K.D. Engineering, Inc.
February 28, 2002
The KD 451 from K.D. Engineering, Inc. (Blaine, WA) measures CO2, temperature, relative humidity, and has three additional channels for use-specified electrochemical sensor configurations or external analog input options. Windows-based software allows the users to generate graphs, reports, and data output. Other features include a 4x20 alphanumeric display, delay start, flexible intervals, and lockout capabilities.