2021 China New Design Surface Roughness Meter - TMR140 ROUGHNESS TESTER – TMTeck
2021 China New Design Surface Roughness Meter - TMR140 ROUGHNESS TESTER – TMTeck Detail:
Features: 
●Pocket-size & economically price
●Useing the high speed microprocessor DSP;
●Using the OLED screen,bright and without visual angle
●Data ourput USB port
●Large measuring range suitable for most materials
●Measures flat,outer cylinder and sloping surface
●Both Ra and Rz parameters in one instrument
●Works on 3.7V rechargeable lithium-battery, work while charging
●Real time battery indicator
Technical Specifications:
| 
 Roughness parameter  | 
 Ra,Rz,Rq,Rt  | 
| 
 Tracing length  | 
 6mm  | 
| 
 Tracing speed  | 
 1.0mm/sec  | 
| 
 Cut-off lengths  | 
 0.25mm/0.8mm/2.5mm  | 
| 
 Evaluation length  | 
 1.25mm/4.0mm/5.0mm  | 
| 
 Measuring range  | 
 Ra: 0.05-10.0μm Rz: 0.1-50μm  | 
| 
 Accuracy  | 
 ±5%  | 
| 
 Repeatability  | 
 <12%  | 
| 
 Radius and angle of the stylus point  | 
 Diamond,Radius : 10μm±1μm Angle: 90°(+5°or -10°)  | 
| 
 Power supply  | 
 3.7V Li-ion battery  | 
| 
 Recharging time  | 
 3 hours  | 
| 
 Operating temperature  | 
 -20-40 ℃  | 
| 
 Relative humidity  | 
 <90%  | 
| 
 Dimensions (L×W×H)  | 
 106×70×24mm  | 
| 
 Weight  | 
 200g  | 
Standard delivery:
Main unit TMR140
Specimen Ra
Charger & USB cable
Instruction manual
Carrying case
Product detail pictures:
              
              
              Related Product Guide:
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