Characteristics of German Mahr MarSurf M300C Surface Roughness Meter
1) Large measurement range of 350um (. 14in)
2) Unit selection um/inch
3) Standard selection ISO/ASME/JIS/MOTIF
4) Mobile length according to DIN EN ISO4288/ASME B46.11.75mm, 5.6mm, 17.5mm (0.07in, 0.22in, 0.7in)
According to EN ISO 12085 (MOTIF standard) 1mm, 2mm, 4mm, 8mm, 12mm, 16mm
5) Select 1 to 5 sampling length segments
6) Automatically select the cutoff length of the filter based on the standard
7) Phase corrected contour filter in accordance with DIN EN ISO 11562 standard
8) Cut off wavelengths of 0.25mm, 0.80mm, 2.5mm (. 10in,. 32in,. 100in)
9) Automatically select evaluation length
10) Tolerance display and automatic recording of measurement results
11) Automatic or adjustable scaling ratio
12) Date and time of measurement
13) Can store up to 40000 measurement results and 30 contour shapes
14) Dynamic calibration function
15) Locking or password protection for instrument settings

Technical parameters of the German Mahr MarSurf M300C surface roughness meter:
Working principle: Touching method
Moving speed: 0.5mm/s
Measurement range: 350um (0.014in)
Contour resolution: 90um, 180um, 350um (automatic conversion) 8nm, 16nm, 32nm (automatic conversion)
Filter type: Gau Filter, Ls Filter
The length of movement is based on DIN/ISO: 1.75/5.6/17.5mm (0.07/0.22/0.70in)
According to ENISO: 12085 1/2/4/8/16mm
Evaluation length: 1.25/4/12.5mm (0.05/0.16/0.5in)
Number of sampling length segments: 1-5 optional
Standard: DIN/ISO/JIS/ASME
Measurement parameters: DIN/ISO：Ra,Rq,Rz,Rmax,RP,RPk,Rk,Rvk,RV JIS:Ra,RZ,RzJIS,S ASME:Rp,Rpm MOTIF:R,Ar,Rx,W,CR,CL,CF
Vertical coordinate: automatic/optional
Horizontal coordinates: affected by cutoff wavelength
Record content: R-profile, MRK, R-profile, (MOTIF) result printing automatic/manual
Calibration function: Record based on time
Internal storage capacity: dynamic
*Can store up to 4000 measurement results and 30 contour shapes
Unit um/inch optional
Language: English, German, French, Italian, Spanish, Dutch, Swedish, Czech, Polish, Russian, Japanese, Chinese, Korean, Turkish
Modular setting: Yes
Password protection: Yes
Display screen: 3.5 "high-resolution color display screen with 320 * 240 pixels
Printing: Hot print 384 dots/horizontal line, 20 characters
Printing speed: approximately 6 lines per second, equivalent to approximately 25mm/second (1 in second)
Hot print port: 40.0mm-1.0mm, width 57.5mm-0.5mm, coating
Connection port: USB, MarConnect
Power supply: Nickel hydrogen battery, with a capacity of about 1000 measurements, three power plugs, input voltage of 90V to 264V
Power control: Yes
Interface: driver unit, power pack, USB, MarConnect software system protection M300=IP42, RD18=IP40
Temperature range, - Environment -15 ° C to+55 ° C, - Operation+5 ° C to+40 ° C
Relative humidity ranging from 30% to 85%
Dimensions: 190mm * 140mm * 75mm
Weight: Approximately 1kg

The German Mahr MarSurf M300C surface roughness meter creates more possibilities:
Automatically select cutoff wavelength and scanning length, consistent with standards
• Built in high-quality thermal printer
• Can print R-contours, P-contours, material yield curves, measurement results, etc
The measurement results and contours can be transmitted to a computer through a USB interface
• Cut off wavelength -0.25/0.8/2.5 mm (0.010/0.032/0.100 in)
• Built in memory can store 40000 measurement results and 30 measurement contours
Tolerance monitoring can be displayed on both electronic screens and measurement results
Vertical coordinates: automatically set
• Dynamic calibration function
• 15 languages
• Standards: ISO/ASME/JIS and MOTIF optional
The number of sampling length segments can be selected from 1-5
The instrument settings have locking and password protection functions
• Unit μ m/μ inch optional
Equipped with three types of plugs, suitable for voltage range of 90V-264V
• Measurement results and time can be output

More advantages of the German Mahr MarSurf M300C surface roughness tester:
• Scalable into a desktop measurement workstation
• PHT series probes can be used
• The "MarSurf PS1/M 300 Explorer" software can be used to display and print measurement results and contours

German Mahr MarSurf M300C surface roughness meter standard configuration:
• Evaluation Unit MarSurf M 300 C
• Cylindrical Drive MarSurf RD 18
• Standard probe PHT 6-350
• 1 roll of printing paper
• Probe protector
• Handheld support with V-shaped design
• Height adjustment bracket
• Power plug
1 x USB cable (for connecting to a computer or PC)
• Operating manual