TR210 Handheld roughness meterDetailed product description：

Product Introduction:
The TR210 handheld roughness meter is suitable for production sites, research laboratories, and factory metrology rooms. It can measure the surface roughness of various machined parts, calculate corresponding parameters based on selected measurement conditions, and display them clearly on the LCD monitor. The parameters provided by the TR210 handheld roughness meter comply with GB/T 3505-2000 "Product Geometric Technical Specification - Surface Structure - Profile Method - Description, Definition and Parameters of Surface Structure".

TR210 handheld roughness tester features:
1. Multi parameter measurement: Ra, Rz, Rq, Rt
2. High precision inductive sensor
3. RC, PC-RC, GAUSS, D-P four filtering methods
4. Compliant with ISO and GB standards
5. Segment code LCD display with backlight function
6. Machine dialogue, intuitive interface, extremely simple operation
7. Using DSP chips for control and data processing, fast speed and low power consumption
8. Built in lithium-ion rechargeable battery and control circuit, high capacity, no memory effect, short charging time, long continuous working time, over 20 hours
9. Mechatronics design, small size, light weight, easy and fast to use
10. Equipped with measurement value storage function and stored data query
11. Built in standard RS232 interface can connect to the TA220s printer of the era, and can print all parameters
12. Equipped with automatic shutdown and multiple prompt instructions
13. Optional accessories include surface sensors, small hole sensors, deep groove sensors, measurement platforms, extension rods, etc

TR210 handheld roughness tester
Technical parameters:

model	TR210
measurement parameters	Ra、Rz、Rq、Rt
Sampling length	0.25mm, 0.8mm, 2.5mm three gear options are available; The evaluation length includes 5 sampling lengths (5L)
measurement range	Ra：0.025-12.5(µm)
measurement range	160μm
Needle angle	90°
Longitudinal radius of guide head	45mm
Needle tip material	diamond
Needle tip radius	5μm±1μm
Touchpin force measurement	4mN(0.4gf)
Maximum driving stroke	18mm/0.71inch
Drive speed	During measurement	When the sampling length is 0.25mm		Vt=0.135mm/s
		When the sampling length is 0.8mm		Vt=0.5mm/s
		When the sampling length is 2.5mm		Vt=1mm/s
	When returning	V=1mm/s
indication error	Not greater than ± 10%
indication variability	Not exceeding 6%
Measurement range and resolution	measurement range		resolution
	±20μm		0.01μm
	±40μm		0.02μm
	±80μm		0.04μm
Overall dimensions	140mm×52mm×48mm
weight	About 440g
Standard Configuration	Host, standard sensor, power adapter, screwdriver, RS232 communication Communication cable, sensor sheath, adjustable bracket, Ra value standard sample.

TR210 handheld roughness tester