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5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201  Fax: +81(6)6659-8510  E-mail: [email protected]

EM-8066-B  Rev.1  P. 1 / 2

SAFE INSTALLATION MANUAL (CENELEC APPROVAL)

LIGHTNING SURGE PROTECTOR FOR

F

OUNDATION

 Fieldbus

 (ultra-slim)

MODEL

MD7FB

BEFORE USE ....

 

SAFETY PRECAUTIONS

This manual describes important points of caution for safe 
use of this product in potentially explosive atmosphere.
Please read this manual carefully before installing and op-
erating the product.

 

SPECIAL CONDITIONS FOR SAFE USE

Electrostatic charges on the enclosure shall be avoided.

 

MODEL NUMBER IDENTIFICATION

 

Model No. MD7FB –  1   2   3 

1)  SHIELD TERMINAL (to earth)
  FF : Floating
  FG :  Grounding
 
2)  SAFETY APPROVAL
  0  : None
  2  :  CENELEC intrinsically safe (ATEX)

3) OPTIONS
  -X  :  Special specification

 

MANUFACTURED DATE CODE IDENTIFICATION

The manufactured year and month can be identified by the 
serial number described on the specification marking.

Serial No. Y M xxxxxx

YEAR

4 : 2014

A : 2020

1 : 2041

5 : 2015

B : 2021

2 : 2042

:

:

:

:

:

:

9 : 2019

U : 2040

9 : 2049

MONTH

1991 - 2019 (year)

2020 - 2052 (year)

A : January

M : January

B : February

N : February

C : March

P : March

:

:

:

:

L : December

Y : December

 WARNING

Explosions could result in death or serious injury:

• 

Before you remove the unit or mount it, or before you con-
nect or disconnect the wiring, turn off the power supply 
and the input signal for safety.  Do not disconnect unless 
the area is known to be non-explosive.

• 

Whenever you need to measure voltage across the termi-
nals or apply a simulated input signal to the terminals, 
make sure that there is no danger of explosion in the at-
mosphere.

• 

Verify the certification of the product described on the 
specification marking on the product.

• 

Verify that the operating atmosphere of the product is 
consistent with the appropriate hazardous locations cer-
tifications.

• 

Verify that the environmental temperature is within the 
temperature class required for the area.

Failure to follow these installation guidelines could result 
in death or serious injury:

• 

Make sure only qualified personnel perform the instal-
lation.

 SAFETY FEATURES & CAUTIONS

 

INTRINSICALLY SAFE APPROVAL

• 

CENELEC / ATEX

  EU-Type Examination Certificate: KEMA 08ATEX0166 X

   

 0344 

 II 1G Ex ia IIC T4, T5

    Zone 0

• 

Applicable Standards

    EN 60079-0
    EN 60079-11

• 

IS Data

LINEAR BARRIER

FISCO SUPPLY

Ui

32V

17.5V

Ii

any

400mA

Pi

See below

5.4W

Ci

5 nF

5 nF

Li

0 µH

0 µH

    Pi : For T4 and Ta = -25 to 40°C : 1.3W
     

For T4 and Ta = -25 to 60°C : 1.2W

     

For T4 and Ta = -25 to 80°C : 1.0W

     

For T5 and Ta = -25 to 40°C : 1.0W

• 

Install the product according to the installation diagram.

• 

Install the product according to local installation codes.

• 

DO NOT RUB the surface of the plastic enclosure with a 
dry cloth.  Electrostatic charge generated by the friction 
may cause an explosion.

• 

Max. continuous operating voltage (Uc)

     

Line to line:   ±32V

     

Line to earth:  ±160V

     

Shield to earth: 

±160V (MD7FB-FF)

     

 

 

Shortcircuited for the MD7FB-FG

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