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AVTMBITE 3

Rev 8

April 2014

Instruction Manual

BITE 3

Battery Impedance Test Equipment

HIGH VOLTAGE EQUIPMENT

Read this entire manual before operating.

Valley Forge Corporate Center
2621 Van Buren Avenue
Norristown, PA 19403-2329
U.S.A.

610-676-8500

www.megger.com

Содержание BITE 3

Страница 1: ...ruction Manual BITE 3 Battery Impedance Test Equipment HIGH VOLTAGE EQUIPMENT Read this entire manual before operating M Valley Forge Corporate Center 2621 Van Buren Avenue Norristown PA 19403 2329 U...

Страница 2: ......

Страница 3: ...BITE 3 Battery Impedance Test Equipment...

Страница 4: ...pairing at our option defective equipment Equipment returned to the factory for repair must be shipped prepaid and insured Contact your MEGGER representative for instructions and a return authorizatio...

Страница 5: ...rview 17 Step One Perform Pre Test Activities 17 Step Two Turning on the BITE 3 and Connecting the Lead Set 18 Step Three Select a Site String and Take Measurements 19 Step Four Perform Post Test Acti...

Страница 6: ...chanical 32 APPENDIX B Replaceable Parts 33 APPENDIX C Compatibility 35 Hardware Unit Firmware Compatibility 35 Software Firmware Updating 35 Firmware Modifications 36 List of Figures Figure 1 BITE 3...

Страница 7: ...battery systems It measures AC impedance an internal ohmic value DC terminal voltage Intercell connection resistance Float current Ripple current and Harmonic content These measurements along with ot...

Страница 8: ...chhoff s law states that the current is the same everywhere in that circuit Ohm s law states that each resistor will have a voltage drop in response to the applied current regardless of whether that c...

Страница 9: ...the necessary information and data regardless of which BITE 3 took the last set of battery data Applications for the BITE 3 Some of the many types of installations that can be tested and analyzed wit...

Страница 10: ...entative and describe the damage in detail Safety First Be sure to read the safety information in Chapter 2 thoroughly and observe all safety precautions and recommendations How to Use This Manual Typ...

Страница 11: ...ty of electrolyte spills explosion and electrical shock Safety Requirements This instrument has been designed to the IEC 61010 1 safety standard Observe all industry standard safety rules for testing...

Страница 12: ...M AVTMBITE 3 Rev 8 April 2014 6 Cautions and Warnings This manual provides cautions and warnings where applicable and these should be strictly observed...

Страница 13: ...cts is a reminder not to dispose of the product at the end of its life with general waste Megger is registered in the UK as a Producer of Electrical and Electronic Equipment The Registration No is WEE...

Страница 14: ...nels comprise the lead set connection J1 and the CT connection J2 again the ports are not labeled Jx Figure 2 BITE 3 Lead Connections Figure 2A BITE 3 Fuse The battery charger connection battery state...

Страница 15: ...he communications and printer cable connects to J3 to communicate to a PC or laptop and to the optional printer J4 Battery charger The output of the charger connects to the battery here The instrument...

Страница 16: ...wing chart details the conditions under which the audible alarm and LEDs activate The circuit and measurement status is also displayed on the LCD Red No Circuit Yellow Blinking Circuit found not measu...

Страница 17: ...lations including wireline and wireless applications An example of this would be six battery strings of 4 12Vdc jars in each string In this example the current from the measurement has parallel paths...

Страница 18: ...Cancel and Close Quick Test Spectrum Analyzer Analyze Analyze Select a Test Select and Continue Close Configure Instrument Instrument Name Auto Off time in seconds Line Frequency Hz Auto Measure 0 1...

Страница 19: ...00 charge respectively After a few seconds this display will automatically go out NOTE The batteries are nickel metal hydride and if these are changed the disposal of cells should be in accordance wit...

Страница 20: ...arge over a period of several weeks faster at higher temperatures Always check the Battery State indicator before starting work A fully charged battery will light all segments A fully discharged batte...

Страница 21: ...rogressing from right to left Battery nearly exhausted The battery capacity is very low Recharge it The one remaining LED is flashing Error Reset An error has occurred within the battery module The ci...

Страница 22: ...M AVTMBITE 3 Rev 8 April 2014 16 M...

Страница 23: ...o eliminate the need for a CT under normal circumstances Normally the current in the cell jar being measured must be measured to accurately calculate impedance Z E I Optional lead sets are available t...

Страница 24: ...O I button The back light should stay lit 2 Connect the lead set and if used the CT to the BITE 3 3 a Configure a new site and string Configure I Strings I New Enter New String Information Site Strin...

Страница 25: ...hunt being used to calculate them It is recommended to use an intertier interrow cable See the Technical Specifications section for accuracy 3 Measure all cells and intercell connectors Apply the Red...

Страница 26: ...rent in the battery that is causing the voltage drop Impedance is then calculated as it normally is The procedure for testing noisy systems is simple If a noisy system is encountered the BITE 3 will d...

Страница 27: ...nnections and pushing the red test button on the top panel of the BITE 3 to start the measurements 6 Once the measurement is complete continue testing until all cells jars have been tested 7 Follow St...

Страница 28: ...M AVTMBITE 3 Rev 8 April 2014 22 M...

Страница 29: ...limits as seen in the chart As batteries age the percent deviation will widen but in this mode an outlier is the concern Viewing Printing Test Results on the LCD When the testing has been completed us...

Страница 30: ...can only be found by comparing each cell against the string average called deviation The allowable percent deviation depends upon the battery technology flooded Lead acid or VRLA Since a single cell c...

Страница 31: ...term Trending When data have been taken since commissioning trending is the best mode of analysis This mode combines the trend over time the percent change and percent deviation provides the most info...

Страница 32: ...M AVTMBITE 3 Rev 8 April 2014 26 M...

Страница 33: ...n added to the probe handles with a redundant display on the LCD for optional lead sets The chart below explains the status LEDs Red No Connection Yellow Blinking Connection detected waiting for trigg...

Страница 34: ...ispose of them with general waste at the end of their life This product contains the NiMH battery pack rated at 4 8Vdc It can be safely removed by unclipping the 2 fasteners on the old battery pack an...

Страница 35: ...er Configuration Printout If you want to leave the settings as they are press the FEED switch If you need to change a setting press the ON LINE switch to enter the reconfiguration mode For each group...

Страница 36: ...es of problems can be investigated Ship to Megger Attn Repair Dept RMA Valley Forge Corporate Center 2621 Van Buren Avenue Norristown PA 19403 U S A 610 676 8500 or Megger Attn Repair Dept RMA Archcli...

Страница 37: ...on 8 0 to 15 VDC 10 mV resolution Current Range and Resolution Current 0 5 9 99 A ac dc 0 01 A resolution 10 0 99 9 A ac dc 0 1 A resolution Accuracy dc voltage 1 rdg 1 lsd ac impedance 5 of rdg 1 lsd...

Страница 38: ...IEC 61010 1 specifications Mechanical Dimensions 200 H x 100 W x 240 D mm 9 5 H x 8 6 W x 4 D x 9 5 H inches Weight 5 7 lbs 2 6 kg Charger Supply Voltage 100 to 130 V 50 60 Hz 14 VA 210 to 250 V 50 60...

Страница 39: ...ITE 3 Carrying Case 35788 RS 232 Null modem cable 33533 1 Dual point Lead set BI 10002 Tip Kit BI 10017 Line Charger EV6280 333 Battery EV6121 492 Manual AVTMBITE 3 Power DB LITE DB0001 Printer batter...

Страница 40: ...M AVTMBITE 3 Rev 8 April 2014 34 M...

Страница 41: ...104 Version 2 even numbers ONLY NEW WINDOWS CE NEW PC104 Version 3 odd numbers ONLY Software Firmware Updating Different firmware versions operate with different hardware versions The PC software used...

Страница 42: ...System Corrects Contrast Issue Unit remembers contrast setting at turn off Incorporates both Russian and Vietnamese languages into the unit 3 000 NEW PC 104 NEW OS SYSTEM Corrects Contrast Issue Unit...

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