Operating Instructions KDF-9/KDG-9
KDF-9/KDG-9 K04/0922
Page 2
Contents
1
APPLICATIONS ............................................................................................................................... 5
1.1
KDF-9 / KDG-9 ............................................................................................................................ 5
1.2
KDF-9 / KDG-9 differential pressure regulator ....................................................................... 5
2
OPERATIONAL MODE AND SYSTEM DESIGN KDF-9/KDG-9 .................................................... 5
2.1
KDF-9 / KDG-9 system design ................................................................................................. 5
2.2
Measuring principle for KDF-9 / KDG-9................................................................................... 5
2.3
KDF-9 / KDG-9 system design ................................................................................................. 5
3
INPUT ............................................................................................................................................... 6
3.1
Measured variable: .................................................................................................................... 6
3.2
Measuring range: ...................................................................................................................... 6
4
ELECTRICAL OUTPUT (OPTION) .................................................................................................. 7
4.1
Ad-on limit switches Type RC 10/15-14-XX, Manufacturer Pepperl & Fuchs ...................... 7
4.2
Ad-on limit switches Type N7R**A, Manufacturer ifm electronic ......................................... 7
5
MEASURING ACCURACY .............................................................................................................. 7
5.1
Reference conditions:............................................................................................................... 7
5.2
Measured error .......................................................................................................................... 7
5.3
Repeatability .............................................................................................................................. 7
5.4
Influence of ambient temperature ........................................................................................... 7
5.5
Influence of fluid temperature .................................................................................................. 7
6
CONDITIONS OF USE .................................................................................................................... 7
6.1
Mounting / start-up .................................................................................................................... 8
6.2
Ambient conditions ................................................................................................................... 8
6.2.1
Ambient temperature ranges................................................................................................................... 8
6.2.2
Storage temperature ............................................................................................................................... 8
6.2.3
Climatic category .................................................................................................................................... 8
6.2.4
Degree of protection ............................................................................................................................... 8
6.2.5
Shock resistance/vibration resistance ..................................................................................................... 8
6.2.6
Electromagnetic compatibility .................................................................................................................. 8
6.3
Fluid conditions ......................................................................................................................... 8
6.3.1
Fluid temperature ranges ........................................................................................................................ 8
6.3.2
Fluid pressure limit .................................................................................................................................. 8
6.3.3
Inlet and outlet sections .......................................................................................................................... 8
6.3.4
Physical state: ......................................................................................................................................... 8
6.3.5
Pressure for gas measurement ............................................................................................................... 8
6.3.6
Pressure loss .......................................................................................................................................... 9
7
DESIGN DETAILS ........................................................................................................................... 9
7.1
Design/dimensions ................................................................................................................... 9
7.2
Design / dimensions / operating details E/F/A/B (option differential pressure regulator) 9
7.2.1
Dimension drawing KDF-9/KDG-9-…E/F with conn. ¼“ NPT (F) as regulator c/w constant outlet
pressure ............................................................................................................................................... 10
7.2.2
Dimension drawing KDF-9/KDG-9-...-A/B with conn. ¼“ NPT (F) as regulator c/w constant inlet
pressure ................................................................................................................................................ 10
7.3
Weights: ................................................................................................................................... 10
7.4
Materials: .................................................................................................................................. 10
7.5
Process connection: ............................................................................................................... 11
8
ELECTRICAL CONNECTION FOR LIMIT SWITCH (OPTION) .................................................... 11