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Product comparison table

Compare Renishaw's vast range of optical linear and rotary (angle) encoder systems.

For further information and product options, please visit the encoder product configurator.

Optical linear readheads

These tables are available with more details as a printer friendly PDF.

For further information, please refer to the relevant data sheets.

Absolute   

      

Product name

Outputs (resolutions)

Scale options

Scale length

Scale accuracy

Maximum speed

Readhead size
(L x W x H)

RESOLUTE™

Digital: N/A
Analogue: N/A
Serial: BiSS, DRIVE-CLiQ, FANUC, Mitsubishi, Panasonic, Yaskawa 
(1 nm to 100 nm)

RTLA30/FASTRACK, RSLA30, RELA30

RTLA30: up to 21 m

RSLA30: up to 5 m
RELA30: up to 1.5 m

Up to ±1 µm/m

100 m/s

36 mm x 16.5 mm x 17.2 mm

EVOLUTE™

Digital: N/A
Analogue: N/A
Serial: BiSS, Mitsubishi, Panasonic, Yaskawa

RTLA50/FASTRACKUp to 10.02 m±10 µm/m

100 m/s

36 mm x 16.5 mm x 17.2 mm

Incremental 

 

Product name

Outputs (resolutions)

Scale options

Scale length

Scale accuracy

Maximum speed

Readhead size

(L x W x H)

QUANTiC™

Digital: RS422 (10 µm to 50 nm)

Serial: N/A

RTLC40-S,

RTLC40/FASTRACK, RTLC40H-S, RTLC40H/FASTRACK, RKLC40-S/RKLC40H-S

RTLC40-S/RTLC40, RTLC40H-S/RTLC40H: up to 10 m*

RKLC40-S/RKLC40H-S: up to 20 m*

* (longer on request)

RTLC40-S/RTLC40: up to ±15 µm/m

RTLC40H-S/RTLC40H: up to ±5 µm/m

RKLC40-S: ±15 µm/m

RKLC40H-S: ±5 μm/m

24 m/s

35 mm x 13.5 mm x 10 mm

TONiC™

Digital: RS422 (5 µm to 1 nm)

Analogue: 1 Vpp (20 µm)

Serial: N/A

RTLC20-S,

RTLC20/FASTRACK,

RKLC20-S, RELM20, RSLM20, RGSZ20

RTLC20-S/RTLC20: up to 10 m*

RKLC20-S: up to 20 m*

RELM20: up to 1.5 m

RSLM20: up to 5 m

RGSZ20: up to 50 m

* (longer on request)

RTLC20-S/RTLC20: ±5 μm/m

RKLC20-S: ±5 μm/m

RELM20: ±1 µm/m

RSLM20: up to ±1.5 μm (dependent upon length)

RGSZ20: ±15 µm/m

10 m/s

35 mm x 13.5 mm x 10 mm

VIONiC™

Digital: RS422 (5 µm to 2.5 nm)

Serial: N/A

RTLC20-S,

RTLC20/FASTRACK, RKLC20-S, RELM20, RSLM20 

RTLC20-S/RTLC20: up to 10 m*

RKLC20-S: up to 20 m* 

RELM20: up to 1.5 m

RSLM20: up to 5 m

* (longer on request)

RTLC20-S/RTLC20: ±5 μm/m

RKLC20-S: ±5 μm/m

RELM20: ±1 µm/m

RSLM20: up to ±1.5 μm (dependent upon length)


12 m/s


35 mm x 13.5 mm x 10 mm


ATOM DX™

Digital: RS422 (10 µm to 2.5 nm)

Serial: N/A

RTLF, RCLC

RTLF: up to 10 m (>10 m on request)
RCLC: up to 130 mm


RTLF20/RTLF40H: ±5 μm/m

RTLF40: ±15 μm/m

RCLC: ±3 µm/m

20 m/s

20.5 mm x 12.7 mm x 10.85 mm

(20.5 mm x 12.7 mm x 7.85 mm for top exit variant)

ATOM™

Digital: RS422 (10 µm to 1 nm)

Analogue: 1 Vpp (20µm and 40 µm)

Serial: N/A

RTLF, RCLC


RTLF: up to 10 m (>10 m on request)
RCLC: up to 130 mm


Up to ±5 µm/m


20 m/s


20.5 mm x 12.7 mm x 8.35 mm

(20.5 mm x 12.7 mm x 7.3 mm for FPC version)


RGH20


Digital: RS422 (5 µm to 10 nm)

Analogue: 1 Vpp (20 µm)

Serial: N/A

RSLR20

Up to 5 m

±1.5 µm up to 1 m, ±2.25 µm up to 2 m, ±3 µm up to 3 m, ±4 µm up to 5 m

8 m/s

36 mm x 13.5 mm x 14.8 mm

RGH20F


Digital: RS422 (5 µm to 5 nm)

Analogue: 1 Vpp (20 µm)

Serial: N/A

RSLR20

Up to 5 m

±1.5 µm up to 1 m, ±2.25 µm up to 2 m, ±3 µm up to 3 m, ±4 µm up to 5 m

5 m/s

36 mm x 13.5 mm x 10.5 mm

RGH22

Digital: RS422 (5 µm to 50 nm)

Analogue: 1 Vpp (20 µm)

Serial: N/A

RGS20

Up to 50 m

>50 special order only

±15 µm/m

10 m/s

44 mm x 27.0 mm x 16.0mm

RGH24

Digital: RS422 (5 µm to 10 nm)

Analogue: 1 Vpp (20 µm)

Serial: N/A

RGS20

Up to 50 m

>50 special order only

±15 µm/m

8 m/s

36 mm x 13.5 mm x 14.8mm

RGH25F

Digital: RS422 (5 µm to 5 nm)

Analogue: 1 Vpp (20 µm)

Serial: N/A

RGS20

Up to 50 m

>50 special order only

±15 µm/m

5 m/s

36 mm x 13.5 mm x 10.5 mm

RGH34

Digital: RS422 (10 µm to 50 nm)

Analogue: 1 Vpp (40 µm)

Serial: N/A

RGS40

Up to 50 m

>50 special order only

±15 µm/m

8 m/s

15 mm x 15 mm x 10.5 mm

RGH40

Digital: RS422 (10 µm to 50 nm)

Analogue: 1 Vpp (40 µm)

Serial: N/A

RGS40-G

Up to 1.01 m

Up to ±4.2 µm

10 m/s

44 mm x 27 mm x 17 mm

RGH41

Digital: RS422 (10 µm to 50 nm)

Analogue: 1 Vpp (40 µm)

Serial: N/A

RGS40

Up to 50 m

>50 special order only

±15 µm/m

15 m/s

44 mm x 27 mm x 17.0 mm

RGH45

Digital: RS422 (10 µm to 0.1 µm)

Analogue: 1 Vpp (40 µm)

Serial: N/A

RTLR40

Up to 20 m

Up to ±15 µm/m

10 m/s

44 mm x 27 mm x 17 mm

Optical rotary readheads

These tables are available with more details as a printer friendly PDF.

For further information, please refer to the relevant datasheets.

Absolute    

  

Product name

Outputs (resolutions)
(See relevant datasheet for details of angular resolutions)

Scale options

Ring/disc diameter

System accuracy (depending on ring diameter)

Maximum speed (depending on ring size and resolution)

Readhead size
(L x W x H)

RESOLUTE™


Digital: N/A
Analogue: N/A
Serial: BiSS, DRIVE-CLiQ, FANUC, Mitsubishi, Panasonic, Yaskawa
(18 bit to 32 bit)

RESA30, REXA30

RESA30: 52 mm to 550 mm

REXA30: 52 mm to 417 mm

RESx rings: ±4.28 to ±0.41 arc seconds  
REXx rings: ±4.28 to ±0.41 arc seconds    
(typical installed accuracy with 2 readheads: up to ±1 arc second )

100 m/s
(RESA30: up to 36 000 rpm,
RESA30 with RESOLUTE ETR: 18 000 rpm, REXA30: 8 500 rpm)

36 mm x 16.5 mm x 17.2 mm

Incremental 

 

Product name

Outputs (resolutions)
(See relevant datasheet for details of angular resolutions)

Scale options

Ring/disc diameter

System accuracy
(depending on ring diameter)

Maximum speed
(depending on ring size and resolution)

Readhead size
(L x W x H)

QUANTiC™

Digital: RS422 (10 µm to 50 nm)

Serial: N/A

RESM40

52 mm to 550 mm

±4.6 to ±0.44 arc seconds

24 m/s

(up to 8 800 rpm)

35 mm x 13.5 mm x 10 mm

TONiC™

Digital: RS422 (5 µm to 1 nm)
Analogue: 1 Vpp (20 µm)
Serial: N/A

RESM20, REXM20

RESM20: 52 mm to 550 mm
REXM20: 52 mm to 417 mm

RESx rings: ±4.28 to ±0.41 arc seconds
REXx rings: ±4.28 to ±0.41 arc seconds
(typical installed accuracy with 2 readheads: up to ±1 arc second )

10 m/s

(up to 3 673 rpm)

35 mm x 13.5 mm x 10 mm

VIONiC™

Digital: RS422 (5 µm to 2.5 nm)
Serial: N/A

RESM20, REXM20

RESM20: 52 mm to 550 mm

REXM20: 52 mm to 417 mm

RESx rings: ±4.28 to ±0.41 arc seconds
REXx rings: ±4.28 to ±0.41 arc seconds
(typical installed accuracy with 2 readheads: up to ±1 arc second )

12 m/s

(up to 4 400 rpm)

35 mm x 13.5 mm x 10 mm

ATOM DX™

Digital: RS422 (10 µm to 2.5 nm)

Serial: N/A

RCDM

17 mm to108 mm

40 µm: ±19.61 to ±3.25 arc seconds
20 µm: ±9.10 to 3.08 arc seconds

20 m/s

20.5 mm x 12.7 mm x 10.85 mm

(20.5 mm x 12.7 mm x 7.85 mm for top exit variant)

ATOM™

Digital: RS422 (10 µm to 1 nm)
Analogue: 1 Vpp (20 µm and 40 µm)
Serial: N/A

RCDM

17 mm to108 mm

40 µm: ±19.61 to ±3.25 arc seconds
20 µm: ±9.10 to 3.08 arc seconds

20 m/s

(up to 29 200 rpm)

20.5 mm x 12.7 mm x 8.35 mm
(20.5 mm x 12.7 mm x 7.3 mm for FPC version)

RGH20

Digital: RS422 (5 µm to 10 nm)
Analogue: 1 Vpp (20 µm)
Serial: N/A

RESR20

52 mm to 550 mm

±5.6 to ±0.5 arc seconds

8 m/s

(up to 2 938 rpm)

36 mm x 13.5 mm x 14.8 mm

RGH20F

Digital: RS422 (5 µm to 5 nm)
Analogue: 1 Vpp (20 µm)
Serial: N/A

RESR20

52 mm to 550 mm

±5.6 to ±0.5 arc seconds

5 m/s

(up to 1 836 rpm)

36 mm x 13.5 mm x 10.5 mm

RGH40

Digital: RS422 (10 µm to 50 nm)
Analogue: 1 Vpp (40 µm)
Serial: N/A

RESR40

52 mm to 550 mm

±6.3 to ±0.6 arc seconds

10 m/s

(up to 3 687 rpm)

44 mm x 27 mm x 17 mm