Model CXT-DM
9.1
Specifications .................................................................................................................................... 41
9.1.1
System Specifications ................................................................................................................... 41
9.1.2
Environmental Specifications ....................................................................................................... 41
9.1.3
Electrical Specifications ............................................................................................................... 41
9.1.4
Mechanical Specifications ............................................................................................................ 42
9.2
Sensor Specific Data ......................................................................................................................... 42
9.3
Interference Table ............................................................................................................................. 44
9.4
Spare Parts, Sensor Accessories, Calibration Equipment ................................................................. 50
9.5
Revision Log ..................................................................................................................................... 51
Table of Figures
Figure 1 Sensor Assembly with Optional J-Box and Smart Rechargeable Battery Pack ..................................... 1
Figure 2 Construction of Electrochemical Toxic Sensor ...................................................................................... 2
Figure 3 Construction of Galvanic Cell ................................................................................................................ 2
Figure 4 Sensor Assembly Breakaway ................................................................................................................. 3
Figure 5 Functional Block Diagram ..................................................................................................................... 3
Figure 6 Plug-in Sensor ........................................................................................................................................ 3
Figure 7 Smart Battery Pack ................................................................................................................................ 5
Figure 8 Quad Battery Charger ............................................................................................................................ 5
Figure 9 Tri C Lithium Battery Holder ................................................................................................................ 6
Figure 10 Approval Label .................................................................................................................................... 7
Figure 11 CXT-DM Sensor with Smart Battery Pack Mounting Dimensions ................................................... 10
Figure 12 CXT-DM Sensor with Lithium Battery Pack..................................................................................... 11
Figure 13 Terminal Interconnect for Smart Battery Pack .................................................................................. 13
Figure 14 Magnetic Programming Tool ............................................................................................................. 16
Figure 15 Magnetic Programming Switches ...................................................................................................... 16
Figure 16 Software flow chart ............................................................................................................................ 18
Figure 17 Modbus™ Frame Format ................................................................................................................... 27
Figure 18 Battery Orientation Diagram .............................................................................................................. 34
Figure 19 Sensor Cell and ITM Mating ............................................................................................................. 35
List of Tables
Table 1 Exception Codes .................................................................................................................................... 28
Table 2 CXT-DM Register Map......................................................................................................................... 29
Table 3 Sensor Specific Data ............................................................................................................................. 42
Table 4 Interfering Gases ................................................................................................................................... 44
Table 5 Cross Interference Table ....................................................................................................................... 45
Shipping Address: 4055 Technology Forest, 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
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