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Yokota WU-1 Instruction Manual

Wireless unit for battery pulse tools
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76-QD7913EN-00Y00-03.doc
Wireless Unit for battery pulse tools
WU-1
Instruction Manual
Thank you for purchasing YOKOTA
products.
Before use, please read this Instruction Manual carefully and use the product
properly after fully understanding the Manual.
Please be sure to keep this Instruction Manual.
YOKOTA INDUSTRIAL CO., LTD
Head Office/Factory
5-55 Nishiiwata 3-chome, Higashiosaka City, 578-0947 Osaka, Japan
TEL.: +81-6-6788-1381
FAX. +81-6-6781-4519
http://www.yokota-kogyo.co.jp
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  • Page 1 76-QD7913EN-00Y00-03.doc Wireless Unit for battery pulse tools WU-1 Instruction Manual Thank you for purchasing YOKOTA products. Before use, please read this Instruction Manual carefully and use the product properly after fully understanding the Manual. Please be sure to keep this Instruction Manual.

  • Page 2: Table Of Contents

    76-QD7913EN-00Y00-03.doc 目 次 SAFETY CARE ..........................3 GLOSSARY ..........................8 SPECIFICATION ......................... 11 EACH PART DESCRIPTION....................... 12 PAIRING ............................. 14 SETTING METHOD ........................16 SETTING ITEMS ......................... 19 JUDGEMENT OF TIGHTENING ....................29 ASSIGNMENT OF OUTPUT RELAY AND INPUT TERMINAL ............ 31 10.

  • Page 3: Safety Care

    ・In cases where you lost this Instruction Manual or the warning label affixed to the product or made it dirty, immediately contact us or your YOKOTA representative to obtain the Manual or the warning label, and then properly retain the Manual or replace the warning label.
  • Page 4 76-QD7913EN-00Y00-03.doc ・Take drop preventive measures such as use of safety wire to work in high places. Also be careful for the falling-off accident, by confirming surely the safety of scaffolding. ・Do not install this product in a place likely to be exposed to water, direct sunlight, much dust, heat, oil, or moving parts of industrial equipment.
  • Page 5 ・If you feel uneasiness during the use, stop using the tool immediately and ask repair and inspection to YOKOTA or YOKOTA-authorized or designated servicing factory via the sales outlet or sales representative. If any accident or problem occurs due to the customer’s intended action such as disassembly of this product, we shall not be liable for such trouble.
  • Page 6 Do not use the chlorinated solvent, gasoline, thinners and the like, which work to melt the plastic. ・Ask repair and inspection to YOKOTA or YOKOTA-authorized or designated servicing factory via the sales outlet or sales representative where you bought the product. If any accident or problem occurs due to the customer’s intended action such as disassembly of this product, we shall not be liable for such...
  • Page 7 76-QD7913EN-00Y00-03.doc Caution ・Do not leave or store the built-in battery in a place exposed to strong direct sunlight or in a car under the scorching sun. Doing so may result in leak, heat, or rupture of the battery. ・Do not expose the built-in battery to water, etc. Doing so may result in heat generation of the battery. ・When disposing of this product, ask electric professional to remove the built -in battery.

  • Page 8: Glossary

    76-QD7913EN-00Y00-03.doc 2. Glossary (1) Tightening Torque: Output torque on completion of tightening. (2) Tightening Pulses: The number of pulses between the display start torque and tightening completion. (3) Work: A set of tightening points under the same tightening conditions. (4) WORK Start: The work selection input becomes start.
  • Page 9 76-QD7913EN-00Y00-03.doc (11) SWITCH TRQ.: Torque at which middle speed is switched to high speed. (12) MIN. TRQ.: A lower limit value to make a judgment of OK/NOK. (13) CUT TRQ.: A torque value at which motor is automatically stopped while tightening. (14) MAX TRQ.: A upper limit value to make a judgment of OK/NOK.
  • Page 10 76-QD7913EN-00Y00-03.doc (27) SLOW ERR NO.: The number of pulses in excess of the preset number of pulses. Consequently, a slow error will result. (28) COMPEMC NUM: The number of pulses preset as compensation pulses, which will be performed after the display torque exceeds the cut torque, and the motor will be automat ically stopped.

  • Page 11: Specification

    76-QD7913EN-00Y00-03.doc 3. Specification Model WU-1 External dimension 54mm (W)×249 mm(H)×188 mm(D) Weight Ambient operating 0 – 45 ℃ temperature 35 – 80 % RH (without condensation) Ambient operating humidity Power supply used AC100-240 V±10% 50/60Hz Power supply capacity 80 VA...

  • Page 12: Each Part Description

    76-QD7913EN-00Y00-03.doc 4. Each part description ⑤ ① ⑧ ⑥ ② ⑨ ⑦ ③ ⑩ ④ ④ ⑪ ① Power LED When the power is ON, LED (green) lights up. ② TOOL LED (TOOL 1-4) Paired TOOL number lights up in green. When the tightening is OK, it lights up in green.
  • Page 13 76-QD7913EN-00Y00-03.doc ●Descriptions of symbols WARNING: Indicating that mishandling may result in death or serious injury of the user. : Be sure to read this Manual before use and use the product correctly after you fully understand its contents. : POWER : SERIAL PORT : USB PORT : LAN...

  • Page 14: Pairing

    76-QD7913EN-00Y00-03.doc 5. Pairing To operate the tool, pairing with the wireless unit (initial connecting action) is required. After turning on the wireless unit, carry out pairing according to the following steps. 5.1. Install the battery pack to the tool. 5.2. Pull the throttle lever.
  • Page 15 76-QD7913EN-00Y00-03.doc 5.6. Press the pairing button of the tool. Press the button with the flat face of TF pin 2 x 90 until it beep s and the LED of the tool blinks fast in yellow. *Do not continue to press the pairing button after the buzzer beep and fast blinking of the LED.

  • Page 16: Setting Method

    76-QD7913EN-00Y00-03.doc 6. Setting Method Set values can be changed on the browser of your PC or PC-1. For setting on the browser, follow the steps below. For setting method by PC-1, see the Instruction Manual of PC-1. * During the setting on the browser, do not set by PC-1. 6.1.
  • Page 17 76-QD7913EN-00Y00-03.doc Enter “http://192.168.124.20/” and press Enter. 6.4. The browser is started. Selecting English on right above, language is changed to English. 6.5. Select TOOL No. or WIRELESS UNIT for which the language and set values are read and written. The setting screen is opened. 【Ex.】...
  • Page 18 76-QD7913EN-00Y00-03.doc 6.6. Read and write the set values according to the following steps. Reading the set value: Select “read” and press “EXECUTE”. Writing the set value: After the set value is changed, select “write” and press “EXECUTE”. * After you enter the value out of the entry limit range, if “write” is chosen and “EXECUTE” is pressed, the following error message appears and the set value is not changed.

  • Page 19: Setting Items

    76-QD7913EN-00Y00-03.doc 7. Setting Items 7.1. Setting of tool 1 – 4 7.1.1. All work common setting items Q’TY CONTROL Set contents Selection Default Setting ON/OFF of Q’TY CONTROL. START CONDITON Set contents Selection Default Selecting the start condition of Q’TY CONTROL. WORK S WORK S ※...
  • Page 20 76-QD7913EN-00Y00-03.doc WORK SEL Set contents Selection Default Setting WORK SEL. BIT： DATA： WAVE DATA OUTPUT Set contents Selection Default Setting ON/OFF of WAVE DATA OUTPUT. ON: Output from the tool to the wireless unit. OFF: No output from the tool to the wireless unit. * To send output to external device from the wireless unit, set “WAVE DATA DESTINATION”...
  • Page 21 76-QD7913EN-00Y00-03.doc 7.1.2. Setting items for every work START TRQ Set contents Selection Default Setting the value of start torque to be indicated. Set the value to be as follows: 0.0～999.0(N･m) 3.0N･m Upper limit torque ≧ cut torque ≧ lower limit torque ≧ start torque. SWITCH TRQ Set contents Selection...
  • Page 22 76-QD7913EN-00Y00-03.doc FINAL ANG MAX Set contents Selection Default Setting the upper limit of final angle. Set the value to be as follows: 0～9999（°） 9999 Upper limit of final angle ≧ lower limit of final angle. STOP ABORT TIME Set contents Selection Default Setting the free running stop abort time.
  • Page 23 76-QD7913EN-00Y00-03.doc SLOW ER NO. Set contents Selection Default Setting slow error number. 10～50 COMPEMC NUM. Set contents Selection Default Setting compensation number. 0～5 Torque is also measured throughout compensation number. FREERUNNING NG STOP Set contents Selection Default Setting ON/OFF of free-running NG stop. ON: In the event of free-running angle NG, the tool stops.
  • Page 24 76-QD7913EN-00Y00-03.doc 7.2. WIRELESS UNIT 7.2.1. INPUT ALLOCATION INPUT ALLOCATION Set contents Selection Default Assign any of WORKa, WORKb, WORKc, WORKd, Tool stop (OFF), PASS, RESET, WORKa:0～8 WORKa:0 or END to input terminal 1 to 8, respectively. WORKb:0～8 WORKb:0 If “0” is entered, nothing is assigned. WORKc:0～8 WORKc:0 Assignment can be made to TOOL1, TOOL2, TOOL3, and TOOL4 respectively.
  • Page 25 76-QD7913EN-00Y00-03.doc 7.2.2.1. RELAY TIME WORK FIN Set contents Selection Default Setting work finish output time. 0.0～9.9(s) If 0,0 is selected, outputting is continued. WORK SEL Set contents Selection Default Setting work select output time. 0.0～9.9(s) If 0,0 is selected, outputting is continued. COUNT NG Set contents Selection...
  • Page 26 76-QD7913EN-00Y00-03.doc 7.2.3. COMMUNICATION 7.2.3.1. SERIAL BAUD RATE Set contents Selection Default Selecting baud rate. 2400 9600 4800 9600 19200 38400 115200 PARITY Set contents Selection Default Setting parity. 7.2.3.2. LAN IP ADDRESS Set contents Selection Default Designating IP address. 000.000.000.000 192.168.124.020 ～255.255.255.255 After change, reboot the wireless unit.
  • Page 27 76-QD7913EN-00Y00-03.doc 7.2.3.3. OUTPUT DISTINATION RUNDOWN DATA Set contents Selection Default Setting ON/OFF of SERIAL and LAN output of rundown data per piece. SERIAL：ON LAN：OFF WAVE DATA Set contents Selection Default Setting ON/OFF of serial output of wave data. SERIAL：OFF ON: Wave data is outputted from the wireless unit to external device. OFF: Wave data is not outputted from the wireless unit to external device.
  • Page 28 76-QD7913EN-00Y00-03.doc 7.2.3.4. RUNDOWN PRINT FORMAT TOOL NUM PRINT Set contents Selection Default Setting ON/OFF of printing of tool number for rundown. ON: Tool number is printed. OFF: Tool number is not printed. REMAIN PRINT Set contents Selection Default Setting ON/OFF of remain print for rundown results. ON: Remaining quantity is printed.

  • Page 29: Judgement Of Tightening

    76-QD7913EN-00Y00-03.doc 8. Judgement of tightening ① Judging that the result of tightening is in the set range after tightening. ② If the result is in the set range, OK of tightening judgment lamp lights up. If any defect is detected, the contents of the defect are displayed in the tigh tening result. Detection of abnormality Abnormal tightening is as described below.
  • Page 30 76-QD7913EN-00Y00-03.doc ③ Bolt number error (indication of error) ・COUNT NG : Lack of number of tightened bolts against the set number. ④ Angle NG (indication of judgment of tightening) [Free-running angle NG] ・N31: Lack in free-running angle. ・N32: Excess in free-running angle. [Tightening angle NG] ・N35: Lack in tightening angle.

  • Page 31: Assignment Of Output Relay And Input Terminal

    76-QD7913EN-00Y00-03.doc 9. Assignment of output relay and input terminal Pin assignment Pin assignment +24V ピンアサイン RY1-RY2 COM +24V IN COM IN 1 RY3-RY4 COM IN 2 IN 3 IN 4 RY5-RY6 COM IN 5 IN 6 IN 7 RY7-RY8 COM IN 8 24V return Terminal Block Connecting Diagram...

  • Page 32: Maintenance And Inspection

    76-QD7913EN-00Y00-03.doc Maintenance and Inspection Before maintenance and inspection of this product, read carefully and understand Chapter 1 “Safety Precautions”, especially the section of Built-in Battery in “■ Maintenance ･ Inspection ･ Repair” and carry out correctly. 10.1. Replacement of battery This product contains lithium battery for memory of clock.
  • Page 33 76-QD7913EN-00Y00-03.doc Battery yu 電池 部 ⑤ Remove the old battery. ⑥ Install a new battery. * Make sure to install correctly the positive and negative poles of the battery. The positive pole is top face and the negative is the bottom face. ⑦...

  • Page 34: Troubleshooting

    76-QD7913EN-00Y00-03.doc Troubleshooting Before asking repair, carry out the following checks. If the trouble cannot be solved by the following actions, or if other trouble occurs, stop using this product immediately, and be sure to ask us or our qualified (designated) servicing factory via your sales outlet or sales agent.
  • Page 35 76-QD7913EN-00Y00-03.doc The tool does not The value of cut torque is not proper. Set the cut torque again. automatically stop The upper limit of torque is not proper. Set the upper limit of torque again. “OVER” frequently Set the rotation speed again or replace the tool occurs Tightening capability of the tool is not proper.

  • Page 36: External View

    76-QD7913EN-00Y00-03.doc External View...

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