Dwyer DPM User Manual
Page 8
Particulate Monitoring Systems
Installation & Operating Manual
Document No. 210-1003-M
Page 1
©2007
TABLE OF CONTENTS
1.
Safety............................................................................................................................................... 2
1.1
Applicable Use.......................................................................................................................... 2
1.2
General ..................................................................................................................................... 2
1.3
Hazardous Area Systems ........................................................................................................... 3
2.
Introduction .................................................................................................................................... 4
3.
Control Unit Installation................................................................................................................. 5
3.1
Location.................................................................................................................................... 5
3.2
Wiring....................................................................................................................................... 5
3.3
Grounding................................................................................................................................. 6
4.
Particulate Sensor Installation........................................................................................................ 7
4.1
Location.................................................................................................................................... 7
4.2
Mounting .................................................................................................................................. 8
4.3
Sensor Temperature Considerations........................................................................................... 9
5.
Particulate Sensor Coaxial Cable Installation.............................................................................. 10
6.
Control Unit Operation................................................................................................................. 12
6.1
User Interface Overview.......................................................................................................... 12
6.2
Menu 1 Setup .......................................................................................................................... 13
6.3
Menu 2 Setup .......................................................................................................................... 14
6.4
Menu 3 Setup .......................................................................................................................... 16
6.5
Long Term Averaging ............................................................................................................. 17
6.6
4-20mA Analog Output Scaling............................................................................................... 18
6.7
Interpreting Particulate Readings for Fabric Filter Applications................................................ 20
6.8
Alarm Levels for Fabric Filter Applications ............................................................................. 22
7.
Manual System Zero Check.......................................................................................................... 23
8.
Automatic Self Checks .................................................................................................................. 26
8.1
Control Unit Hardware Check.................................................................................................. 26
8.2
Control Unit Zero Check ......................................................................................................... 27
8.3
Control Unit Span Check......................................................................................................... 28
8.4
Sensor Cable Check................................................................................................................. 28
8.5
Particulate Sensor Check ......................................................................................................... 28
8.6
Process Running Signal ........................................................................................................... 29
8.7
Monitoring Self Check Status .................................................................................................. 29
8.8
Particulate Alarming During Self Checks................................................................................. 30
8.9
Self check Recording............................................................................................................... 30
9.
Troubleshooting ............................................................................................................................ 31
10.
Routine Maintenance .................................................................................................................... 31
11.
Spare Parts.................................................................................................................................... 32
12.
Appendix ....................................................................................................................................... 33
12.1
Modbus®/RTU RS-485 Networking Protocol .......................................................................... 34
12.2
Ethernet/IP® Networking ........................................................................................................ 37