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Use accurate torque controls to improve quality! Case examples can be found in torque handbook 10

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HOME > Products > Tester/Checker > Torque Wrench Checker > LC3/LC3-G

Torque Wrench Checker

LC3/LC3-G

Line Checker

Checking

Digital

Manual Loading

Direct Reading

Judgment

“Quick check” function now even more advanced. Comes with Pass/Fail Judgment color display, for easy result checking. Routine torque wrench inspections at line-side test stations are now easier and more accurate with Tohnichi’s digital torque wrench checkers in the LC3/LC3-G line checker series.

LC200N3

LC1000N3

The color on the display panel indicates Pass or Fail. Easy recognition.

White: Now evaluating　　Blue: OK (Pass)　　Red: NG (No good)

Application

Tightening assurance system for torque wrench accuracy checks (routine inspections) at line-side test stations.
Calculates when the next calibration should be (preventive maintenance).
The LC20N3 can also be used as a torque checker for torque screwdrivers.

Features

Different colored LCD display visibly notifies judgment results.
Wide measurement range, reasonably priced, compact and high accuracy.
Capable of reading actual working torque.
Built-in statistical processing functions.
Statistical processing functions automatically calculate sample numbers and maximum, minimum and mean values.
Hex adapters can be combined to test different sized open-end torque wrenches.
Power source AC100V-240V±10% to cover international use.
Battery pack is available as an option.
Support use in the EU.
With CE marking.
We have experience manufacturing products with American units of measurement (lbf, in, etc.) for Japan’s aircraft manufacturing industry and for export to the U.S., and products with metric units of measurement (kgf, cm, etc.) for export to other parts of the world.
DtRcv (Data Receiver) is a wired data input tool facilitating Excel® data management, and can be downloaded without charge. * ExRcv (Excel Receiver) was upgraded to DtRcv (Data Receiver) in March 2021. * Excel® is a registered trademark of Microsoft Corporation.

Specifications

Accuracy ± 1%+1digit

MODEL

LC20N3-G

LC200N3-G

LC1000N3-G

LC1400N3-G

TORQUE RANGE
［N・m］

PEAK

0.500～0.998

1.00～9.99

10.0～20.0

5.00～9.98

10.0～99.9

100～200

50.0～99.9

100～1000

100～999

1000～1400

―

1 DIGIT

0.002

0.01

0.1

0.02

0.1

―

RUN

0.500～20.000

5.00～200.00

50.0～1000.0

100.0～1400.0

―

1 DIGIT

0.002

0.02

0.1

0.2

―

TORQUE
RANGE［kgf・ cm/kgf・m］

PEAK

kgf・cm
5.0～9.98

10.0～99.9

10～200

50.0～99.8

100～999

1000～2000

kgf・m
5.0～9.99

10.0～100.0

10.0～99.9

100～140

―

1 DIGIT

kgf・cm
0.02

0.1

0.2

kgf・m
0.01

0.1

―

RUN

kgf・cm
5.0～200.0

50.0～2000.0

kgf・m
5.0～100.0

10.0～140.0

―

1 DIGIT

kgf・cm
0.02

0.2

kgf・m
0.01

0.02

―

TORQUE
RANGE［lbf・in］

PEAK

5.0～9.98

10.0～99.9

100～174

50.0～99.8

100～999

100～1740

500～999

1000～8800

900～998

1000～9990

10000～12000

1 DIGIT

0.02

0.1

0.2

100

RUN

5.0～174.0

50.0～174.0

500～8800

900～12000

1 DIGIT

0.02

0.2

INLET DRIVE □a［mm］

9.53

12.7

25.4

DIMENSION
［mm］

OVERALL LENGTH

278

500

OVEALL WIDTH

160

290

312

OVERALL HEIGHT

167

186

WEIGHT [kg]

10.5

ACCESSORIES
［mm］

SOCKET ADAPTER

□9.5(MALE) - □6.35(FEMALE) No.1282

□12.7(MALE) - □9.53(FEMALE) No.1280

□19.05(MALE) - □12.7(FEMALE) No.274
□25.4(MALE) - □19.05(FEMALE) No.276

HEXAGON HEAD ADAPTER

□9.53 - W6.35
（For torque driver）
□9.53 - W8,10,12,13,14,17 No.282

□12.7 - 8,10,12,13,14,17,19,22
No.280

―

Common Speciﬁcation

DISPLAY

Black mask LCD（white・red・blue)）

DISPLAY DIGITS

3-digit（PEAK）/5-digit (RUN）

DATA MEMORY

1000 data（Counter, Time, Torque Date）

MEASUREMENT MODE

PEAK/RUN

ZERO ADJUSTMENT

C key, Auto zero by Power OFF/ON

UPPER/LOWER LIMIT VALUE SETTING

10 settings

DATE OUTPUT

RS232C-compliant and USB (B-type) connectors for serial communication

MEMORY/RESET

Manual/Auto [Changeable in the range from 0.1 to 5.0 sec.]

OPERATING TEMPERATURE RANGE ［℃］

0～40 (no condensation)

POWER AC［V］

100～240 ±10.％ 50/60Hz

Standard accessory

AC Adapter (BA-6)
Hex adapter set for LC checkers (LC20N3: No. 282; LC200N3: No. 280)
Socket adapters (LC20N3: No. 1282; LC200N3: No. 1280; LC1000N3: No.274; LC1400N3: No. 276)
Fixed types (LC1000N3, LC1400N3)