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Houston Digital Instruments, Inc. ● 7240 BRITTMOORE RD  ● Houston, TX  77092  Ph 713-688-8555 Fx 713-688-2228 

Revision: 3

- 5 -

2.B.2

Cables:

A high grade shipboard approved instrument cable with woven shield is recommended to

reduce noise interference. Other types of cable are available at additional cost.

C

System Capacities:

2.C.1

Transducer:

Transducers are rated at full range. Units 10K and under are capable of withstanding a 30

percent over pressurization without damage to the system. 16K units are capable of

withstanding a 10 percent over pressurization without damage to the system. System

capacities are as follows:

6,000 PSI

10,000 PSI

16,000 PSI

20,000 PSI* (Developmental)

SECTION III

Installation

:

3.A

Components:

3.A.1

Transducer:

The transducer is to be mounted by the customer at the locations deemed most suitable for

such equipment.

3.A.2

Cables:

Maximum recommended cable length is 200'. Cable lengths, other than standard, shall have

been specified by the customer to the factory in advance. Other cable types are available upon

request. Cabling will be installed using acceptable industry standards for such installations.

3.B Mounting Components:

3.B.1

Pressure Transducer:

The pressure system transducer comes from the factory as a complete assembly and only

requires mounting of the transducer housing using standard practices for such installations.

Note

: Special care should be taken to insure that the transducer pill mounted in the center of

the transducer housing, is not allowed to make contact with any hard and/or sharp object as

the accuracy and the sensitivity could be affected. The transducer pill is vulnerable to this

type of contact. Any evidence of mishandling or abuse shall

void

the warranty. We have

Содержание 2021

Страница 1: ...igital Instruments Inc 7240 BRITTMOORE RD Houston TX 77041 Ph 713 688 8555 Fx 713 688 2228 HDI 2021 4 20mA Transmitter Custom designed top pictured above Unit may vary Operation and Maintenance Manual Revision 3 ...

Страница 2: ...n 2 A B System Components 2 B 1 Pressure Transducers 2 B 1 2 B 2 Cables 2 B 2 C System Capacities 2 C 2 C 1 Transducers 2 C 1 SECTION III Installation A Components 3 A 1 Transducers 3 A 1 3 A 2 Cables 3 A 2 B Mounting Components 3 B 1 Pressure Transducers 3 B 1 SECTION IV Theory of Operation A Pressure System 4 A B Factory Preset Calibration 4 B SECTION V Maintenance A Guidelines 5 A B Schematic D...

Страница 3: ...Houston Digital Instruments Inc 7240 BRITTMOORE RD Houston TX 77092 Ph 713 688 8555 Fx 713 688 2228 Revision 3 3 SECTION VII Warranty ...

Страница 4: ...wed during unpacking and handling Extra care should be taken to assure that the pressure sensor which is mounted in the transducer housing supplied with the system is protected from contact with any hard or sharp objects i e screwdriver fingernail etc during the installation of the sensor Any evidence of mishandling or abuse shall VOID the warranty See Section VI Warranty for detailed coverage Als...

Страница 5: ...ed by the customer at the locations deemed most suitable for such equipment 3 A 2 Cables Maximum recommended cable length is 200 Cable lengths other than standard shall have been specified by the customer to the factory in advance Other cable types are available upon request Cabling will be installed using acceptable industry standards for such installations 3 B Mounting Components 3 B 1 Pressure ...

Страница 6: ...n The HDI 2021 is a digital electronic pressure measurement device designed specifically for Oilfield applications This system has been factory preset and will not require periodic calibration as with the previous version of the HDI 2021 or to our similar product line HDI 2400 Pressure Gauge Systems The HDI 2000 is based on a Strain Gauge design concept The calibration of the strain gauge is simil...

Страница 7: ...Houston Digital Instruments Inc 7240 BRITTMOORE RD Houston TX 77092 Ph 713 688 8555 Fx 713 688 2228 Revision 3 7 5 B Schematic Drawing Parts List pending ...

Страница 8: ...Houston Digital Instruments Inc 7240 BRITTMOORE RD Houston TX 77092 Ph 713 688 8555 Fx 713 688 2228 Revision 3 8 SECTION VI Certification 6 A CSA Certificate and Tag ...

Страница 9: ...Gauge Head Sensor 6 B ATEX Certificate and Tag ATEX Certification Markings Gauge Head Sensor Note In the event one of the components gauge or sensor fails you can order the replacement for a quick drop in replacement When ordering be sure to provide the applicable serial or certification requirements to ensure the replacement is acceptable ...

Страница 10: ...HDI and returned to the customer prepaid by HDI All products not accepted under the provisions of this warranty shall be shipped prepaid to HDI and returned freight collect HDI shall not be responsible for repair or replacement of products resulting from improper handling storage installation misuse negligence or use in a manner contrary to the recommendations of HDI HDI warrants only the products...

Страница 11: ...Houston Digital Instruments Inc 7240 BRITTMOORE RD Houston TX 77092 Ph 713 688 8555 Fx 713 688 2228 Revision 3 11 ...

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