Upgrade your legacy Renishaw optical encoder systems
Legacy products are either not recommended for new designs, are available on a last-time-buy, or are being made obsolete. Renishaw offers existing users a range of upgrade options to replace these systems with alternative high-performance Renishaw encoders.
The status of Renishaw legacy encoder systems is shown below, along with recommended alternative encoders to enable you to upgrade your position measurement solutions.
| Product | Status | Orders taken until | Suggested alternative |
| RSLR20 scale | Not recommended for new designs | Currently orderable | RSLM20 |
| RESR20 scale | Not recommended for new designs | Currently orderable | RESM20 |
| RESR40 scale | Not recommended for new designs | Currently orderable | RESM40 |
RGH24 readhead | Obsolete | No longer orderable | QUANTiC™, TONiC™, VIONiC™, |
| RGS20 scale | Obsolete | No longer orderable | RKLC20, RKLC40 |
| RGH34 readhead + RGI interface | Obsolete | No longer orderable | |
RGH40 readhead RGH41 readhead RGH45 readhead | Obsolete | No longer orderable | QUANTiC |
| RGS40 scale | Obsolete | No longer orderable | RKLC40 |
| RGSZ20 scale | Obsolete | No longer orderable | RKLC20 |
| RTLR40 scale | Obsolete | No longer orderable | RTLC40 |
| TONiC™ readhead with RGSZ20 scale | Obsolete | No longer orderable | TONiC with RKLC20 |
| RGH22 readhead | Obsolete | No longer orderable | QUANTiC, VIONiC |
| RGH20 readhead + REF/REB interface | Obsolete | No longer orderable | QUANTiC, VIONiC |
| RGH25 readhead + REF/REB interface | Obsolete | No longer orderable | VIONiC |
| RGH25F UHV readhead | Obsolete | No longer orderable | TONiC UHV |
| SiGNUM™ readhead and interface | Obsolete | No longer orderable | TONiC |
Other alternatives might be suitable for your application. Please contact your local Renishaw representative for more details.