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TIME Precision Measuring Instrument
Leeb Hardness Tester HLN-11A
Features:
Wide measuring range, for all metallic materials.
Direct display of hardness scales HRB, HRC, HV, HB, HS, HL
Conversion to tensile strength (U.T.S.)
Test at any angle, even upside down.
Removable printer included.
Six impact Devices are available for special applications.
Large LC display showing all functions and parameters.
Battery low indication
power charging indication on the keyboard by LED.
Fault indication in details. (E1-E5)
Technical Specification:-
| Hardness scales | HL, HRC, HRB, HV, HB, HS | |||
| Measuring range | See table in page 7 | |||
| Tolerance | ||||
| Tensile strength U.T.S range | 374 ~ 1999 MPa | |||
| Standard Impact Device | D | |||
| Optional Impact Device | DC/D + 15/G/C/DL (See page 8) | |||
| Min. Radius of workpiece (concave / convex) | Rmin = 50mm (with support ring Rmin = 10mm) | |||
| Impact Device | D/DC/DL | D + 5 | C | G |
| Max. Workpiece Hardness | 940/940/950HV | 940HV | 1000HV | 650HV |
| Min. workpiece weight | ||||
| Min. workpiece thickness | 5mm | 5mm | 1mm | 10mm |
| Min. Thickness of hardened layers | 0.8mm | 0.8mm | 0.2mm | 1.2mm |
| Power | Rechargeable NiMH batteries 5 × 1.2V 600mAh | |||
| Charging time | 3 hours | |||
| Continuous working time | About 50h (without printing and backlight) | |||
| Operating temperature | 0 ~ 40°C | |||
| Humidity | 90% | |||
| Dimensions | 268 × 86 × 50mm | |||
| Weight | 615g (including impact device and printer) | |||
Standard Delivery
Main unit 1
Impact Device type D 1
Test block HLD 1
Charger 1
Brush 1
Table support for main unit 1
TIME certificate 1
Instruction manual 1
Warranty card 1
Optional Accessory
Printing paper
Special Impact Devices - ask for details.
Support rings
Optional Support Rings: They are used for
tested surface whose curvature radius is less than 30mm (D, DC, D + 15, C impact
devices) or less than 50mm (G impact device)
Support Rings
| No. | Type | Sketch of non-conventional supporting ring | Remarks |
| 1. | Z10 - 15 |
 |
For testing cylindrical outside surface R10 ~ R15 |
| 2. | Z14.5 - 30 |
For testing cylindrical out- side surface R14.5~R30 |
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| 3. | Z25 - 50 | For testing cylindrical outside surface R25~R50 | |
| 4. | HZ11 -13 |
 |
For testing cylindrical outside surface R25~R13 |
| 5. | HZ12.5 - 17 | For testing cylindrical in- side surface R12.5~17 | |
| 6. | HZ16.5 - 30 | For testing cylindrical in- side surface R16.5~R30 | |
| 7. | K10 - 15 |
 |
For testing spherical out- side surface SR10~SR15 |
| 8. | K14.5 - 30 | For testing spherical outside surface SR14.5~SR30 | |
| 9. | HK 11 - 13 |
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For testing spherical inside surface SR11~SR13 |
| 10. | HK 12.5 - 17 | For testing spherical inside surface SR12.5~SR17 | |
| 11. | HK 16.5 - 30 | For testing spherical inside surface SR16.5~SR30 | |
| 12. | UN |
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For testing cylindrical outside surface, radius adjustable R10 ~ ∞ |
Download the PDF catalogue for Leeb hardness tester HLN-11A