Siemens SIMATIC RF1000 Operating Instructions Manual page 74

Appendix
A.1 Certificates & approvals
Marking
The EU conformity marking of the electrical equipment according to the ATEX, EMC, RoHS
directive is:
Ta.: -25 °C ... +55 °C
4.75 ... 5.25 V DC, < 300 mA
Installation and operating conditions for hazardous areas
NOTICE
Notes on installation and use
Note the following conditions when installing, maintaining and operating the device in a
hazardous area:
• The permissible ambient temperature range is -25 °C ≤ Ta ≤ 55 °C.
• The RFID readers/writers must be protected against UV light.
• EPL Gc: The RFID readers/writers can only be used in areas with degree of pollution 2
• The RFID readers/writers can only be commissioned in either II 3G or II 3D hazardous
• During installation, the surface of the metal housing/frame must be smooth and clean.
• The RFID readers/writers must be installed in a housing with wall thickness 2-7 mm.
• The RFID readers/writers can only be installed in areas with a low risk of mechanical
• The USB/RS232 cable must be secured with the supplied cable ties and adhesive
• The RFID readers/writers should only be cleaned with a damp cloth.
• The RFID readers/writers cannot be installed close to charge-generating processes.
• EPL Gc: The RFID readers/writers can only be installed in housings with ingress
• EPL Dc: The RFID readers/writers can only be installed in housings with ingress
• EPL Gc: It has to be guaranteed that the transient protection is set to a value that does
74
or better, as defined in IEC 60991-1.
areas. Hazardous areas with mixed atmospheres are not permitted.
danger.
socket. You can only remove or connect the USB/RS232 cable when the power supply
is switched off or when the device is in an area without flammable gas or dust
concentrations.
protection of at least IP54 in accordance with EN 60079-0.
protection of at least IP6X in accordance with EN 60079-0.
not exceed 140% of the measured peak voltage value at the USB/RS232 cable of the
housing.
II 3 G Ex ec IIC T Gc
4
II 3 D Ex tc IIIC T80 °C Dc
TÜV 19 ATEX 225698
Operating Instructions, 02/2020, C79000-G8976-C432-07
SIMATIC RF1000