all commands. The commands currently supported are. SET.PASSWORD SET.SETTINGS SET.WAVEFORM (NO FILES ARE ACTUALLY TRANSFERRED) LOGIN LOGOUT GET.SETTINGS GET.PRINTERLIST AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 134: Test Communications

    Select the Send button to send the command to the remote device. The Clear Entries button clears the Command, Subcommand and Data fields. The Communication Status window shows whether the command succeeded or failed. AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...

  • Page 135: Printer Setup

    Response to command came from the remote device Command was sent to the remote device Command was received from the client (AVOLINK) AVTM246004 BITE 2/2P Rev 4 July 2011 GlobalTestSupply www. .com Find Quality Products Online at:...

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Bite 2p

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