GE Druck DPI 150, Druck DPI 142 Calibration Manual
GE Infrastructure
Sensing
Druck DPI 142/150
Pressure Indicator
Calibration manual - K382
99 Washington Street
Melrose, MA 02176
Fax 781-665-0780
TestEquipmentDepot.com
Druck DPI 142/150 Calibration Manual
Introduction
This technical manual provides calibration instructions for the Druck DPI 142
and DPI 150 Pressure Indicators.
Scope
This technical manual provides calibration instructions for the calibration
technician of this equipment series.
Safety
The manufacturer has designed this equipment to be safe when operated using
the procedures detailed in this manual. The user must not use this equipment
for any other purpose than that stated.
This manual contains safety and operating instructions that must be followed
to 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.
Use suitably qualified* calibration technicians and good engineering practice
for all procedures in this manual.
Pressure
Do not apply pressure greater than the maximum safe working pressure to the
equipment.
Technical advice
For technical advice contact the manufacturer or subsidiary.
*A qualified calibration technician must have the necessary technical knowledge,
documentation, special test equipment and tools to carry out the required
calibration on this equipment.
Associated Publications
K343.......................................................................................DPI 142 User Manual
K344.......................................................................................DPI 150 User Manual
K381...................................................................DPI 142/150 SCPI User Manual
i K382 Issue No. 1
Druck DPI 142/150 Calibration Manual
ABBREVIATIONS
The following abbreviations are used in this publication.
Note: Abbreviations are the same in the singular and plural.
abs absolute m metre
°C degrees Celsius mbar millibar
const constant mm millimetre
DPI digital pressure indicator (GE Druck
product)
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
institute of electrical and electronic
488
engineers standard 488 data
inHg inches of mercury SCPI standard commands for
kg kilogram (s) seconds
kts knots TBA to be advised
lbs pounds
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
O millimetres of water
mmH
2
RS232 serial interface communication
standard
programmable instruments
K382 Issue No. 1 ii
Druck DPI 142/150 Calibration Manual
Glossary
Terminology
The terminology used in this manual is specific and individual interpretation
must not be introduced. The terms are defined as follows:
Adjust
Align
Calibrate
Check:
Disconnect
Examine
Inspect
Maintain
: To determine accuracy, deviation or variation by special
: To perform a critical visual observation or check for specific
: Review the work carried out by Specialists to ensure it has been
: To hold or keep in any particular state or condition especially in a
To bring to a more satisfactory state; to manipulate controls,
levers, linkages, etc. to return equipment from an out-of-tolerance
condition to an in-tolerance condition.
To bring into line; to line up; to bring into precise adjustment,
correct relative position or coincidence.
measurement or by comparison with a standard.
Make a comparison of a measure of time, pressure, temperature,
resistance, dimension or other quality with a known figure for that
measurement.
: To detach the connection between; to separate keyed or matched
equipment parts.
conditions; to test the condition of.
performed satisfactorily.
state of efficiency or validity.
Operate
Readjust
Reconnect
Reset
: Make sure that an item or system functions correctly as far as
possible without the use of test equipment or reference to
measurement.
: To adjust again; to move back to a specified condition; to bring
back to an in-tolerance condition.
: To rejoin or refasten that which has been separated.
: To put back into a desired position, adjustment or condition.
iii K382 Issue No. 1
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