Further Safety Guidelines; Ambient Conditions; Safety Data - Siemens SIMOCODE pro System Manual

Safety and commissioning information for EEx areas
F.2.7

Further safety guidelines

Caution
Only the relay outputs of the 3UF70 basic unit or the 3UF730 monostable
digital module may be used for the protection function!
Warning
The 3UF7 is not suitable for installation in hazardous areas.
The device may only be used in a switchgear cabinet with at least degree of
protection IP 4x.
When setting up the equipment in hazardous areas, ensure the 3UF7 does
not present a fire hazard. Appropriate measures must be taken (e.g.
encapsulation).
Warning:
For SIMOCODE pro devices with a 24 V DC supply, galvanic isolation must
be ensured with a battery or a safety isolating transformer according to
DIN EN 61558-2-6.
Notice
The 3UF7 is not suitable for load-side operation on frequency converters.
F.2.8

Ambient conditions

Permissible ambient temperature range:
• Storage/transport:
• Operation:
F.2.9

Safety data

• SIL (IEC 61508): SIL 1
• PFDavg (IEC 61508) < 3.0 * 10
• Repeat test: DIN EN 60079-17, Section 4.4.
F-8
-40 °C to +80 °C
-25 °C to +60 °C; OPD: 0 °C to +60 °C
-2
SIMOCODE pro
GWA 4NEB 631 6050-22 DS 03