# RLS Orbis Battery Backup Multiturn Through-Hole Encoder (BiSS C)

![RLS Orbis Battery Backup Multiturn Through-Hole Encoder (BiSS C)](https://parts.trymaglev.com/img/ac-rls-orbis-bbm.webp)

Orbis through-hole readhead + magnet with a battery-backed multiturn counter, so a joint keeps its turn count through power-off; for output stages that turn more than one revolution.

- Maglev ID: ac-rls-orbis-bbm
- Brand: RLS
- MPN: Orbis BBM (configured)
- Category: actuators / Magnetic Encoders
- Origin: SI (maker HQ, factory not confirmed)
- Maker: RLS merilna tehnika d.o.o. (Renishaw associate) (brand, SI)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 9031.80.80.85 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

## Price
- No public price. Request a quote via POST /api/rfq or the order pad.

## Specifications
- Resolution: 14 bit singleturn + battery-backed multiturn counter
- Accuracy: ±0.25° (BR10), ±0.3° (BR20), ±0.5° (BR30)
- Max speed: 12,000 rpm with main supply connected; battery-only counting limits apply above 900 rpm
- Interface: BiSS C
- Form: off-axis ring kit: Orbis through-hole readhead + magnet, battery multiturn
- Sensing: Hall (off-axis Vernier)
- Supply: 4.5 V to 5.5 V at readhead (typ. 60 mA)
- Bore / ring ID: unknown (magnet options listed as 12, 22 and 30 mm)
- Multiturn: yes, battery-backed
- Operating temp: -40 °C to +105 °C

## Links
- Product: https://www.rls.si/eng/orbis-bbm-battery-backup-multiturn
- Datasheet: https://cdn.rls.si/documents/datasheets/BRD16.pdf
- CAD: none

## Equivalents
- RLS Orbis True Absolute Through-Hole Rotary Encoder (ac-rls-orbis)

## Sources
- https://www.rls.si/eng/orbis-bbm-battery-backup-multiturn (specs, image)
- https://cdn.rls.si/documents/datasheets/BRD16.pdf (datasheet: speed limits, battery behaviour, resolution)