Mounting and wiring
KL2xxx and KS2xxx34 Version: 3.0.0
Marking
The Beckhoff fieldbus components with extended temperature range (ET) certified according to the ATEX
directive for potentially explosive areas bear the following marking:
II 3G KEMA 10ATEX0075 X Ex nA IIC T4 Gc Ta: -25 … +60°C
II 3D KEMA 10ATEX0075 X Ex tc IIC T135°C Dc Ta: -25 ... +60°C
(only for fieldbus components of certificate no. KEMA 10ATEX0075 X Issue 9)
or
II 3G KEMA 10ATEX0075 X Ex nC IIC T4 Gc Ta: -25 … +60°C
II 3D KEMA 10ATEX0075 X Ex tc IIC T135°C Dc Ta: -25 ... +60°C
(only for fieldbus components of certificate no. KEMA 10ATEX0075 X Issue 9)
3.5 Continuative documentation about explosion
protection
Explosion protection for terminal systems
Pay also attention to the continuative documentation
Notes on the use of the Beckhoff terminal systems in hazardous areas according to ATEX and
IECEx
that is available for download on the Beckhoff homepage https:\\www.beckhoff.com!
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