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Druck DPI 142/150 Calibration Manual

K382 Issue No. 1

ii

    

ABBREVIATIONS

The following abbreviations are used in this publication.

Note:

Abbreviations are the same in the singular and plural.

CONTENTS

Title

      

         page

Introduction    ..............................................................................................................................................1
Preliminary Operations...........................................................................................................................3
Calibration Check DPI 142 and DPI 150 Option A ......................................................................4

Calibration Adjustment...........................................................................................5

Calibration Check DPI 150.....................................................................................................................6

Calibration Adjustment...........................................................................................7

abs

absolute

m

metre

°C

degrees Celsius

mbar

millibar

const constant

mm

millimetre

DPI

digital pressure indicator (GE Druck 
product)

mmH

2

O millimetres of water

esc

escape

NPT

National Pipe Thread

°F

degrees Fahrenheit

PIN

personal identification number

g

gauge

psi

pounds per square inch

(h)

hour

Ref.

reference

IEEE 
488

institute of electrical and electronic 
engineers standard 488 data

RS232 serial interface communication 

standard

inHg inches of mercury

SCPI

standard commands for 
programmable instruments

kg

kilogram

(s)

seconds

kts

knots

TBA

to be advised

lbs

pounds

Содержание Druck DPI 150

Страница 1: ...Druck DPI 142 150 Pressure Indicator Calibration manual K382 GE Infrastructure Sensing 99 Washington Street Melrose MA 02176 Fax 781 665 0780 TestEquipmentDepot com...

Страница 2: ...o make sure of safe operation and to keep the equipment in a safe condition The safety instructions are either warnings or cautions issued to protect the user and the equipment from injury or damage U...

Страница 3: ...nt 7 abs absolute m metre C degrees Celsius mbar millibar const constant mm millimetre DPI digital pressure indicator GE Druck product mmH2O millimetres of water esc escape NPT National Pipe Thread F...

Страница 4: ...ature resistance dimension or other quality with a known figure for that measurement Disconnect To detach the connection between to separate keyed or matched equipment parts Examine To perform a criti...

Страница 5: ...ectly Uncertainty The uncertainty of a measurement is defined as a parameter associated with the result of a measurement that characterises the dispersion of values that could be reasonably be attribu...

Страница 6: ...units referenced 2 are calculated for a water tem perature of 68 F these units are normally used in the USA Pressure unit Factor Pascals Pressure unit Factor Pascals bar 100000 lbf ft2 47 8803 lbf in...

Страница 7: ...erval is 12 months If the accuracy of the indicator is not within the permissible deviation carry out a calibration adjustment Using the Set up Status Calibration History menu the calibration status o...

Страница 8: ...ncertainty required Recommended Equipment Type 25 mbar to 70 mbar 0 005 FS 0 005 Rdg Ruska 7050 or 7250 Indicator controller 200 mbar to 1 bar 0 005 Rdg Pressurements 6000 or Ruska 2465 Dead weight pi...

Страница 9: ...one of the following recommended units of pressure measurement Pa hPa kPa MPa bar mbar torr kgf cm2 Calibration Security GE Druck strongly advise protection of the set up menus in this equipment Unau...

Страница 10: ...value B in the Table 3 5 If the recorded difference exceeds the tolerance in the table the instrument needs a calibration adjustment 6 Adjust the pressure standard to the first pressure value A in th...

Страница 11: ...Sampling please wait FS 1150 00 750 00 menu OK applied value 1150 00 FS 3 65 next mbar g Apply nominal zero pressure press next when applied value is stable sensor correction change PIN FS 1150 00 115...

Страница 12: ...calibration adjustment 7 Adjust the pressure standard to zero pressure The DPI 150 instrument has the following pressure ranges Table 4 Applied Pressure span Tolerance 0 0 01 FS 100 0 01 FS Transduce...

Страница 13: ...mbar g Apply nominal zero pressure press next when applied value is stable set pressure standard to 0 span sensor correction change PIN FS 20000 20000 00 next mbar g menu OK esc FS 20000 0 00 next mb...

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