No. 99MBB122A
17.3.7 Traversal length ................................................................................................................... 17-5
17.4 Power Supply............................................................................................................................... 17-6
17.5 Temperature/Humidity Range .................................................................................................... 17-6
17.6 External Dimensions and Mass ................................................................................................. 17-6
17.7 Optional Accessories.................................................................................................................. 17-7
17.8 Consumables............................................................................................................................... 17-9
17.9 SPC Output Specifications.......................................................................................................17-10
17.10 Contact Connector Specifications............................................................................................17-11
17.11 Connection Specifications with a Personal Computer ..........................................................17-11
17.12 RS-232C Communication Specifications................................................................................ 17-12
18 REFERENCE INFORMATION ............................................................................................................. 18-1
18.1 Roughness Standard .................................................................................................................. 18-1
18.1.1 Evaluating based on JIS B0601-1982 ................................................................................ 18-1
18.1.2 Evaluating based on JIS B0601-1994 ................................................................................ 18-2
18.1.3 Evaluating based on VDA ................................................................................................... 18-3
18.1.4 Evaluation based on JIS B0601-2001 and ISO.................................................................. 18-4
18.1.5 Evaluating based on ANSI .................................................................................................. 18-6
18.2 Evaluation Profiles and Filters................................................................................................... 18-7
18.2.1 Evaluation profiles............................................................................................................... 18-7
18.2.2 Filters .................................................................................................................................. 18-10
18.2.3 Differences in filter characteristics.................................................................................. 18-13
18.2.4 Amplitude characteristics of 2CR and GAUSS (Gaussian) filters ................................ 18-14
18.3 Mean Line Compensation......................................................................................................... 18-15
18.4 Traversal Length........................................................................................................................ 18-16
18.5 Definitions of the SJ-210 Roughness Parameters................................................................. 18-19
18.5.1 Ra (JIS1994, JIS2001, ISO1997, ANSI, VDA, Free): Arithmetic mean of roughness,
Ra (JIS1982): Arithmetic mean deviation of roughness ................................................ 18-19
18.5.2 Rq (JIS2001, ISO1997, ANSI, VDA, Free): Mean square of roughness......................... 18-19
18.5.3 Rz (JIS2001, ISO1997, ANSI, VDA, Free), Rmax (JIS1982),
Ry (JIS1994, Free): Maximum height ............................................................................... 18-20
18.5.4 Rp (JIS2001, ISO1997, ANSI, VDA, Free), Rpm (ANSI): Tallest peak ............................ 18-21
18.5.5 Rv (JIS2001, ISO1997, ANSI, VDA, Free): Maximum valley depth ................................ 18-21
18.5.6 Rt (JIS2001, ISO1997, ANSI, VDA, Free): Maximum roughness.................................... 18-21
18.5.7 R3z (Free): Third-level height ........................................................................................... 18-21
18.5.8 Rsk (JIS2001, ISO1997, ANSI, VDA, Free): Skewness (degree of asymmetry)............ 18-22
18.5.9 Rku (JIS2001, ISO1997, ANSI, VDA, Free): Kurtosis ...................................................... 18-23
18.5.10 Rc (JIS2001, ISO1997, ANSI, VDA, Free): Average height ............................................. 18-24
18.5.11 Pc (JIS1994, Free), RPc (ANSI): Peak count ................................................................... 18-24
18.5.12 RSm (JIS1994/2001, ISO1997, ANSI, VDA, Free): Mountain and valley mean width ... 18-25
18.5.13 S (JIS1994, Free): Mean width of local peak ................................................................... 18-27
18.5.14 HSC (Free): High-spot count ............................................................................................ 18-28
18.5.15 Rmax (ANSI, VDA), Rz1max (ISO1997): Maximum height ............................................. 18-29
18.5.16 RzJIS (JIS2001, Free), Rz (JIS1982, 1994): 10-point mean roughness......................... 18-30
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