Product equivalence
As we continue to innovate, legacy instrumentation is often replaced or updated. Explore the latest compatible solutions to your older instruments.
Frequently asked questions (FAQs)
Legacy instruments & recommended replacements
Our instruments are built for long‑term, traceable measurements. As technologies evolve, we continuously refine our product portfolio to improve accuracy, durability, and ease of integration—while maintaining continuity for existing installations.
If you are operating a legacy instrument, the guidance below helps you identify the recommended current model or best upgrade path, ensuring your measurements remain compliant with modern standards.
Instrument upgrade recommendations
Category |
Legacy Model |
Status |
Recommended Model |
|---|---|---|---|
| Pyrheliometer | CH1 | Replaced | CHP1 |
| Pyranometer | SP Lite | Replaced | SP Lite2 |
| CM3 | Replaced | CMP3 | |
| CM6B | Replaced | CMP6 | |
| CM11 | Replaced | CMP10x | |
| CM11B | Replaced | CMP10x | |
| CMP11 | Discontinued | CMP10x | |
| CM21 | Replaced | CMP10x | |
| CM22 | Replaced | CMP22 | |
| CM31 | Replaced | CMP22 | |
| SMP11 | Discontinued | SMP10x or SMP12 | |
| SMP21 | Discontinued | SMP10x or SMP12 | |
| CMP10 | Replaced | CMP10x | |
| SMP22 | Replaced | SMP22x | |
| SMP10 | Replaced | SMP10x | |
| Albedometer | CM7B | Replaced | Albedometer Mounting Kit |
| CM14 | Replaced | Albedometer Mounting Kit | |
| CM14B | Replaced | Albedometer Mounting Kit | |
| CMA6 | Replaced | Albedometer Mounting Kit | |
| CMA11 | Replaced | Albedometer Mounting Kit | |
| Pyrgeometer | CG1, CG3 | Discontinued | CGR4 |
| CG2 | Replaced | 2 × CGR4 (optional mounting rod) | |
| CG4 | Replaced | CGR4 | |
| Net Radiometer | NR Lite | Replaced | NR Lite2 |
| CNR1, CNR2 | Replaced | CNR4 | |
| CNR V | Replaced | CNR4 | |
| Horticultural Sensor | PAR Lite | Discontinued | — |
| PQS1 PAR Quantum Sensor | Discontinued | — | |
| UV Radiometer | CUV3 | Replaced | CUV5 |
| CUV4 | Replaced | CUV5 | |
| UVS‑A‑T | Replaced | SUV‑A | |
| UVS‑B‑T | Replaced | SUV‑B | |
| UVS‑E‑T | Replaced | SUV‑E | |
| UVS‑AB‑T | Replaced | SUV‑A + SUV‑B | |
| UVS‑AE‑T | Replaced | SUV‑A + SUV‑E | |
| Sunshine Duration Sensor | CSD1 | Replaced | CSD3 |
| CSD2 | Replaced | CSD3 | |
| Ventilation Unit | CV2 | Replaced | CVF4 |
| CVF3 | Replaced | CVF4 | |
| Signal Amplifier | CT24 | Replaced | AMPBOX |
| Solar Integrator | CC20 | Replaced | METEON |
| Data Logger | CC48 | Replaced | LOGBOX SE |
| LOGBOX | Replaced | LOGBOX SE | |
| LOGBOX SD | Replaced | LOGBOX SE | |
| Sun Tracker | 2AP BD | Replaced | SOLYS2 |
| 2AP GD | Replaced | SOLYS Gear Drive | |
| Accessory | CMF2 | Replaced | CMF4 |
| Weather Sensor | WS10, WS303, WS304, WS503, WS504, WS3000 | Discontinued | — |
| Climate Control Unit | OPUS20, Opus 20E, and OEM derivates | Discontinued | — |
| Handheld Device | XA1000, XPxxx series | Discontinued | — |
| Cloud Height Sensor | CHM15k | Discontinued | — |
| Rain Gauge | RG1 400 | Discontinued | — |
|
Telemetry
|
Adcon 4G RTUs (A76x series 6 devices) | Discontinued | — |
| Gateway A850 | Discontinued | — | |
| AddVantage pro | Discontinued | — | |
|
Spectrophotometer
|
Brewer | Discontinued | — |
| Scintillometer | XLAS | Discontinued | — |
| LAS / XLAS Weather Station | Discontinued | — |
Need help selecting the right replacement?
Our team understands that continuity, data comparability, and compliance matter—especially for long‑term measurement programs. If you’re upgrading a legacy system or planning a phased transition, we’re here to help you:
-
Maintain traceability
-
Minimize data discontinuities
-
Optimize performance for modern standards
Contact us to discuss the best upgrade path for your application or for legacy instrumentation documentation.
Ask a question
While many instruments are comparable, equivalence is not automatic. When in doubt, guidance is recommended.