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Product : Surface Roughness Tester
Model : DRT P4
Country of Origin : CHINA
Brand : DTEC
Quality Certified : CE,ISO,DIN,ANSI,JIS.
Delivery Time : 3 days
Packing Weight : 1.5KG
Dimension : 32x16x10cm(LxWxH)
Package Type : Maker's Standard Export Wooden Case
Courier : DHL/TNT/FedEx/UPS/EMS/Shipping Agent
Payment Term : TT100%/Private Bank Account/L/C/Paypal/Western Union
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  • Product Intro
  • Feature
  • Specification
  • Packing List
DRT P4 Surface Roughness Tester is a pocket-size tester, which is convenient to bring with and easy to operate. It can not only test flat surface, ex-circled surface with dia.>20mm,conical surface, but also groove with minimum side of 80x30mm
Model DRT P4 is defined a standard type, supporting four parameters, with high accuracy and good value for money.

►Four selectable testing parameters: Ra,Rz,Rt,Rq;
►Three selectable sample lengths:0.25,0.80.2.50;
►Two charging modes: standard charger and USD port, support works while charging;
►Function of Calibration, easy operated, high accuracy;
►Optimized electric circuit design with transducer structure-design, high integrate power, driver and display;
►Data processing and calculating through high speed DSP CPU, faster and more accurate;
►Safe gate installed in the transducer, guarantees the safety of transducer, ensure the testing accuracy;
►Dot matrix LED screen, high brightness, full visual field, wide temperature scope, suitable for various condition;
►Auto shutdown, low power design, with long working time.



Model
DRT P4
Testing Parameter
Ra,Rz,Rt,Rq.
Testing Range(µm )
Ra,Rq:0.05-10.0;Rz,Rt:0.1-50
Sample Length(mm)
0.25,0.80,2.50
Evaluation Length(mm)
1.25,4.0
Stroke Length(mm)
6
Error
±15%
Indication Resolution
0.01
Indication Variability
<12%

Contacting Needle Tip Arc Radius & Angle of Transducer

Tip Arc Radius: 10 µm±1 µm; Angle:90°+5°/-10°

Contacting Needle Static Force & Changing Rate

Contacting Needle Static Force: ≤0.016N;

Changing Rate: ≤800N/m.

Transducer Guide Head Pressure

≤0.5N
Battery Type
3.7V Lithium Lon Battery
Dimension
32x16x10cm(LxWxH)
Packing Weight
1.5KG
Working Condition

Tem:-20°C-40°C;Relative Humidity: ≤90% with no surrounding vibration or medium.

Standard Packing Accessories:

Items
Qty.
Unit Tester
1
Calibration Block
1
Bracket
1
Charger
1
Connecting Cable
1
User’s Manual Book
1
Quality Certificate
1
Warranty Card
1