1-877-780-2131

Give us a call 763-780-2131

1-877-780-2131
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UTWCS - Ultra Torque Wrench Calibration System

Create Your Own System!

Available in a single, double or triple torque cartridge system.

UTWCS - Ultra Torque Wrench Calibration System
Pictured above with optional Easy Loader attachment (recommeded) - available in three lengths: 12”, 18” and 24”

LSI's Ultra Torque Wrench Calibration System is one of the most flexible and easy-to-use torque tool testers available. The UTWCS torque cartridge system allows a single tester to quickly utilize many different load ranges with the push of a button.

The UTWCS digital control panel features convenient push button zeroing as well as easy switching between test modes, measurement units, access to digital calibration, linearization and other features such as user programmable force filter.

Built your own system to meet your needs.

  • Accuracy better than ± 0.2% of reading from 10-100% full scale
  • Single, Double or Triple torque cartridge capability
  • RS 232 and USB capability standard
  • Rechargeable NiCad battery standard
  • 25 in-lb to 260 ft-lb capacity
  • Tracking, Peak or First Peak modes (2,000 samples / sec)
  • NIST traceable calibration
  • Clockwise or counterclockwise operation
  • Vertical or horizontal mounting

Factory Option for 1, 2 or 3 Torque Cartridges
Other Options And Accessories

Shown with one, two or three load cells
TWDC (Torque Wrench Data Collector) Software Logo

Try our software for "Torque Wrench Testing Data at Your Fingertips"

With Larson Systems' TWDC Software, your torque wrench testing data can be accessed, stored and manipulated as it is generated. Store specifications for differentparts, load a set of parameters and clearly see which wranches are in/out of tolerance using the on-screen graphical representation of the testing results.

Save and print results or open the results file in Microsoft Excel. You have complete control of your testing data.


  • Push button English / metric units
  • Permanent torque cartridge mounting
  • 12 months warranty
  • Built-in shunt calibration verification
  • Digital calibration and linearization
  • Push-button torque zeroing
  • Bright OLED display
  • Rugged cast aluminum housing
  • Torque tool Calibration Certificate Printout
  • TWDC software packages
Vertical Mounting Option

Back view: power, USB, RS232

Certify Your Torque Tools!
The UTWCS is capable of certifying your torque tool per ISO 6789.
The included user manual has detailed step-by-step instructions to let you print a certificate for your torque tool!

Certification Steps:
  1. Determine torque tool class
  2. Determine wrench tolerance
  3. Calculate number of measuring points (20%, 60%, 100%)
  4. Determine repetitions based on torque tool
  5. Setup STWCS test parameters
  6. Place torque tool on STWCS
  7. Zero torque
  8. Follow on-screen directions
  9. Certificate prints out automatically - Click for sample
Torque Specifications
Torque Cartridge
Capacity
Standard Resolution
25 in-lb 0.002 in-lb
2 ft-lb 0.0002 ft-lb
29 kg-cm 0.002 kg-cm
0.29 kg-M 0.00002 kg-M
2.8 N-M 0.0002 N-M
100 in-lb 0.01 in-lb
8 ft-lb 0.001 ft-lb
115 kg-cm 0.01 kg-cm
1.15 kg-M 0.0001 kg-M
11 N-M 0.001 N-M
200 in-lb 0.02 in-lb
16 ft-lb 0.002 ft-lb
230 kg-cm 0.02 kg-cm
2.3 kg-M 0.0002 kg-M
22 N-M 0.002 N-M
500 in-lb 0.05 in-lb
40 ft-lb 0.005 ft-lb
580 kg-cm 0.05 kg-cm
5.8 kg-M 0.0005 kg-M
60 N-M 0.005 N-M
108 ft-lb 0.01 ft-lb
1,300 in-lb 0.1 in-lb
1,500 kg-cm 0.1 kg-cm
15 kg-M 0.001 kg-M
145 N-M 0.01 N-M
260 ft-lb 0.02 ft-lb
3,100 in-lb 0.2 in-lb
3,570 kg-cm 0.2 kg-cm
35 kg-M 0.002 kg-M
350 N-M 0.02 N-M
Accuracy is better than ± 0.2% of
reading from 10-100% full scale
Ordering Information
Part Number Description Price
Tester
050-0000-0134-03 UTWCS - Ultra Torque Wrench Calibration System - Single Torque Cartridge System Quote
050-0000-0134-01 UTWCS - Ultra Torque Wrench Calibration System - Double Torque Cartridge System Quote
050-0000-0134-02 UTWCS - Ultra Torque Wrench Calibration System - Triple Torque Cartridge System Quote
Torque Cartridges
025-0000-0697-00 25 in-lb Torque Cartridge (1/4" drive) Quote
025-0000-0697-01 100 in-lb Torque Cartridge (1/4" drive) Quote
025-0000-0697-02 200 in-lb Torque Cartridge (1/4" drive) Quote
025-0000-0697-03 500 in-lb Torque Cartridge (3/8" drive) Quote
025-0000-0697-04 108 ft-lb Torque Cartridge (3/8" drive) Quote
025-0000-0697-05 260 ft-lb Torque Cartridge (1/2" drive) Quote
Factory Options
025-0000-0411-01 Easy Loader Attachment with 12" Reaction Arm Quote
025-0000-0411-02 Easy Loader Attachment with 18" Reaction Arm Quote
025-0000-0411-03 Easy Loader Attachment with 24" Reaction Arm Quote
Accessories
025-0000-0429-00 Power Tool Adapter Kit - 1/2", 3/8" and 1/4" Drives Quote
013-5000-0128-00 1/4" F to 3/8" M Drive Adapter Quote
013-5000-0132-00 3/8" F to 1/4" M Drive Adapter Quote
013-5000-0127-00 3/8" F to 1/2" M Drive Adapter Quote
013-5000-0133-00 1/2" F to 3/8" M Drive Adapter Quote
013-5000-0182-00 3/4" F to 1/2" M Drive Adapter Quote
025-0000-0703-00 Drive Adapter Kit - Includes all 5 Drive Adapters Quote
Software Option
050-1000-0066-00 Torque Wrench Data Collector (TWDC) Quote
Printer & Connectivity Options
025-0000-0458-01 RS 232 to Parallel Printer Cable / Adapter Quote
Power Supplies (One power supply is included with each new order)
025-1000-0396-00 Power Supply - USA (115 VAC) Quote
025-1000-0396-04 Power Supply - International (100-240 VAC 50-60 Hz) Quote

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Larson Systems Inc.
13847 Aberdeen Street NE
Ham Lake, MN 55304
Phone: 763-780-2131
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