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M-system MD7FB Installation Manual

Lighting surge protector for foundation fieldbus

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SAFE INSTALLATION MANUAL (CENELEC APPROVAL)
LIGHTNING SURGE PROTECTOR FOR
F
OUNDATION
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.
YEAR
4 : 2014
A : 2020
5 : 2015
B : 2021
:
:
:
9 : 2019
U : 2040
MONTH
1991 - 2019 (year)
A : January
B : February
C : March
:
:
L : December
Fieldbus
(ultra-slim)
Serial No. Y M xxxxxx
1 : 2041
2 : 2042
:
:
:
9 : 2049
2020 - 2052 (year)
M : January
N : February
P : March
:
:
Y : December
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
MODEL
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
Ui
32V
Ii
any
Pi
See below
Ci
5 nF
Li
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:
Shortcircuited for the MD7FB-FG
MD7FB
FISCO SUPPLY
17.5V
400mA
5.4W
5 nF
0 µH
±160V (MD7FB-FF)
EM-8066-B Rev.1 P. 1 / 2

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Summary of Contents for M-system MD7FB

  • Page 1 • Verify the certification of the product described on the ■ MODEL NUMBER IDENTIFICATION specification marking on the product. Model No. MD7FB – 1 2 3 • Verify that the operating atmosphere of the product is consistent with the appropriate hazardous locations cer- 1) SHIELD TERMINAL (to earth) tifications.
  • Page 2 Either one of the two MD7FB may be a different lightning surge protector certified by a notified body under ATEX directive 2014/34/EU. The associated apparatus and the IS apparatus must be certified by a notified body under ATEX directive 2014/34/EU.