1summary：

TR300 surfaceRoughness testerIt's a kind ofhigh-precisionThe surface smoothness testing instrument can measure the roughness of various machined parts, including flat surfaces, inclined surfaces, outer cylindrical surfaces, curved surfaces, small holes, grooves, and axles.

IImain features：

·Mechatronics design, small size, light weight, easy to use;
·Using DSP chips for control and data processing, fast speed and low power consumption;
·Compatible with multiple national standards including ISO, DIN, ANSI, and JIS;
·Continuous working time greater than 20 hours
·Large capacity data storage, capable of storing 100 sets of raw data and waveforms.
·Real time clock setting and display, convenient for data recording and storage.
·Equipped with energy-saving functions such as automatic sleep mode and automatic shutdown
·Reliable anti motor dead circuit and software design
·Display measurement information, menu prompt information, error information, and various prompt instructions such as power on/off;
·Chinese/English language selection;
·Can connect to computers and printers;
·Print all parameters or print any parameters set by the user.
·Optional Bluetooth function.
·Optional accessories include surface sensors, small hole sensors, measurement platforms, sensor sleeves, extension rods, etc.

IIItechnical parameter：

name		content
measure Range	Z-axis (Vertical)	160μm
	X-axis (Level)	17.5mm
resolving power	Z-axis (Vertical)	0．01μm/±20μm
		0．02μm/±40μm
		0．04μm/±80μm
measure project	parameter	Ra Rz==Ry(JIS) Rq Rt==Rmax Rp Rv R3z R3y Rz(JIS) Rs Rsk Rku Rsm Rmr
	standard	ISO,ANSI,DIN,JIS
	graphical	Support rate curve, roughness profile, direct profile
wave filter		RC,PC-RC,Gauss,D-P
Sampling length（lr)		0.25,0.8,2.5mm
Evaluate length（ln）		Ln=lr×n n=1~5
sensor	measuring principle	Displacement differential inductor
	Touchpin	Natural diamond, 90 cone angle, 5 μ m tip radius
	Force measurement	<4mN
	Leading Head	Hard alloy, sliding direction radius 40mm
	Sliding speed	lr=0.25, Vt=0.135mm/s
		lr=0.8, Vt=0. 5mm/s
		lr=2. 5, Vt=1mm/s
		Return Vt=1mm/s
Indication error		Not greater than ± 10%
Indication variability		Not exceeding 6%
Power Supply		Built in lithium-ion rechargeable battery, charged with DC5V, 800mA charger
External dimensions		158x63.5x46mm
weight		About 300g
work environment		Temperature:- 20℃ ~ 40℃ Humidity:< 90% RH
Storage and transportation environment		Temperature:- 40℃ ~ 60℃ Humidity:< 90% RH

4measuring range：

ginseng number	display show Fan around
Ra,Rq	0.005μm ~ 16μm
Rz,R3z,Ry,Rt,Rp,Rm	0.02μm ~ 160μm
Sk	0 ~ 100%
S,Sm	1mm
tp	0 ~ 100%

5Standard configuration:
·1 TR300 roughness tester host
·1 standard sensor
·1 standard sample block with multiple engraved lines
·1 adjustable bracket
·1 set of power adapter
·1 instruction manual
·1 certificate of conformity
·1 warranty card

On site roughness inspection image:

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