Yokogawa EJA115 Manual de usuario descargar pdf (Pagina 3)

Power Supply

(Zone 2 only)

Transmitter

Supply

Nonhazardous Location

[Installation Diagram]

Hazardous Location

+ 



–

+ 



–

F0209.EPS

Ratings of the Power Supply as follows;

Maximum Voltage: 30 V

 CENELEC ATEX Type of Protection “Dust”

[When combined with II 2G]

Follow the installation instructions described in 'b.

CENELEC ATEX Flameproof Type.'

• Applicable Standard: EN61241-0:2006, EN61241-

1:2004

• Type of Protection and Marking Code: II 2D Ex tD

A21 IP6X

• Maximum Surface Temperature:

T85°C (Tamb.: –40* to 75°C, Tp:85°C), T100°C

(Tamb.: –40* to 80°C, Tp:100°C), and T120°C

(Tamb.: –40* to 75°C, Tp:120°C)

*–15°C when /HE is specified.

Note 1. Installation instructions

The cable entry devices and blanking elements

shall be of a certificated type providing a level

of ingress protection of at least IP6X, suitable

for the conditions of use and correctly installed.

[When combined with II 1G]

Follow the installation instructions described in 'a.

CENELEC ATEX Intrinsically Safe Type.'

• Applicable Standard: EN50281-1-1:1997

• Type of Protection and Marking Code: II 1D

• Maximum Surface Temperature:

T65°C (Tamb.: 40°C), T85°C (Tamb.: 60°C), and

T105°C (Tamb.: 80°C)

Note 1. Installation instructions

The cable entry devices and blanking elements

shall be of a certificated type providing a level

of ingress protection of at least IP6X, suitable

for the conditions of use and correctly installed.

WARNING

• OPEN CIRCUIT BEFORE REMOVING

COVER. INSTALL IN ACCORDANCE WITH

THIS USER’S MANUAL

• Take care not to generate mechanical sparking

when access to the instrument and peripheral

devices in hazardous locations.

( III )

 Tag plate for flameproof type

 Tag plate for flameproof, intrinsically safe type,

type n protection, and Dust

F0298.EPS

T65⬚C (Tamb.: 40⬚C), T85⬚C (Tamb.: 60⬚C),and T105⬚C (Tamb.: 80⬚C)

AFTER DE-ENERGIZING, DELAY 10 MINUTES BEFORE OPENING.

WHEN THE AMBIENT TEMP. ⱖ70⬚C, USE THE HEAT-RESISTING

CABLESⱖ90⬚C. SEE USER'S MANUAL BEFORE USE.

SEE USER'S

MANUAL

Tamb. ⫺40(⫺15) TO 60⬚C

TEMP.CLASS/MAX SURFACE TEMP.

T6/T85⬚C

T5/T100⬚C

T4/T120⬚C

CAUTION

, Ex tD A21 IP6X T85⬚C,T100⬚C,T120⬚C

ENCLOSURE:IP67

Tamb. ⫺40(⫺15) TO

KU21

Tamb. ⫺40(⫺15) TO 75⬚C(T6 and T4)

AFTER DE-ENERGIZING, DELAY 10 MINUTES BEFORE OPENING.

WHEN THE AMBIENT TEMP. ⱖ70⬚C, USE THE HEAT-RESISTING

CABLESⱖ90⬚C. SEE USER'S MANUAL BEFORE USE.

⫺40(⫺15) TO 80⬚C(T5)

CAUTION

KF21

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