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Larson Systems Inc.
1-877-780-2131
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CDHT - Compression Digital Hand Tester
CDHT - Compression Digital Hand Tester

This tester can accommodate larger springs (up to 6” tall) and test with greater accuracy than our ECT. In addition, this tester is upgradeable with more options like the Micro-Length Adjust with length stops, an RS 232 port or single or double length stops. The tester has a two-line backlit LCD display of force and length and has deflection compensation for accurate readings at all times. It has a rugged cast aluminum and steel frame, a precision rack and pinion drive with adjustments for wear, and convenient hand operation to apply force and adjust length. It includes standard length lock and mechanical overload stops to protect the tester from damage.

Part Testing Capacity
  • Standard 6" range
  • Standard 6" stroke
  • Up to 4" Ø platform (2" standard)
  • Up to 0.0005" length resolution (0.001" standard)
  • 11, 110 & 750 lb load capacities
  • DHT software package
  • Compression testing of force and length
  • Tracking or peak modes (2,000 samples / sec)
  • Load cell and frame deflection compensation
  • Mechanical and software overload protection
  • Built-in shunt calibration verification
  • Digital calibration and linearization
  • Backlit digital LED display of force and length
  • Wipe-clean embossed key faceplate
  • Push-button force and length zeroing
  • NIST traceable calibration
Force Specifications
Load Cell
Capacity
Standard Resolution High Resolution*
0-100% FS 0-20% FS 20-100% FS
11 lb 0.005 lb 0.0005 lb 0.005 lb
5 kg 0.002 kg 0.0002 kg 0.002 kg
49 N 0.02 N 0.002 N 0.02 N
110 lb 0.05 lb 0.005 lb 0.05 lb
50 kg 0.02 kg 0.002 kg 0.02 kg
489 N 0.2 N 0.02 N 0.2 N
750 lb 0.5 lb 0.05 lb 0.5 lb
340 kg 0.2 kg 0.02 kg 0.2 kg
3,336 N 2 N 0.2 N 2 N
Accuracy = ± Resolution x 2
*Requires High Resolution Force option 050-0000-0107-00
Length Specifications
Capacity Standard Resolution High Resolution*
≤ 110 lb 0.001 in (± 0.002 in) 0.0005 in (± 0.001 in)
0.02 mm (± 0.04 mm) 0.01 mm (± 0.02 mm)
≥ 750 lb 0.001 in (± 0.005 in) 0.0005 in (± 0.002 in)
0.02 mm (± 0.1 mm) 0.01 mm (± 0.04 mm)
*Requires High Resolution Length option 025-0000-0488-00
Ordering Information
Part Number Description Price
Tester
050-0000-0055-00 CDHT - 11 lb Compression Digital Hand Tester Quote
050-0000-0056-00 CDHT - 110 lb Compression Digital Hand Tester Quote
050-0000-0057-00 CDHT - 750 lb Compression Digital Hand Tester Quote
Accuracy Options
050-0000-0107-00 High Resolution Force Quote
025-0000-0488-00 High Resolution Length Quote
Factory Options
025-0000-0407-02 Micro Length Adjust with Built-in Stops Quote
025-0000-0676-00 MicroAdjust Wrenchless Stop Assembly Quote
025-0000-0293-00 Single Stop Rod Quote
025-0000-0333-00 Double Stop Rods Quote
025-0000-0294-00 NiCad Rechargeable Battery (4-8 hr life) Quote
Accessories
025-0000-0225-00 Thru-Rod Support Kit (1/16 to 1/8" Ø x 6") Quote
025-0000-0485-00 4" Ø Platform / Thru-Rod Support Kit (1/16 to 11/16" Ø ID x 8") Quote
025-0000-0191-00 Platforms - 4" Ø Quote
059-1000-0026-00 Dust Cover (5" Range Rods) Quote
025-0000-0226-00 Vibration Damping Pad Quote
025-0000-0288-00 Air Vibration Damping Table Quote
Printer & Connectivity Options
025-1000-0261-00 RS 232 Capability Quote
025-0000-0464-00 Inkjet Printer (Includes Cable / Adapter 025-0000-0458-00) Quote
025-0000-0458-00 RS 232 to Parallel Printer Cable / Adapter Quote
050-0000-0075-00 SSS - PC Statistical & Spreadsheet Interface Software 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.
10073 Baltimore Street NE
Minneapolis, MN 55449-4425
Phone: 763-780-2131
Toll-Free: 1-877-780-2131
Fax: 763-780-2182
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