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MicroSafe DM-634C
Detcon MicroSafe DM-634C User Manual
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Detcon MicroSafe™
Model DM
-6
34C
Oxygen Deficiency Sensor (0-25% O2)
Operator’s Installation and Instruction Manual
DETCON, Inc
.
4055 Tec
hnolo
gy Forest
Blvd,
Suite 1
00,
The Woodlands
, Texas 77
381
Ph.281.367.4
100 / Fax 281.298.
2868
www.detco
n.com
August 03, 2018
• Document #
2016
• Revision
.066
2
Table of Contents
Table of Contents
3
Description
5
Sensor Technology
5
Figure 1 Construction of Galvanic Cell
5
Microprocessor Control Circuit
6
Base Connector Board
6
Figure 2 Microprocessor Control Circuit
6
Figure 3 Base Connector Board
6
Explosion Proof Enclosure
7
Figure 4 Explosion Proof Enclosures
7
Figure 5 Functional Block Diagram
7
Principle of Operation
7
Application
8
Sensor Placement/Mounting
8
Interference Data
8
Specifications
8
Table 1 Interference Data
8
Operating Software
9
Normal Operation
9
Calibration Mode
9
Program Mode
9
Program Status
9
Alarm 1 Level Adjustment
10
Alarm 2 Level Adjustment
10
Calibration Level Adjustment
10
Installation
10
Field Wiring Table (4-20 Ma Output)
10
Table 2 Field Wiring Table
10
Sensor Location
11
Local Electrical Codes
11
Accessibility
12
Installation Procedure
12
Figure 6 Typical Installation
12
Figure 7 Typical Outline and Mounting Dimensions
13
Figure 8 Sensor Connector PCB
14
Figure 9 Control Circuit
15
Figure 10 Control Circuit
15
Start up
17
Calibration
17
Calibration Procedure - Span
18
Figure 11 Magnetic Programming Tool
18
Additional Notes
19
Figure 12 Programming Locations
19
Calibration Frequency
20
Status of Programming, Alarms, Calibration Level, RS-485 ID, and Sensor Life
20
Programming Alarms
21
Alarm Levels
21
Alarm Reset
21
Other Alarm Functions
21
Program Features
22
RS-485 Protocol
22
Display Contrast Adjust
24
Trouble Shooting
25
Figure 13 Spare Parts Diagram
26
Spare Parts List
26
Warranty
27
Service Policy
27
Figure 14 Software Flowchart
28
Software Flowchart
28
Revision Log
29
4
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Detcon MicroSafe DM-634C Specifications
General
Brand
Detcon
Model
MicroSafe DM-634C
Category
Measuring Instruments
Language
English
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