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Campbell Scientific has introduced a new operating system, OS12 for the CS135 ceilometer. It is fully backwards compatible.... learn more

Short Cut 4.0 Update 2 (24.8 MB) 10-19-2018


Short Cut creates simple programs for our CR200-series, CR300-series, CR510, CR500, CR10(X), 21X, CR23X, CR6, CR800, CR1000(X), CR3000,... learn more

CS125 and CS120A OS11 1 (156kb) 10-15-2018


Campbell Scientific has introduced a new operating system, OS11, for the CS120A visibility sensor and CS125 present weather... learn more

EasyFlux DL for CR6CP 1.01 (105 KB) 09-19-2018


CR6 datalogger program for Campbell closed-path eddy-covariance systems. learn more

NL200 / NL201 Firmware 10.03 (571 KB) 09-04-2018


Current NL200 / NL201 firmware. Requires the Device Configuration Utility and a USB micro cable. Note: When updating to... learn more

NL241 Firmware 10.03 (1.43 MB) 09-04-2018


Current NL241 firmware. Requires the Device Configuration Utility and a USB micro cable.  learn more

NL240 Firmware 10.03 (671 KB) 09-04-2018


Current NL240 firmware. Requires the Device Configuration Utility and a USB micro cable.  Note: When updating to OS 10.03... learn more

CR300 Series OS 7.05 (5.19 MB) 08-29-2018


This download is for the CR300 series of dataloggers including all CR300 and CR310 models. Execution of this... learn more


A software utility used to download operating systems and set up Campbell Scientific hardware. Also will update PakBus... learn more

CR1000 OS 32.03 (5.10 MB) 08-13-2018


Execution of this download installs the CR1000 Operating System and Compiler on your computer.  It also updates the... learn more