The Light Meter/Datalogger records data on an SD card in Excel® format

The SDL400 is supplied complete with 6 x AA batteries, SD card, hard carrying case, and light sensor with protective cover.

The SDL400 utilizes a precision silicon photo diode and spectral response filter. It features a large backlit LCD display, built-in PC interface, and a Type K/J Thermocouple input for high temperature measurements. The SDL400 also features an offset adjustment used for zero function to facilitate relative measurements.