Manual CWD 2005
___________________________________________________________________
Manual CWD2005.doc
7
6.2.1.5.3.
Dual Sample Streams ..................................................................... 69
6.2.2.
Trend Display .................................................................................. 70
6.2.2.1.
Move cursor .................................................................................... 71
6.2.2.2.
Change time .................................................................................... 71
6.2.2.3.
. Change “y” values ......................................................................... 72
6.2.2.4.
Change signals ............................................................................... 73
6.2.2.5.
Change units ................................................................................... 74
6.2.3.
Event List ........................................................................................ 75
6.2.4.
Device Info ...................................................................................... 76
7.
Maintenance .................................................................................... 78
7.1.
Safety instructions for maintenance or repair .................................. 78
7.2.
Periodic maintenance ...................................................................... 78
7.3.
Consumables .................................................................................. 78
7.4.
Replacement I/O Boards ................................................................. 79
7.5.
Spare parts packages ..................................................................... 79
8.
Troubleshooting .............................................................................. 80
8.1.
Event list .......................................................................................... 80
8.2.
Unstable readings ........................................................................... 80
8.3.
Drift in readings ............................................................................... 80
8.4.
Incomplete ignition .......................................................................... 81
8.5.
Software troubleshooting ................................................................. 81
9.
Measurement principle .................................................................... 84
9.1.
Heating Value measurement, an overview ...................................... 84
9.2.
Thermopile measuring system ........................................................ 85
9.2.1.
Specific Gravity measuring cell ....................................................... 87
9.2.2.
Operational overview of the measuring cell ..................................... 87
9.2.3.
Functional diagram .......................................................................... 88
9.2.4.
Output signals ................................................................................. 88
9.2.5.
Commissioning ................................................................................ 88
9.2.6.
Testing and calibration .................................................................... 89
9.2.7.
Maintenance .................................................................................... 89
9.2.8.
Technical specifications .................................................................. 89
10.
Circuit diagrams .............................................................................. 90
10.1.
Input-Output card: E/A internal ........................................................ 90
10.2.
Input-Output Card E/A external ....................................................... 93
10.2.1.
Input-Output Card E/A external Type _06 ....................................... 93
10.2.1.1.
Relay outputs .................................................................................. 94
10.2.1.2.
Analog outputs ................................................................................ 95
10.2.1.3.
Digital/ Relay contact inputs ............................................................ 96
10.2.1.4.
Open collector drives or mA outputs ............................................... 97
10.2.1.5.
Serial interface RS232 (Option) ...................................................... 98
10.2.1.6.
Profibus-DP Interface ...................................................................... 99
11.
Appendices ................................................................................... 100