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Encoder legacy products

What are legacy products?

Legacy products are either not recommended for new designs or are being made obsolete.

Last time buy dates for products being made obsolete are detailed below:

Last Time Buy (LTB) dates

The products below are being made obsolete, however a Last Time Buy (LTB) option is available. LTB orders are required by the following dates:

Product LTB date Suggested alternative*

RGH34 readhead + RGI interface

9th December 2024

ATOM™, ATOM DX

RGH40 readhead

RGH41 readhead

RGH45 readhead

9th December 2024

QUANTiC

RGS40 scale

9th December 2024RKLC40

RGS40-G scale

9th December 2024

RTLC40, RCLC40

RGSZ20 scale

9th December 2024RKLC20

RTLR40 scale

9th December 2024

RTLC40

TONiC™ readhead with RGSZ20 scale

9th December 2024

TONiC with RKLC20

* Other alternatives might be suitable for your application. Please contact your local Renishaw representative for more details.

Readheads not recommended for new designs

RG2

Readhead

Suggested alternative

RGH24

QUANTiC, VIONiC

New faster RGH24

Scales not recommended for new designs

Gold plated tape scales

Scale

Suggested alternative (datasheet)

RGS20 RKLC20
RGS scale

Stainless steel scales

Scale

Suggested alternative (datasheet)

RSLR20

RSLM20

RESR20RESM20
RESR40RESM40
RESR RTLR RESR encoder scales

Obsolete products

The products below are now obsolete and no longer available to order:

ProductsSuggested alternative
RGH22 readhead QUANTiC, VIONiC
RGH20 readhead + REF/REB interfaceQUANTiC, VIONiC
RGH25 readhead + REF/REB interface

VIONiC

RGH25F UHV readheadTONiC UHV
SiGNUM™ readhead and interface TONiC