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Detcon CXT-IR manual available for free PDF download: Operator's Installation And Instruction Manual
Detcon CXT-IR Operator's Installation And Instruction Manual (52 pages)
Brand:
Detcon
| Category:
Accessories
| Size: 3.29 MB
Table of Contents
Table of Contents
3
Description
5
Introduction
5
Figure 1 Sensor Cell Construction
6
Figure 2 Principle of Operation
6
Modular Design
7
CXT-IR Intelligent Transmitter Module
7
Figure 3 Sensor Assembly Breakaway
7
Field Replaceable Sensor
8
Figure 4 ITM Circuit Functional Block Diagram
8
Figure 5 Sensor Assembly Front View
8
Figure 6 Plug-In Sensor
8
Battery Pack Options
9
Detconꞌs Smart Battery Pack
9
Figure 7 Smart Battery Pack
10
Figure 8 Quad Battery Charger
10
D Cell Lithium Battery Pack
11
Figure 9 D-Cell Lithium Battery Pack
11
Tri-C Lithium Battery Pack
12
Figure 10 Tri C Lithium Battery Holder
12
Installation
13
CXT Wireless Network
9
Figure 11 Approval Labels
13
Hazardous Locations Installation Guidelines for Safe Use
13
Sensor Placement
14
Sensor Contaminants and Interference
16
Sensor Mounting
16
Figure 12 CXT-IR Sensor with D or Smart Battery Pack Mounting Dimensions
17
Figure 13 CXT-IR Sensor with C-Cell Batteries
18
Electrical Installation
19
Applying Power to the Unit
19
Figure 14 Terminal Interconnect for Smart Battery Pack
20
Initial Start up
21
Combustible Gas Sensors
21
Operation
22
Figure 15 Magnetic Programming Tool
22
Figure 16 Magnetic Programming Switches
22
Operator Interface
23
Calibration Mode
24
Figure 17 Menu Flow Chart
24
Autospan
25
Autozero
25
Normal Operation
24
Program Mode
27
Navigating Program Mode
27
View Sensor Status
28
Set Gas Type
30
Set Autospan Level
30
Set Gas Factor
30
Table 1 Gas Factors
31
Bump Test
32
Restore Defaults
32
Set RF Channel
32
Alarm Settings
33
Set Modbus ID
33
Fault Diagnostic/Failsafe Feature
33
Modbus™ TM Communications
34
General Modbus™ Description
34
Modbus™ Exceptions
34
Figure 18 Modbus™ Frame Format
34
Modbus™ Broadcast Requests
35
Modbus™ Register Map and Description
35
Table 2 Exception Codes
35
Table 3 CXT-IR Register Map
36
CXT Sensor Registers
37
CXT Transceiver Registers
38
Service and Maintenance
40
Replacement of the Batteries/Battery Pack
40
Units with 12V Smart Battery Pack
40
Units with D-Size Non-Rechargeable Batteries
40
Figure 19 Battery Orientation Diagram
41
Units with Tri-'C' Sized Lithium Battery Holder
42
Figure 20 Battery Orientation Diagram
42
Figure 21 Sensor Cell and ITM Mating
43
Replacement of Plug-In Sensor
43
Replacement of ITM - Aluminum Junction Box
44
Replacement of ITM - Stainless Steel Mini Condulet
44
Troubleshooting Guide
45
Customer Support and Service Policy
47
Mailing Address: P.O. Box 8067, the Woodlands Texas 77387-8067
47
CXT-IR Sensor Warranty
48
Appendix
49
Specifications
49
System Specifications
49
Environmental Specifications
49
Electrical Specifications
49
Mechanical Specifications (ITM Only)
50
Spare Parts, Sensor Accessories, Calibration Equipment
50
Table 4 Spare Parts, Sensor Accessories, and Calibration Equipment
50
Revision Log
51
Table 5 Revision Log
51
Phone: 888.367.4286, 281.367.4100 • Fax: 281.292.2860 • Www.detcon.com
52
Shipping Address: 4055 Technology Forest, Suite 100, the Woodlands, Texas 77381
52
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