RLS Artos Rotary Absolute Encoder with SAR081 Ring (60 mm bore)
RLS · MPN Artos readhead + SAR081 ring (configured) · Maglev ID ac-rls-artos-sar081
SI Maker in Slovenia, factory not confirmed unknown VERIFIED
Same Artos absolute readhead on the 81 mm SAR081 ring (60 mm bore, 21-bit); for hollow output stages of larger arm joints.
Specifications
| Resolution | up to 21 bits (2,097,152 counts/rev) on SAR081 |
|---|---|
| Accuracy | ±40 mdeg (±0.04°) system accuracy on SAR081, excluding installation eccentricity |
| Max speed | up to 25,000 rpm (SAR081; depends on resolution) |
| Interface | BiSS-C; SSI (board-level PCB-A or housed readhead) |
| Form | off-axis ring kit: Artos readhead + SAR081 radial magnetic ring |
| Sensing | magnetic, radial reading |
| Supply | 4.75 V to 30 V |
| Bore / ring ID | 60 mm (SAR081 ID 60H6) |
| Outer diameter | 80.9 mm ring OD |
| Latency | <1 µs |
| Operating temp | -40 °C to +85 °C |
Who makes it
MakerRLS merilna tehnika d.o.o. (Renishaw associate)
Based inSlovenia
RoleBrand owner
Need a different shaft, connector, firmware or enclosure, or a price at 1,000 units? Maglev takes the catalog part to the factory and comes back with a custom version and one fixed price.
Landed cost in the US
CN
37.5%
TW
10%
VN
12.5%
IN
10%
JP
12.5%
KR
12.5%
DE
10%
MX
10%
US
0%
Total US duty on this part by where it is made (2026-10-29). Mexico shown before USMCA preference; qualifying goods enter duty free. Your factory choice, not the shipping port, sets the origin.
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Compliance
| HTS classification | 9031.80.80.85 typical, not a ruling |
|---|---|
| NDAA | unknown |
| Blue UAS | unknown |
| FCC | n/a |
Equivalents from other makers
Sources
- https://www.rls.si/eng/artos-rotary-absolute-magnetic-encoder-systemspecs, image
- https://cdn.rls.si/documents/datasheets/DBD01.pdfreadhead datasheet
- https://cdn.rls.si/documents/datasheets/SARD01.pdfSAR ring datasheet: SAR081 resolution, accuracy, dimensions, speed
Record confidence: VERIFIED. VERIFIED means the maker's own documents; REPORTED means a credible third party; UNVERIFIED means a single weak source. Anything we could not confirm says unknown.