Owner manual

840 Operators Manual
Model 840 Operator Manual Rev. 1.9 Page 29 of 29
Appendix A
Revision Log
Revision Date Changes made Approval
1.8 01/12/2009 Correction to Password Protection switch direction
Section 6.2
BM
1.9 11/1/2010 Correction to Note regarding use of Calibration Mode
when sensors in calibration, Section 6.5.2
LU
Shipping Address: 3200 A-1 Research Forest Dr., The Woodlands Texas 77381
Mailing Address: P.O. Box 8067, The Woodlands Texas 77387-8067
Phone: 888.367.4286, 281.367.4100 • Fax: 281.292.2860 •
www.detcon.comsales@detcon.com