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The CS135 Demo Pack requires Campbell Viewpoint to be installed already.  It will add a demonstration CS135 to... learn more

Granite 9 OS 3.2.0 (7.84 MB) 23-12-2025


This OS should only be updated via direct connection with the Granite 9.  This download is for the Granite... learn more

Granite 10 OS 3.2.0 (8.17 MB) 23-12-2025


This OS should only be updated via direct connection with the Granite 10.  This download is for the Granite... learn more

CR300 Series OS 11.03.00 (5.44 MB) 22-12-2025


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


These example programs demonstrate the use of the CDM_VoltFilt(), CDM_BridgeFilt(), and CDM_FFTFilt() instructions with a Spectrum module. Additional... learn more


CR6 example program that retrieves information from the input register of four CS241DM G2 sensors, then averages the... learn more

RF407 OS 03 (449 KB) 09-12-2025


Current operating system for the RF407 Series of radios including the RF407, RF412, and RF422. Requires the Device... learn more

AL200 ALERT & ALERT2 OS 6.08 (655 KB) 09-12-2025


Current AL200 operating system for ALERT and ALERT2. Requires the Device Configuration Utility to update the operating system... learn more


The operating system file (.obj extension) can be downloaded and saved to a VWA with the USB cable.... learn more

PS200 Example Programs 1.2 (36.4 KB) 02-12-2025


CR1000 programming examples for use with the PS200.  The examples show how to use both SDI-12 and RS-232... learn more