Overview:
HLN140Type portable Rockwell hardness tester, capable of directly measuring Rockwell hardness.HRC、HRB）、ReichertHL)、BurlapHB）、VishayHV) Hausshold (Shao's)HSHardness value. Compliant with international standards and the issuance of the Ministry of Mechanical Industry."Rockwell Hardness Tester Technical ConditionsZBN71010-1990"The issuance of the National Quality and Technical Supervision Administration"Metal Vickers Hardness Test MethodGB/T 17394-1998"Rockwell hardness gauge standardJB/T9378-2001Meet standard.
HLN140One host can be equipped with7Utilization of various impact devices, automatic recognition of impact device type,No recalibration needed upon replacement. Ultra-low power design, powered by high-performance lithium batteries for extended working and standby time, and a compact and flexible appearance for improved usability.
Feature Highlights:
Display Full Chinese display, menu-driven operation, simple and convenient to use.WhiteBacklit display for ease of use in low-light conditions.
Data Communication WithUSBInterface, multiple communication methods to cater to the individual needs of different users.
Measurement Function One host can be equipped with7 Multiple impact device types can be used; no recalibration is needed upon replacement, and the system automatically identifies the impact device type.
Data Storage Storeable48～350 Group (number of impacts)32～1Single measurement value, average value, measurement date, impact direction, number of times, material, hardness specification, etc.
Alarm Output Pre-set upper and lower hardness limits, with automatic alarm for values outside the range, convenient for users' batch testing needs.
Assist At all display interfaces, press the [Help] key to receive operation prompts.
Calibrate Features software calibration for indication.
Battery Built-in high-performance lithium-ion battery and charging controlPrinted circuit, featuring ultra-long working and standby time. Liquid crystal display battery icon, showing the remaining battery level in real time.
Software According to customer requirements, microcomputer software can be provided, offering enhanced functionality to meet higher demands for quality assurance activities and management.
Key Technical Specifications:
Indication Error and Indication Repeatability
Serial Number | Impact Device Type | Standard Rockwell Hardness Blocks Value | Indication Error | Repeatability of indication |
1 | D | 760±30HLD 530±40HLD | ±6 HLD ±10 HLD | 6 HLD 10 HLD |
2 | DC | 760±30HLDC 530±40HLDC | ±6 HLDC ±10 HLDC | 6 HLD 10 HLD |
3 | DL | 878±30HLDL 736±40HLDL | ±12 HLDL | 12 HLDL |
4 | D+15 | 766±30HLD+15 544±40HLD+15 | ±12 HLD+12 | 12 HLD+12 |
5 | G | 590±40HLG 500±40HLG | ±12 HLG | 12 HLG |
6 | E | 725±30HLE 508±40HLE | ±12 HLE | 12 HLE |
7 | C | 822±30HLC 590±40HLC | ±12 HLC | 12 HLC |
Measurement Range HLD（170～960）HLD
Measurement Direction 360°
Hardness grade Leeb, Buehler, RockwellARoschkeBRockersCVickers, Shore
Display LCD,128×64 Graphic Dot Matrix LCD
Data Storage 48～350 Set (number of impacts)32～1）
Setting Range for Upper and Lower Limits Same measurement range.
Charging Power Supply 5VDC，220VAC
Charging Time 2～3.5 hour
Battery 3.7V，Li（1000mAh battery
Ambient Temperature 0～40℃
Storage Temperature -25～70℃
Continuous Operating Time About500Hour (without backlight)
Communication Interface Standards USB
Dimensions 179×77×35mm(Mainframe)
Weight Approx.175g(Main Unit)
Standard Configuration:
Instrument main unit 1Tai
DType Impact Device 1Only
Small bearing ring 1Only
Nylon BrushI） 1Just
High-value Rockwell hardness blocks 1Piece
Charger 1N/A
Optional accessories:
Data processing software (for computer application)
A variety of special-shaped impact devices and support rings
High, medium, and low value Rockwell hardness blocks
Communication Cable 1Line
