Introducing the ISO 9060 Class A “x” Series Pyranometers
Published: Monday, March 30, 2026
Kipp & Zonen has launched its new generation of ISO 9060 Class A pyranometers - SMP10x, CMP10x, and SMP22x - offering five year stability, advanced internal diagnostics, and long term reliability for solar energy monitoring and meteorological research.
The new SMP10x, CMP10x, and SMP22x pyranometers build on their proven predecessors with enhanced diagnostics, extended calibration intervals, and improved long‑term stability—designed to reduce maintenance while safeguarding data quality.
Below is a detailed comparison of the new models against their predecessors.
SMP10 vs SMP10x Comparison
|
Feature
|
SMP10
|
SMP10x
|
|
Output Type
|
Digital (Modbus RTU) & Analog
|
Digital (Modbus RTU)
|
|
Maximum Calibration Interval
|
Not specified
|
5 years
|
|
Desiccant Monitoring
|
No
|
Yes
|
|
Internal Diagnostics
|
None
|
Temperature, Internal humidity, Internal pressure
|
|
Non-stability (sensor drift)
|
±0.5% over 1-year
|
±0.5% over 5-years
|
|
Temperature Response (-10 to +40°C)
|
< 1%
|
< 0.5%
|
|
Temperature Response (-40 to +70°C)
|
< 2%
|
< 1%
|
CMP10 vs CMP10x Comparison
|
Feature
|
CMP10
|
CMP10x
|
|
Output Type
|
Analog (millivolt)
|
Analog (millivolt)
|
|
Maximum Calibration Interval
|
Not specified
|
5 years
|
|
Temperature Monitoring
|
None
|
10k thermistor temperature sensor
|
|
Non-stability (sensor drift)
|
±0.5% over 1-year
|
±0.5% over 5-years
|
|
Connector Type
|
2-pin connector
|
4-pin connector
|
|
Cable Type
|
2-wire cable
|
4-wire cable
|
SMP22 vs SMP22x Comparison
|
Feature
|
SMP22
|
SMP22x
|
|
Output Type
|
Digital (Modbus RTU) & Analog
|
Digital (Modbus RTU)
|
|
Maximum Calibration Interval
|
Not specified
|
5 years
|
|
Desiccant Monitoring
|
No
|
Yes
|
|
Internal Diagnostics
|
Temperature
|
Temperature, Internal humidity, Internal pressure
|
|
Non-stability (sensor drift)
|
±0.5% over 1-year
|
±0.5% over 5-years
|
|
Zero offset A
|
±3 W/m²
|
±5 W/m²
|
|
Zero offset B
|
±1 W/m²
|
±1 W/m²
|
|
Zero offset C
|
±5 W/m²
|
±7 W/m²
|
Designed for Lower Maintenance, Greater Confidence
The introduction of the “x” series pyranometers marks a significant advancement in solar measurement technology. Featuring extended five‑year calibration intervals, enhanced long‑term stability, and integrated moisture and pressure sensing, these instruments enable continuous health monitoring and early detection of potential issues—without the need for site visits.
Kipp & Zonen now covers the complete digital ISO 9060 Class A range – including the SMP12 for reliable dew and frost prevention. A product designed for accurate solar measurement in harsh weather conditions.
Digital ISO 9060 Class A Pyranometers – Portfolio Overview
Here is a comparison table of the SMP10x, SMP22x, and SMP12 pyranometers, based strictly on the provided documents.
|
Feature / Specification
|
SMP10x
|
SMP12
|
SMP22x
|
|
Data Output
|
RS-485 Modbus®
|
RS-485 and Modbus®
|
RS-485 Modbus®
|
|
Serial output range
|
-400 to 2000 W/m²
|
-400 to 4000 W/m²
|
-400 to 2000 W/m²
|
|
Response Time (95%)
|
< 2 s
|
<0.5 s
|
< 2 s
|
|
Total Zero Offset
|
< ±9 W/m²
|
˂ ±3 W/m²
|
< ±7 W/m²
|
|
Directional Response
|
< ± 10 W/m²
|
˂ ±10 W/m²
|
< ± 5 W/m²
|
|
Internal Monitoring
|
Relative humidity, temperature, desiccant status
|
Solar irradiance, internal humidity, temperature, and tilt angle
|
Relative humidity, temperature, desiccant status
|
|
Maximum Calibration Interval
|
5 years
|
5 years
|
5 years
|
|
Dew & Frost Prevention
|
No
|
Yes
|
No
|
Explore the full range of new pyranometers