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Renishaw: RELM20 high accuracy incremental linear scale A-9660-0050
RELM20 ZeroMet™ scale is manufactured from near zero thermal expansion material, ensuring the high level of accuracy is maintained across the full temperature range. It can be mounted direct to your machine, either mechanically or by the use of a self-adhesive backing tape. RELM20 scale also features the IN-TRAC ™ optical reference mark allowing fast auto-phasing. RELM20 is a 20 µm pitch scale and is compatible with Renishaw’s VIONiC™ and TONiC™ range of encoders, offering levels of performance previously only available from delicate fine pitch systems.
FEATURES:
• High accuracy, certified to ±1 µm up to 1 m, calibrated against International Standards • Robust ZeroMet offers 0.75 ±0.35 µm/m/°C@20 °C thermal expansion plus ease of handling and installation • Scale mounting with self-adhesive or clips and clamps • IN-TRAC bi-directional auto-phase optical reference mark • Dual limits provide on-scale end of travel indication
RELM / E 20µm - ZeroMet™ scale
The following 16 digit alpha-numeric codes describe the scale. Part numbers are listed alongside.
All scale lengths supplied with required length of adhesive backing tape,For lengths not listed, price same as the next available length.
RELM = ref mark at midpoint, RELE = ref mark 20 mm from end of scale
Reference mark position
Scale pitch
Accuracy grade
Cross-section
Specials option
Part number
Price US$
RELM (mid RM)
20U (20 µm)
1 (±1 µm)
A (15 mm × 1.5 mm)
A
A-9660-0020
229
A-9660-0030
A-9660-0040
A-9660-0050
A-9660-0060
A-9660-0070
A-9660-0080
A-9660-0130
291
A-9660-0180
353
A-9660-0230
413
A-9660-0280
475
A-9660-0330
537
A-9660-0380
599
A-9660-0430
660
A-9660-0480
722
A-9660-0530
784
A-9660-0580
846
A-9660-0630
906
A-9660-0680
968
A-9660-0780
1,147
A-9660-0880
1,335
A-9660-0980
1,522
A-9660-1030
1,617
A-9660-1130
1,805
A-9660-1230
1,992
A-9660-1330
2,180
A-9660-1430
2,368
A-9660-1500
2,825