Split Surface Roughness Tester Built-in Printer Surface Roughness Gauge 320um Range

APPLICATION

This instrument is suitable for surface roughness measuring on hard surface, widely used for measuring metal and non-metal parts, a variety of machining parts in the field of machinery processing manufacturing, testing, commodity inspection and other quality control departments. especially suitable for on-site measuring of large work pieces and production lines, as well as for mobile measurement by the inspection room, measurement and commodity inspection department, the measuring won’t cause damage to the work piece.

KR320 Surface Roughness Tester with Built-in Printer

FEATURES

l Mechatronics design, embedded printer can directly print out measurement results and graphics

l External drive unit, allows more flexible measurement in side, upward, and other orientation

l 320μm large measuring range (enhanced type up to 640μm, optional)

l 3.5 inches color graphic LCD touch screen with backlight provide high brightness and wide viewing angle

l Easy button and touch screen dual operation

l The display information is rich, intuitive, and displays all parameters and graphics

l Compatible with ISO, DIN, ANSI, JIS and many national standards

l Built-in lithium-ion rechargeable battery, charging control circuit, high capacity, no memory effect

l include charge indicator, charging hint

l Continuous working time is more than 50 hours

l Large internal memory: 100 groups of original data and waveform can be stored

l Real-time clock setting and display, convenient for data recording and storage.

l With automatic sleep, automatic shutdown and other power-saving functions

l Reliable circuit and software design to prevent the motor stuck

KR320 Surface Roughness Tester with Built-in Printer

STDANDARD PACKAGE

Main unit, Groove sensor (non warranty parts) , 40mm Height adapter, Calibration specimen, Specimen holder, Extension cable, Touch pen, Power Charger & USB Cable, Instrument case.
TECHNICAL DATA

Measuring rang	The Z axis (vertical)	320µm (-160µm~160µm) , 12600μin (-6300μin~+6300μin)
	The X axis (Transverse)	17.5mm(0.69 inch)
Resolution	the Z axis (vertical)	0.002μm/±20μm	0.004μm/±40μm
		0.008μm/±80μm	0.02μm/±160μm
Display	Parameter	Ra Rz, Rq Rt, Rc Rp Rv R3z R3y Rz(JIS) Ry Rs Rsk Rku Rmax Rsm Rmr RPc Rk Rpk Rvk Mr1 Mr2
	Assessed Graphic	Rmr curve, Roughness curve, Primary Profile, Filter waveform
Standard		ISO4287,ANSI b46.1,DIN4768,JISb601
Filter		RC,PC-RC,Gauss,D-P
Cut off length(lr)		0.25,0.8,2.5mm
Assessment length(ln)		Ln= lr×n n=1~5
Sensor	Measuring principle	Differential Inductance
	Stylus tip	Diamond, 90°/ cone angle/5μmR
	Force	Measuring force<4mN, Skid force<400mN
	Guide parts	hard alloy, skid radius of curvature: 40mm
	Measuring 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
Accurate to		0.001μm
Tolerance		±(5nm+0.1A) A=Ra standard value of precise specimen
Repeatability		≤3%
Residual Profile		≤ 0.010μm
Power supply		Built-in Lithium ion battery 3600mAh
Main unit dimension		155×145×58mm
Drive unit dimension		23×27×115mm
Zoom of height adapter		40mm
weight		Around 1000g
working Environment		Temperature: - 20℃ ~ 40℃ Humidity: < 90% RH
Store and Transportation		Temperature: - 20℃ ~ 40℃ Humidity: < 90% RH
Standard sensor		Groove sensor
Optional accessory		Magnetic stand, height gauge and related adapter, curved sensor, small hole sensor, deep groove sensor, very small hole sensor, Extending Rod, Right Angle Rod, mini printer, 200mm platform, 300mm marble platform, software, mobile APP

General
Batteries Inside	Inside battery
Calibration Standard	ISO4287,ANSI b46.1,DIN4768,JISb601
English Instruction	YES
Port of Shipping	Tianshui, Lanzhou, Deyang, Hanzhong
Range	320µm (-160µm~160µm) , 12600μin (-6300μin~+6300μin)
Original	Tianshui
Accuracy	±(5nm+0.1A) A=Ra standard value of precise specimen