If there is anything you want to know about load cells, this is the place to look. There is no better source of information. Interface Load Cell Support & Theory has hundreds of pages of information including load cell theory, how to install a load cell, how to wire a load cell, how to troubleshoot a load cell, and a complete dictionary of load cell terms. Also included is a complete manual for every Interface load cell instrument. If you cannot find an answer please call (800) 947-5598, fax (480) 948-1924 or email firstname.lastname@example.org us any time.