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04.10.2008 / LSV-JWh/ Rev. 02
DIGIDOS 24 AT
© 2008
1
INTRODUCTION ................................................................ 31
1.1
Manufacturer’s and Customer Service Address ................... 32
1.2
Identification ........................................................................ 32
1.3
Intended Purpose ................................................................ 33
1.4
General Safety Instructions .................................................. 33
2
DESCRIPTION ................................................................... 36
2.1
Main DIGIDOS Components ................................................ 36
2.2
Rear Display ....................................................................... 37
2.3
Functional Principle ............................................................. 38
2.4
DIGIDOS 24 Technical Data ................................................ 39
2.5
Power Supply ...................................................................... 40
2.6
Working Ranges .................................................................. 41
2.7
Electropneumatic Control Valves ......................................... 42
2.7.1
Compressed Air Supply ....................................................... 43
2.7.2
Emergency Actuation of the Electropneumatic
Control Valves ..................................................................... 43
2.7.3
Emergency Operation of the Compressed Air Cylinder ........ 44
3
OPERATION ...................................................................... 45
3.1
Preparations for Commissioning ......................................... 45
3.2
Commissioning ................................................................... 46
3.3
Operation ............................................................................ 47
3.3.1
Requirements for Foam Operation....................................... 47
3.3.2
Monitoring During Operation ................................................ 48
3.4
Terminating Foam Operation ............................................... 48
3.5
Flushing and Purging ........................................................... 48
3.6
Foam Intake ........................................................................ 50
3.7
Changing the Preset Proportioning Rate Values .................. 50
4
WARNINGS AND NOTES ................................................. 51
4.1
Warning: „Cavitation CAV“ ................................................... 51
4.2
Note: „Unable to Achieve Proportioning Rate“ ...................... 51
4.3
Note: „Malfunction direct injection foam
proportioning system“ .......................................................... 51
4.4
Note: „Empty Foam Tank“ .................................................... 52
5
MALFUNCTIONS AND THEIR ELIMINATION .................. 54
6
NOTES ON MATERIAL DISPOSAL .................................. 55
TABLE OF CONTENTS
INHALTSVERZEICHNIS
