
Bench Hardness Testers |
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Universal Hardness Tester CV-990™State-of-the-art closed loop system with internal video camera and motorized zoom objective
FEATURES
Optional:
COMPARISON CHART
Technical specifications / Test procedures
|
Vickers acc. to
DIN EN ISO 6507 and ASTM | Test load steps: |
CV-991/992 | 1 - 2 - 3 - 5 - 10 - 20 - 30 - 40 - 50 - 60 - 80 - 100 - 120 |
CV-994/995 | 5 - 10 - 20 - 30 - 40 - 50 - 60 - 80 - 100 -120 |
CV-997/998 | 20 - 30 - 40 - 50 - 60 - 80 - 100 -120 |
Brinell acc. to DIN EN ISO 6506
and ASTM | Test load steps: |
CV-991/992 | 1 - 2.5 - 5 - 6.25 - 10 - 15.625 - 30 - 31.25 - 62.5- 100 |
125 - 187.5 - 250 | |
CV-994/995 | 2.5 - 5 - 6.25 - 10 - 15.625 - 25 - 30 - 31.25 - 62.5- |
100 - 125 - 187.5 - 250 - 500 - 750 | |
CV-997/998 | 25 - 31.25 - 62.5 - 100 - |
125 - 187.5 - 250 - 500 - 750 -1000 - 1500 - 3000 | |
Possible test procedures | 1/1 - 1/2.5 - 1/5 - 1/10 - 1/30 - 2.5/6.25 - 2.5/15.625 - 2.5/31.25 - 2.5/62.5 - 2.5/187.5 5/25 -5/62.5 - 5/125 - 5/250 (more load steps available on request) |
Rockwell CV-992/995/998 | Acc. to DIN EN ISO 6508 and ASTM: all Rockwell scales with minor load 98.07 N (10); Standard Rockwell, e.g. HRA, HRB, HRC etc.; all Superficial Rockwell scales with minor load 29,42 N(3); Superficial ; Rockwell, e.g. HR15N, HR30T, HRY etc. |
Vickers Depth Measurement (HVT) CV-992CV-995CV-998 | 30 - 100 - - 100 |
50 - 100 120 | |
30 - 100 | |
Brinell Depth Measurement (HBT) CV-992CV-995CV-998 | 2.5/62.5 - 2.5/187.5 - 5/250 |
2.5/62.5 - 2.5/187.5 - 5/250 - 5/750 | |
2.5/31.25 - 2.5/62.5 - 2.5/187.5 - 5/25 - | |
5/62.5 - 5/125 - 5/250 - 5/750 - 10/100 - 10/125 | |
10/250 - 10/500 - 10/1000 - 10/1500 - 10/3000 | |
Knoop (HK) | HK 1 |
Macro-Rockwell (HMR) | HMR 5/250 |
Ball indentation hardness
(for plastics) | Acc. to DIN ISO 2039 T1 H 49 - 132 - 358 - 961 |
Useable indentors | Rockwell Diamond cone 120? Rockwell 1/16?Brinell Ball 1mm - 2.5mm - 5mm - 10mm Vickers Diamond pyramide 136? Knoop Rhombical diamond pyramide Ball indentation Ball, 5mm |
Test height | Approx. 320mm |
Throat depth | 250mm |
Test load application | Electromotorical, closed-loop system, with load cell |
Test load selection | Automatical, via programmable, digital panel |
Hardness value display | Digital |
Optical evaluation | Via internal color LCD screen with CCD camera. |
Evaluation by digital measuring lines; Evaluation without parallactic error | |
Operating languages | English, German, French, Italian (selectable) |
Digital panel | With many functions |
Interfaces | RS-232 (bidirectional) and parallel |
Objectives | 2.5x (standard CV-997/998), 4x (standard CV-991/992/994/995) ,2.5x, 4x, 10x, 20x (optional) |
Magnification | All required magnifications included in basic machine already |
Illumination | Stepless adjustable brightness of light |
Power supply | 230 V, 50 Hz (500 VA) |
Net weight | Approx. 220kg (CV-991/992), |
Approx. 250kg (CV-994/995), | |
Approx. 360kg (CV-997/998) |
Standard delivery
- CV-990 main unit
- Power cable
- CV Instruments certificate
- Manual
- Optional accessories
- Testing tables
- Objectives
- Motorised spindle with foot pedal
- Machine cover
- Spindle protection cover
- Certified test blocks