
DM-634C Oxygen Sensor Assembly
DM-634C O2 Sensor Instruction Manual
iv
Table of Figures
Figure 1 Construction of Galvanic Cell ............................................................................................................. 1
Figure 2 Microprocessor Control Circuit .......................................................................................................... 2
Figure 3 Base connector board .......................................................................................................................... 2
Figure 4 Explosion proof enclosures ................................................................................................................. 3
Figure 5 Functional Block Diagram .................................................................................................................. 3
Figure 6 Typical Installation ............................................................................................................................. 8
Figure 7 Typical Outline and Mounting Dimensions ........................................................................................ 9
Figure 8 Sensor Connector PCB ....................................................................................................................... 10
Figure 9 Control Circuit .................................................................................................................................... 11
Figure 10 Control Circuit .................................................................................................................................. 11
Figure 11 Magnetic Programming Tool ............................................................................................................ 14
Figure 12 Programming Locations .................................................................................................................... 15
Figure 13 Spare parts diagram ........................................................................................................................... 22
Figure 14 Software Flowchart ........................................................................................................................... 24
List of Tables
Table 1 Interference Data .................................................................................................................................. 4
Table 2 Field wiring Table ................................................................................................................................ 6
Shipping Address: 4055 technology Forest Blvd, Suite 100., 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.com
•