- 9 -
STEP 3: Once the screws are fixed in the wall, insert the four screw
heads through the large parts of the keyhole-shaped apertures, and
then slide the EDS-405A/408A downwards, as indicated. Tighten the
four screws for added stability.
ATEX/IECEx Information
1. Certificate number: ATEX: DEMKO 18 ATEX 1978X
IECEx: IECEx UL 18.0089X (For EDS-408A copper and 2 Fiber
m odel only)
2. Am bie nt range:
-4 0 ° C ≤ Tam b ≤ 7 5 ° C fo r m o de l w it h s u f f i x –T only
-1 0 ° C ≤ Tam b ≤ 6 0 ° C fo r m o de l w it h o u t s u ffix –T only
3. Certification string:
ATEX:
EDS-405A Series: Ex eC nC IIC T4 Gc
EDS-408A Series (Co pper Model EDS-408A(-T)):
Ex eC nC IIC T4 Gc
EDS-408A Series (2 Fiber Models EDS-408A-MM/SS(-T)):
Ex eC nC op is IIC T4 Gc
IECEx:
EDS-408A(-T), EDS-408A-MM/SS(-T): Ex nA nC IIC T4 Gc
4. Standards covered:
EN IEC 60079-0:2018
EN IEC 60079-7: 2015 +A1:2018
EN IEC 60079-15: 2019
EN 60079-28:2015
IEC 60079-0, 7th Edition (2017-12) + Corr. 1 (2020-01) + I-SH
01 (2019-04) + I-SH 02 (2019-06), IEC 60079-7, Edition 5.1
(2017-08), IEC 60079-15, 5th Edition (2017-12), IEC 60079-28
(2015-05)+ I-SH 01 (2019-10)
5. The conditions of Safe usage for IECEx/ATEX (Zone2):
• Provisions shall be m ade to provide the transient protection to
be set at a level not exceeding 140% of the peak rated
voltage.
• These devices shall be m ounted in a suitable tool-accessible
ATEX/IECEx Certified enclosure rated to at least IP54 as
defined in EN/IEC 60529 and Pollution Degree 2 as defined in
EN/IEC 60664-1, and used within their rated electrical and
environmental ratings.
6. The conditions of safe usage for other environments
• The devices shall be installed in an e nclosure that provides a
degree of protection not less than IP 54 in accordance with
IEC/EN 60079-0 and accessible only by the use of a tool.
• The devices shall only be used in an area of at least pollution
degree 2, as defined in IEC 60664-1.
• Use a conductor wire of size 0.2 mm² or greater.
• Input Terminal Block (JP3, JP4) - Rated 300 V/12 A, solder on
the board, mating with plug-half connector suitable for 28-12
AWG (Sol, Str) wire size , torque value 4.5-5.0 lb-in. The
plughalf connection has a latching mechanism.