Siemens SCALANCE XB-100 Series, Operating Instructions Manual

Page: 19 / 54

WARNING
Wall mounting is only permitted if the requirements for the housing, the installation
regulations, the clearance and separating regulations for the control cabinets or housings are
adhered to. The control cabinet cover or housing must be secured so that it can only be
opened with a tool. An appropriate strain-relief assembly for the cable must be used.
Note
You must not install the device on a wall in hazardous areas.
Safety notices when using the device as industrial control equipment according to UL
61010-2-201
If you use the device under UL 61010-2-201 conditions you must also keep to the following
safety notices in addition to the general safety notices for protection against explosion:
WARNING
The devices are "open equipment" acc. to the standard UL 61010‑2‑201. To fulfill
requirements for safe operation with regard to mechanical stability, flame retardation, stability,
and protection against contact, the following alternative types of installation are specified:
● Installation in a suitable cabinet.
● Installation in a suitable enclosure.
● Installation in a suitably equipped, enclosed control room.
WARNING
If the cable or housing socket exceeds 70 °C or the branching point of the cables exceeds 60
°C, special precautions must be taken. If the equipment is operated in an air ambient in excess
of 40 °C, only use cables with admitted maximum operating temperature of at least 80 ℃.
Devices with approval [op is Gb] for optical interfaces
Some devices have an additional ATEX approval according to II 3 (2) G Ex nA [op is Gb] IIC T4
Gc and an additional approval in compliance with IECEx according to Ex nA [op is Gb] IIC T4
Gc, see section "Approvals (Page 45)". This is indicated on the type plate. With these devices
the FO bus connections may run through or in a Zone 1 hazardous area.
Installation
4.1 Safety notices for installation
SCALANCE XB-100
Operating Instructions, 02/2019, C79000-G8976-C473-03
19