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バルブポジショナ Bürkert 8791のPDF 組立説明書をオンラインで閲覧またはダウンロードできます。Bürkert 8791 16 ページ。 External position feedback option with inductive proximity switch
Bürkert 8791 にも：組立説明書 (16 ページ)

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auThorized use

The external position feedback is designed to be

installed in the Bürkert positioners types 8791, 8792

and 8793.

▶ The external position feedback is not intended for use

in potentially explosive areas. If it is mounted on devices

of Type 8791, 8792 or 8793 which, according to their

designation, are likely to be used in potentially explosive

areas, they must not be used in these areas.

▶ For use observe the conditions described in the chapter

entitled "Technical Data".

▶ The device may be used only in conjunction with third-

party devices and components recommended and

authorized by Bürkert.

▶ Correct transportation, storage and installation; and

careful use and maintenance; are essential for reliable

and faultless operation.

▶ Use the external position feedback only as intended.

english

General informaTion

5.1 contact addresses

Germany

Bürkert Fluid Control Systems

Sales Center

Christian-Bürkert-Str. 13-17

D-74653 Ingelfingen

Tel. + 49 (0) 7940 - 10 91 111

Fax + 49 (0) 7940 - 10 91 448

E-mail: [email protected]

international

Contact addresses can be found on the final pages of the

printed operating instructions.

And also on the Internet at:

www.burkert.com

5.2 Warranty

The warranty is only valid if the external position feedback

is used as authorized in accordance with the specified

application conditions.

5.3 information on the internet

The operating instructions and data sheets for the Type

8791, 8792 and 8793 can be found on the Internet at:

www.burkert.com

english

basic safeTy

insTrucTions

These safety instructions do not make allowance for any

• contingencies and events which may arise during the

installation, operation and maintenance of the devices.

• local safety regulations – the operator is responsible for

observing these regulations, also with reference to the

installation personnel.

General Hazardous Situations.

To prevent injury, ensure that:

▶ Installation and start-up may be implemented by autho-

rized technicians only.

▶ After an interruption in the power supply or pneumatic

supply, ensure that the process is restarted in a defined

or controlled manner.

▶ The device may be operated only when in perfect con-

dition and in consideration of the operating instructions.

▶ The general rules of technology apply to application

planning and operation.

Technical daTa

Repeating accuracy

Temperature drift

Hysteresis

Operating voltage

Residual ripple

DC rated current

No-load current

Residual current

Rated insulation voltage

Short-circuit protection

Max. voltage drop at the switching

output compared to operating

voltage

Wire breakage safety /

reverse pole protection

Output function

Switching frequency

Protection class

Type 8791, 8792, 8793

english

≤ 2 %

± 10 %

3 ... 15 %

10 ... 30 V DC

≤ 10 % U

≤ 100 mA

≤ 15 mA

≤ 0.1 mA

≤ 0.5 kV

yes / clocking

≤ 1.8 V

yes / complete

Three-wire,

normally open

contact, PNP

≤ 0.02 kHz

IP65, IP67

english