TJD220 Surface Roughness Tester


Price:
Sale price

Description

surface roughness tester

Main feature:                 

          

*Shell used to pull aluminum mold design, durable, anti-electromagnetic interference ability significantly, in line with the design of the new trend.

*Using high-speed DSP processor for data processing and calculation, measurement and computation speed is greatly improved.

*Liquid crystal display wide temperature using OLED color display, popular high brightness, no visual angle, is suitable for various occasions.

*The lithium ion rechargeable battery, can work for a long time, no memory effect, can while charging, charging time is short, long battery life.

* Using a dedicated charger or computer USB port for charging, convenient and quick.

*Real-time monitoring of lithium battery power and display, and to remind users to charge with charging progress indication.

*Automatic shutdown function and low power design of software and hardware of the instrument with long working hours, suitable for field use.

*The surface roughness of metal and non-metallic.

*Pocket-size & economically price

*Large measuring range suitable for most materials

*Optimized electric circuit design with transducer structure-design, high integrate power.

*It could test ex-circle, flat surface, conical surface and also test groove larger than 80*30mm.
Specification

 

 

 

JD220

Testing parameters

Ra, Rz, Rq, Rt

Measuring range (um)

Ra, Rq: 0.05-15.0

Rz, Rt : 0.1-50.0

Sample length (mm)

0.25, 0.80, 2.50

Evaluation length(mm)

1.25, 4.0, 5.0

Stroke length (mm)

6

Indication accuracy

0.01

Indication error

±(7-10)%

Variability

<12%

Power

Rechargeable li-battery

Stylus static force:

≤ 0.016N

Force measuring

rate of change

≤ 800N/m

Working temperature

-20℃~40℃

Relative humidity

<90%

Weight of Host

200g

Size

106mmx70mmx24mm

 

Standard Configuration

 

 

 

Name

QTY

1

Host 

1

2

Calibration block and bracket

1

3

Charger

1

4

Data line

1

5

Operating manual

1

6

Warranty card

1

7

Certificate of approval

1

8

Instrument case

1

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