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Detcon DM-100 Series - User Manual
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Model DM
-
100
DM
-
100 Toxic Gas
Sensors
DM
-
100 O2 Deficien
cy Sensors
DETCON, INC.
RANGE
100 PPM
DM-100
GAS
H2S
Operator’s Installation and Instruction Manual
Covers all Mod
el DM
-
100 Sensors
DETCO
N, Inc.
4055 Technol
ogy Forest B
lvd,
The Woodlands
, Texas 773
81
Ph.281.367.4
100 / Fax 281
.298.2868
www.detcon.
com
June 08, 2018
• Document #
3604
• Revision
3.5
2
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
1 Introduction
5
Description
5
Figure 1 Sensor Assembly with Optional J-Box and LED Display
5
Figure 2 Construction of Electrochemical Toxic Sensor
5
Modular Mechanical Design
6
Figure 3 Construction of Galvanic Cell
6
Figure 4 Sensor Assembly Breakaway
6
Figure 5 Functional Block Diagram
7
Figure 6 Plug-In Sensor
7
Model 100 Standard Terminal Board (Optional)
8
DM-100 Display Terminal Board (Optional)
8
Figure 7 DM Standard Terminal Board
8
Figure 8 Model 100 Display Terminal Board
8
DM-100 Series Display (Optional)
9
Wireless Transceiver and Battery Pack (Optional)
9
Figure 9 Model 100 Series Display
9
Table 1 Terminal Board Connectors
9
2 Installation
10
Hazardous Locations Installation Guidelines for Safe Use
10
Figure 10 Approval Label
10
Sensor Placement
11
Sensor Contaminants and Interference
12
Sensor Mounting
12
Electrical Installation
13
Figure 11 Typical DM-100 Sensor Assembly and Mounting Dimensions
13
Field Wiring
14
Figure 12 Typical Installation
14
DM-100 Display Terminal Board Settings
15
Initial Start up
15
Toxic Gas Sensors
15
Table 2 Model 100 Terminal Board Jumper
15
O 2 Deficiency Sensors
17
3 Operation
18
Normal Operation
18
Auto Span Level Adjustment
18
Figure 13 Magnetic Programming Tool
18
Figure 14 Magnetic Programming Switches
18
Calibration
19
Zero Calibration
19
Span Calibration
21
Fault Diagnostic/Failsafe Feature
23
4 Service and Maintenance
24
Replacement of Plug-In Sensor
24
Replacement of ITM
25
Replacement of the Model 100 Terminal Board
25
5 Troubleshooting Guide
27
Smart Display Error Codes
29
6 Customer Support and Service Policy
30
7 DM-100 Sensor Warranty
31
8 Appendix
32
Specifications
32
Sensor Specific Data
33
Table 3 Sensor Specific Data
33
Interference Table
35
Table 4 Interfering Gases
35
Table 5 Cross Interference Table
38
Proper Application and Maintenance of Acrylonitrile Sensor
41
Intrinsically Safe Installation Guidelines, Control Drawing #3993
42
Figure 15 Control Drawing #3993
42
Spare Parts, Sensor Accessories, Calibration Equipment
43
Revision Log
44
Model DM
45
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Detcon DM-100 Series Specifications
General
Brand
Detcon
Model
DM-100 Series
Category
Accessories
Language
English
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