Tohnichi STC2-G Manual
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Tohnichi STC2-G Manual

Digital torque screwdriver
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To customers:
Before using this product, please read this operating instruction carefully
to use it properly.
If you have any question, please contact your nearest distributor or
TOHNICHI MFG. CO., LTD.
This operating instruction should be stored in a safe place.
Digital Torque Screwdriver
Model STC2-G
STC200CN2-G
※Bits are sold separately.
※Commercially available hexagonal bits
 with a 6.35 mm width across flats can be used.

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Summary of Contents for Tohnichi STC2-G

  • Page 1 Before using this product, please read this operating instruction carefully to use it properly. If you have any question, please contact your nearest distributor or TOHNICHI MFG. CO., LTD. This operating instruction should be stored in a safe place. STC200CN2-G ※Bits are sold separately.

  • Page 2: Table Of Contents

    (8) Use the product within the measurement range mentioned in the operating instruction. (9) Be sure to conduct periodic inspection on the product. If the product emits a foul odor or ignites during use, stop using it immediately, move this measuring instrument to a safety place, and contact TOHNICHI MFG. CO., LTD.

  • Page 3: １． Outline

      Outline １． The operating instruction describes a digital torque screwdriver designed for tightening and inspection. If the upper-limit and lower-limit values are preset in the tightening mode, you are informed of completion of tightening by a LED and a buzzer. If the upper-limit and lower-limit values are preset in the inspection mode, you are informed of OK/NG judgment by a LED and a buzzer.

  • Page 4: ４． Names Of Parts

      Names of Parts ４． Battery Cap LED Ring Display Communications/Charging USB Port Switch (mini-B type) Serial No Ratchet φ11 φ29 LED Ring ① Display Shows the torque values, counter, units, mode, Display and remaining battery capacity. ② POWER (C) Key MEM Key POWER(C) KEY Switches the power ON, and when held down for...

  • Page 5: ５． Setting Mode

      Setting Mode ５． Press the   key to turn on the power. With a counter value of “0000” being displayed, hold down the    key 　　　 for 2 seconds or longer to display the setting screen.To increment the counter value, press the   key together with the   key. The counter value is incremented in steps of 10;...
  • Page 6 ⑥Setting the auto memory/reset Use the    key to select a time. Press the    key to proceed to the next step. Press the   key to return to the measurement screen. 0.0 => 5.0 => 4.0 => 3.0 => 2.0 => 1.0 => 0.5 => 0.4 => 0.3 => 0.2 => 0.1 => 0.0 sec. 　　　　...

  • Page 7: ６． Usage

      ６． Usage Inspection mode ①M1： Press the key to turn on the power. Power-on ①-1 If the counter value is “0000”, press the key to increment 　　　 it to “0001”. To decrement the counter value, press the key. 　　 Holding the key and press the key decrements it...
  • Page 8 M2: Tightening mode ② Power-on Press the key to turn on the power. ②-1 If the counter value is “0000”, press the key to increment 　　　 it to “0001”. To decrement the counter value, press the key together with key. Holding down the key decrements it in steps of 10.

  • Page 9: ７ ． Torque Range & Remaining Battery Capacity Display

      Torque Range / Remaining Battery Capacity Display ７． Overtorque Alarm and Peak Hold Start Torque Model STC50CN2 STC200CN2 STC400CN2 Torque Range cN ・ ｍ 10～50 40～200 80～400 1digit 0.05 Overtorque Alarm* 52.50 210.0 420.0 Peak Hold Start Torque* 3.75 15.0 30.0 Auto Zero Range*...

  • Page 10: Calculation Function

      ８． Calculation Function This function calculates the data volume, maximum value, minimum value and average value of the measurement values in the specified range. Use the key to set the counter value to the upper limit of ０２００ 60.0 the data range you want to calculates. Hold down the for 2 seconds or longer to display the computation screen.

  • Page 11: ９． Measurement Data Output

      ９． Measurement Data Output Measurement value data in the specified range are externally output in a collective manner. The baud rate, data length and parity settings should be made consistent with the settings of the PC to be connected beforehand. ０２００...

  • Page 12: １０． Measurement Data Memory Clear

      Measurement Data Memory Clear １０． Clearing 1 data value ■ Press the key to display the counter measurement data that you want to clear. Press the key to clear the counter measurement data that is being displayed. Data Range Specified Clearing ■...

  • Page 13: １１． External Output Specifications

    ・ Communication may not be enabled unless software is started up after connecting the cable. ・ Communication is disabled if multiple units of the STC2-G and our USB serial output products (CEM3-G, ST2, ATGE-G) are connected to the PC simultaneously.

  • Page 14: １２． Charging

    (2) Connect the exclusive USB cable (accessory) to the respective USB ports of the  STC2-G and PC. (3) After the STC2-G LED ring is illuminated in yellow and red during the charging circuit  diagnostic operation, confirm that the LED ring changes to white illumination and the  charging starts.

  • Page 15: １３. Error Displays

    Err9 Torque sensor abnormality torque unloaded condition, then switch the power ON again. ■Reset Operation While the STC2-G is in the power OFF condition, press the  key while holding down the   key, then remove your fingers from both keys immediately afterwards.
  • Page 16 E-mail: tohnichi-europe@online.be ■ TOHNICHI AMERICA CORP. TEL.1(847)947-8560 FAX.1(847)947-8572 1303 Barclay Blvd.Buffalo Grove,IL 60089 USA E-mail: inquiry@tohnichi.com WebSite: http://tohnichi.com ■ TOHNICHI SHANGHAI MFG. CO., LTD. TEL.+86-(021)3407-4008 FAX.+86-(021)3407-4135 Rm.5 No.99 Nong1919.Du Hui Road,Minhang, ⒸTOHNICHI Mfg. CO., LTD. All Rights Reserved. Shanghai,P.R.China 16.06.D...

This manual is also suitable for:

Stc200cn2-g

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