Siemens SIMATIC ET 200S Installation And Operating Manual page 50

General technical specifications
6.2 Standards and Approvals
FM approval
Factory Mutual Research (FM) to
• Approval Standard Class Number 3611, 3600, 3810
APPROVED for use in
Class I, Division 2, Group A, B, C, D Tx;
Class I, Zone 2, Group IIC Tx
In accordance with EN 50021 (Electrical Apparatus for Potentially Explosive Atmospheres;
Type of Protection "n" )
II 3 G EEx nA II T4..T5
Warning
There is a risk of personal injury or property damage.
In areas exposed to explosion hazard, personal injury or property damage can occur if plug-
in connections are disconnected during operation.
Before disconnecting plug-in connections in areas exposed to explosion hazard, always
deenergize the distributed I/O.
Marking for Australia
The fail-safe modules of the ET 200S satisfy the requirements of AS/NZS 2064 (Class A).
IEC 61131
The fail-safe modules of the ET 200S satisfy the requirements and criteria of IEC 61131-2
(Programmable Controllers - Part 2: Equipment Requirements and Tests).
6-4
ET 200S Distributed I/O System - Fail-Safe Modules
Hardware Installation and Operating Manual, 07/2005, A5E00103686-04