Stahlwille 7707-1-2W Operating Instructions Manual
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Stahlwille 7707-1-2W Operating Instructions Manual

Sensotork electronic workshop torque tester
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Operating Instructions

STAHLWILLE
Sensotork Electronic Workshop Torque Tester
7707-1-2W, 7707-1-3W, 7707-1W, 7707-2W, 
7707-2-1W, 7707-2-2W and 7707-3W
Please ensure you read these Operating Instructions carefully to ensure
you operate the equipment correctly and safely and keep these
instructions in an accessible place.
91979782

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  • Page 1: Operating Instructions

    Operating Instructions STAHLWILLE Sensotork Electronic Workshop Torque Tester 7707-1-2W, 7707-1-3W, 7707-1W, 7707-2W,  7707-2-1W, 7707-2-2W and 7707-3W Please ensure you read these Operating Instructions carefully to ensure you operate the equipment correctly and safely and keep these instructions in an accessible place.
  • Page 2 Preface These Operating Instructions will assist you in using the electronic workshop torque testers,  models 7707-1W, 7707-1-2W, 7707-1-3W, 7707-2W, 7707-2-1W,  7707-2-2W and 7707-3W,  safely,  economically and  in accordance with the intended purpose. Target group for these Operating Instructions The Operating Instructions are design for use with the electronic workshop torque testers models 7707-1W, 7707-1-2W, ...

  • Page 3: Table Of Contents

    Contents Introduction to the Operating Instructions ....5 Structural features of the information on dangers ... 5 Structural features of notices referring to property damage .
  • Page 4 Inserting and removing transducers ....38 Inserting the transducer ....... 38 Releasing the transducer .

  • Page 5: Introduction To The Operating Instructions

    Introduction to the Operating Instructions Structural features of the information on dangers The following categories of notices are contained in these operating instructions: D A N G E R Notices containing the word DANGER warn of hazards which lead directly to severe or fatal injuries.

  • Page 6: Availability

    Availability If these Operating Instructions should be mislaid or become unusable, replacement copies are available from Eduard Wille GmbH & Co. KG. If you have not yet registered your device, you will need the following details to place your order: ...

  • Page 7: Fundamental Safety Instructions

    Furthermore, it is essential to observe all the laws and regulations in force at the location where the tool is to be used. STAHLWILLE will not accept any liability for damage or injury occurring from use that does not conform with the intended use.

  • Page 8: Obligations Relating To The Operating Instructions

    Obligations relating to the Operating Instructions The user of the electronic workshop torque tester for torque wrenches or torque screwdrivers is responsible for ensuring that these Operating Instructions are readily available wherever the electronic workshop tester is in use. Always keep the Operating Instructions close to the electronic torque tester.

  • Page 9: Fundamental Safety Instructions

    Fundamental safety instructions The 7707-1W, 7707-1-2W, 7707-1-3W, 7707-2W, 7707-2-1W, 7707-2-2W and 7707-3W electronic workshop torque testers and their display units are precision testing equipment and must be treated with corresponding care. Avoid subjecting the tool to physical knocks, chemicals or excessive temperatures beyond the limits given in these instructions.

  • Page 10: Technical Description

    Serial number Accuracy The range of measurement is  Sensotork 7707-1-2W, 7707-1-3W: 0,2 to 10 N·m,  Sensotork 7707-1W: 0,4 to 20 N·m,  Sensotork 7707-2W: 2 to 100 N·m,  Sensotork 7707-2-1W: 4 to 200 N·m, ...
  • Page 11 The range of measurement according to the display variation of the individual models can be found in the tables below. Sensotork 7707-1-2W, 7707-1-3W: Display variation N·m ft·lb in·lb ± 0,2–10 0,15–7,4 1,8–88,5 1 % of value ± 1–10 0,75–7,5 9–88,5 0,5 % of value ±...

  • Page 12: Functional Description

    Sensotork 7707-2-1W: Display variation N·m ft·lb in·lb ± 4–200 3–148 35–1770 1 % of value ± 20–200 15–148 177–1770 0,5 % of value ± 0,25 % of value 40–200 30–148 354–1770 Sensotork 7707-2-2W: Display variation N·m ft·lb in·lb ± 8–400 6–295 71–3540 1 % of value...

  • Page 13: Technical Specifications

    Technical specifications 7707-1-2W and 7707-1-3W Weight of the electronic   workshop torque tester 6,255 kg Weight of the display unit 0.190 kg Weight of the stand 0.480 kg  Dimensions of the electronic workshop torque tester width: 180 mm...
  • Page 14 7707-1W Weight of the electronic   workshop torque tester 6,255 kg Weight of the display unit 0,190 kg Weight of the stand 0,480 kg Dimensions of the electronic   workshop torque tester width: 180 mm height: 215mm depth: 180 mm Dimensions of the display unit width: 80 mm height: 145 mm...
  • Page 15 7707-2W Weight of the electronic   workshop torque tester 7,025 kg Weight of the display unit 0,190 kg Weight of the stand 0,480 kg Dimensions of the electronic   workshop torque tester width: 180 mm height: 215 mm depth: 180 mm Dimensions of the display unit width: 80 mm...
  • Page 16 7707-2-1W Weight of the electronic   workshop torque tester 7,511 kg Weight of the display unit 0,190 kg Weight of the stand 0,480 kg Dimensions of the electronic   workshop torque tester width: 180 mm height: 215 mm depth: 180 mm Dimensions of the display unit width: 80 mm...
  • Page 17 7707-2-2W Weight of the electronic   workshop torque tester 7,654 kg Weight of the display unit 0,190 kg Weight of the stand 0,480 kg Dimensions of the electronic   workshop torque tester width: 180 mm height: 215 mm depth: 180 mm Dimensions of the display unit width: 80 mm...
  • Page 18 7707-3W Weight of the electronic   workshop torque tester 7,495 kg Weight of the display unit 0,190 kg Weight of the stand 0,480 kg Dimensions of the electronic   workshop torque tester width: 180 mm height: 215 mm depth: 180 mm Dimensions of the display unit width: 80 mm...

  • Page 19: Transport, Items Supplied, Storage

    Transport, items supplied, storage Transport Transport the electronic workshop torque tester, the transducer and display unit only in the case supplied and ensure that the case cannot be dislodged and cannot fall in transit. ATTENTION! Damage to and decalibration of the electronic workshop tester.

  • Page 20: Items Included

    Items included Electronic workshop torque tester, model 7707-1W...
  • Page 21 1.5 m jack cable for connecting the display unit to the transducer if the stand is used, Order no. 7751. Spiral lead for connecting the display unit to the transducer, Order no. 7752 Display unit and holder, Order no. 7750 Attachment set: ...
  • Page 22 Differing and additional scope of supplies for the  Sensotork 7707-1-3W electronic workshop torque tester  Measurement sensor, Part no. 7721  Software CD ROM, Part no. 7731  USB adaptor, Part no. 7757-1  Not supplied: - Helix cable, Part no. 7752 - Display with mounting, Part no.
  • Page 23 Differing or additional scope of delivery for the Sensotork 7707-1-2W electronic workshop torque tester  Transducer, part No. 7721-0  Software CD ROM, part No. 7731  USB adapter, part No. 7757-1  Not contained in delivery: - Spiral cable, part No. 7752...
  • Page 24 Differing and additional scope of supplies for the Sensotork 7707-2-1W electronic workshop torque tester  Transducer, Order no. 7723-1  Adapter from " " , Order no. 7789-4  Adapter from " " , Order no. 7789-5...
  • Page 25 Differing and additional scope of supplies for the Sensotork 7707-2-2W electronic workshop torque tester  Transducer, Order no. 7723-2  Adapter from " " , Order no. 7787  Adapter from " " , Order no. 7788  Adapter from "...
  • Page 26 Differing and additional scope of supplies for the Sensotork 7707-3W electronic workshop torque tester  Transducer, Order no. 7723-3  Adapter from " " , Order no. 7787  Adapter from " " , Order no. 7788  Adapter from "...

  • Page 27: Optional Accessories

    Optional accessories In addition, it is possible to purchase a USB adaptor (Order no. 7757) and software (Order no. 7731). This USB adaptor with the jack cable (Order no. 7751) allows the transducer instead of the display unit to be connected directly to the PC. The USB adaptor, jack cable and software together enable you ...

  • Page 28: Preparing And Mounting The Electronic Workshop Torque

    Preparing and mounting the electronic workshop torque tester General fitting instructions When selecting the best place for mounting the unit, take all relevant legal provisions and safety regulations into consideration.  The user must be able to take up a comfortable, firm stance. ...

  • Page 29: Mounting The Electronic Workshop Torque Tester

    Mounting the electronic workshop torque tester CAUTION Risk of injury due to incorrect fastening of the electronic workshop tester.  Make sure that the electronic workshop tester is fastened sufficiently.  Fasten the electronic workshop tester only at the holes intended for this. ...
  • Page 30 ATTENTION! Decalibration due to incorrect fastening of the electronic workshop tester.  Fasten the electronic workshop tester only at the holes intended for this.  Using the holes intended for the purpose, screw the electronic workshop torque tester to the worktop firmly enough to ensure that it will take the loads applied to it when testing torque values (refer to the illustrations on the following pages).
  • Page 31 Lock every Allen-head screw using a washer and nut from the attachment set supplied. Vertical attachment of the electronic workshop torque tester...

  • Page 32: Attaching The Display Unit

    Attaching the display unit The display unit can be attached to the aluminium mounting block using a holder. If you prefer not to attach the display unit directly to the mounting block, it can be held in the stand. This might be necessary if, for example, the indicating torque wrench is a long-handled one, see „Fixing the display unit on the stand”...
  • Page 33  Clamp the holder with the clamping screw. To do so, turn the clamping screw clockwise as far as it will go. Clamping the holder...
  • Page 34 Aligning the display unit You can  turn the display unit in its holder and  tilt it to the front,  rear or  to the sides.  The display unit can be adjusted to meet your personal preferences. Adjusting the display unit...
  • Page 35 Clamping the holder  Prevent the holder from being inadvertently adjusted. To do so, turn the clamping screw as far as it will go. Preventing the holder from being inadvertently adjusted...

  • Page 36: Fixing The Display Unit On The Stand

    Fixing the display unit on the stand  Release the clamping screw on the stand.  Insert the pin of the display unit, which is now attached to the holder, into the stand (1) as far as it will go. Attaching the display unit to the stand.
  • Page 37 Example for fitting the display unit on the stand for use with indicating torque wrenches with long handles:...

  • Page 38: Inserting And Removing Transducers

    Inserting and removing transducers The QuickRelease safety lock enables you to safely lock the transducer in place and release it easily when required. Inserting the transducer  Hold the transducer firmly with both hands.  Position the transducer vertically in the round hole in the aluminium mounting block.

  • Page 39: Releasing The Transducer

    Releasing the transducer  Press the two green release buttons. The transducer will be automatically ejected by about 1 cm.  Extract the transducer vertically from the mounting block. Releasing and removing the transducer...

  • Page 40: Connecting The Display Unit

    Connecting the display unit ATTENTION! Damage to the electronic display unit due to use of an incorrect plug-in power supply unit.  Use the enclosed plug-in power supply unit exclusively.  Connect up the mains cable of the mains adapter to the display unit.
  • Page 41  Next, connect the spiral or jack cable to the transducer using the 3.5 mm jack. The spiral or jack cable can be connected up either way round. Connecting the spiral or jack cable to the transducer...
  • Page 42  Connect the other end to one of the five remaining sockets on the left-hand outer side of the display unit. Connecting the spiral or jack cable to the display unit  The display unit can be connected to up to five transducers simultaneously.
  • Page 43 Make sure that the specifications on the plug-in power supply unit model plate correspond to those of the mains connection.  Contact STAHLWILLE if the power supply unit specifications do not correspond to the mains connection specifications.  Next, connect the mains adaptor to a mains outlet.

  • Page 44: Connecting A Usb-Adapter (Optional)

    Connecting a USB-adapter (optional)  Plug a jack from the jack cable into the USB adaptor and the other into the measurement sensor.  To ensure a secure connection to the PC, the corresponding USB driver software must be installed before connecting the USB adaptor to the PC.

  • Page 45: Switching The Display Unit On And Off

    Switching the display unit on and off  If you wish to turn on the display unit, press the ON button and keep it pressed until the display lights up. Turning on the display unit...
  • Page 46  To turn off the display unit, press the OFF button. Switching off the display unit...

  • Page 47: Testing A Torque Wrench Or Torque Screwdriver

    Testing a torque wrench or torque screwdriver ATTENTION! Damage due to incorrect handling of the torque wrench to be tested.  Observe and comply with the information in the torque wrench operating instructions.  In particular, observe and comply with the safety instructions, the technical limit values and the information on calibration and adjustment.

  • Page 48: Inserting The Torque Wrench Or Torque Screwdriver

    Inserting the torque wrench or torque screwdriver ATTENTION! Incorrect measurement results due to simultaneous use of several square adapters.  Do not use more than one square adapter simultaneously.  Use only the enclosed square adapters. If the outer square drive of the torque wrench or torque screwdriver does not match the internal square drive of the transducer, you can use a square drive adapter.
  • Page 49  If you wish to use a square drive adapter, attach it first to the transducer. Attaching the square drive adapter to the transducer...
  • Page 50  Connect a torque wrench, torque screwdriver or another tool to be tested to the transducer. Inserting the torque wrench in the transducer...

  • Page 51: Reading Off Measurements Via The Display Unit

    Reading off measurements via the display unit The display unit can display three different modes:  Track: for general torquing jobs  Peak Hold: for indicating torque wrenches or torque screwdrivers  First Peak: for clicking torque wrenches or torque screwdrivers In addition, the display unit has a "Units"...
  • Page 52  Apply slow, even force to the torque wrench or torque screwdriver in the desired direction after it is attached and observe the reading shown on the display unit. Applying force to the torque wrench The "TRACK" mode displays the torque currently applied to the tool.
  • Page 53  If you wish to set the current torque as the zero setting, press the "Tare" key. Pressing the "Tare" key The currently displayed torque is set to 0 N·m.  Only press this key when the transducer is at rest, ie there is no load on it as otherwise the readings will be inaccurate.

  • Page 54: Testing Indicating Torque Wrenches Or Torque Screwdrivers

    Testing indicating torque wrenches or torque screwdrivers  Press the "Mode" key until the display shows "PEAK HOLD". "Peak Hold" mode...
  • Page 55  Apply force uniformly to the torque wrench or torque screwdriver in the desired direction and observe the reading on the display unit. Applying force to the torque wrench  Compare the readings to see if that on the torque wrench or torque screwdriver coincides with that on the display unit.
  • Page 56  To delete the peak reading, press "Clear". Pressing the "Clear" button  If you press this key during testing, the currently applied torque immediately becomes the new peak. If you notice any deviation between the values, adjust the torque wrench or torque screwdriver as explained in the appropriate Operating Instructions and then test the torque wrench or torque screwdriver again.
  • Page 57 WA RN IN G Accidents possible due to incorrect torque with incorrectly adjusted torque wrenches.  Do not use torque wrenches with incorrect values.  Adjust the torque wrench properly prior to further use. Testing a clicking torque wrench or torque screwdriver ...
  • Page 58  Apply force slowly and uniformly to the tool in the desired direction and compare the reading on the display of the display unit with the value preset on the torque wrench or torque screwdriver. Applying force to the torque wrench The number shown in large figures is the First Peak reading.
  • Page 59 The torque wrench or torque screwdriver should trip at exactly the preset torque value.  To delete the First Peak and largest torque to date, press "Clear".  In the "First Peak" mode, it is not necessary to press the "Clear"...
  • Page 60 Converting units of measure ("Unit" button) Every time the "Unit" button is pressed the units of measurement shown on the display change and the readings are automatically converted. The first time the "Unit" button is pressed, the units will change from "N·m" to the other units of measurement like "cN·m", "ft·lb"...

  • Page 61: Maintenance And Cleaning

    Maintenance and cleaning The electronic workshop torque tester and its display unit are maintenance free. However, please note the instructions on calibrating and adjusting.  Clean the electronic workshop torque tester and display unit using a soft, dry cloth only. ATTENTION! Malfunctions or damage to the electronic workshop tester due to incorrect cleaning.

  • Page 62: Repairs, Calibration And Adjustment

    Germany this is, eg a DKD approved laboratory. If you wish to make use of STAHLWILLE's calibration service, please send us only the transducer. You can find further details of STAHLWILLE's calibration service on the world-wide web: www.stahlwille.de Electronic workshop torque testers for torque wrenches or torque screwdrivers are precision testing instruments.

  • Page 63: Disposal

    Disposal Do not under any circumstances throw your electronic workshop torque tester and its accessories away with normal household refuse. Your local town or city council will offer environmentally friendly disposal options for such equipment. Adhere to local regulations regarding Directive 2002/96/EG (WEEE). ...
  • Page 64 STAHLWILLE Eduard Wille GmbH & Co. KG P.O. Box 12 01 03 —D-42331 Wuppertal Lindenallee 27 —D-42349 Wuppertal Germany Tel.: + 49 202 4791-0 Fax: + 49 202 4791-2 00 E-Mail: support@stahlwille.de Internet: www.stahlwille.de © KONTECXT GmbH Technische Dokumentation D-45128 Essen...

This manual is also suitable for:

7707-1w7707-1-3w7707-2w7707-2-2w7707-3w7707-2-1w

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