BRONKHORST CORI-TECH B.V.
TABLE OF CONTENTS
1
INTRODUCTION ........................................................................................................................................ 7
1.1
General description ............................................................................................................................. 7
1.1.1
Gas / Liquid flow .......................................................................................................................... 7
1.1.2
Housing ........................................................................................................................................ 7
1.1.3
Valves .......................................................................................................................................... 8
1.2
Sensor principles ................................................................................................................................. 9
1.2.1
CORI-FLOW sensor ..................................................................................................................... 9
1.3
Valve principles ................................................................................................................................... 9
1.3.1
Solenoid valve .............................................................................................................................. 9
1.3.2
Vary-P valve ............................................................................................................................... 10
1.3.3
Pilot operated valve ................................................................................................................... 10
1.3.4
Bellow valve ............................................................................................................................... 10
1.4
Software for physical properties of gases and liquids. ...................................................................... 10
2
INSTALLATION ........................................................................................................................................ 11
2.1
Receipt of equipment ........................................................................................................................ 11
2.2
Return shipment ................................................................................................................................ 11
2.3
Service .............................................................................................................................................. 11
2.4
Mounting ............................................................................................................................................ 12
2.5
Notes for temperature changes ......................................................................................................... 14
2.6
Fluid/gas connections ....................................................................................................................... 14
2.7
Piping ................................................................................................................................................ 14
2.8
Electrical connections ....................................................................................................................... 14
2.9
Pressure testing ................................................................................................................................ 14
2.10
Supply pressure ............................................................................................................................. 14
2.11
System purging .............................................................................................................................. 15
2.12
Seals .............................................................................................................................................. 15
2.13
Equipment storage ........................................................................................................................ 15
2.14
Electromagnetic compatibility ........................................................................................................ 15
Conditions for compliance with EMC requirements ..................................................................................... 15
2.15
Electro static discharge ................................................................................................................. 17
3
OPERATION ............................................................................................................................................ 17
3.1
General .............................................................................................................................................. 17
3.2
Power and warm-up .......................................................................................................................... 17
3.3
Zeroing .............................................................................................................................................. 18
3.3.1
Zeroing with the Micro-switch .................................................................................................... 18
3.3.2
Zeroing through the digital communication ................................................................................ 18
3.4
Start-up .............................................................................................................................................. 19
3.5
Operating conditions ......................................................................................................................... 19
3.6
Instrument performance .................................................................................................................... 19
3.6.1
Meters ........................................................................................................................................ 19
3.6.2
Controllers .................................................................................................................................. 19
3.7
Manual operation............................................................................................................................... 19
3.8
Analog operation ............................................................................................................................... 19
3.9 BUS / digital operation ......................................................................................................................... 21
4
MAINTENANCE ....................................................................................................................................... 22
4.1
General .............................................................................................................................................. 22
4.2
CORI-FLOW sensor .......................................................................................................................... 22
4.3
Controllers ......................................................................................................................................... 22
4.4
Control valves .................................................................................................................................... 22
4.4.1
Solenoid valves .......................................................................................................................... 22
4.4.2
Vary-P valve ............................................................................................................................... 22
4.4.3
Pilot operated valve ................................................................................................................... 23
4.4.4
Bellows valve ............................................................................................................................. 23
4.5
K
v
-value calculation .......................................................................................................................... 23
4.5.1
For gases ................................................................................................................................... 23
4.5.2
For Liquids ................................................................................................................................. 24
4.6
Calibration procedure ........................................................................................................................ 24
5
DIGITAL INSTRUMENT ........................................................................................................................... 25
6
INTERFACE DESCRIPTION ................................................................................................................... 25
7
TROUBLESHOOTING ............................................................................................................................. 26
7.1
General .............................................................................................................................................. 26
7.2
Troubleshooting summary general.................................................................................................... 26
8
SPECIAL APPLICATIONS ....................................................................................................................... 27
9.17.031
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