Installation OCTOPUS OS20/OS24 Unmanaged
Release
07
07/2014
5
Safety instructions
Certified usage
The device may only be employed for the purposes described in the
catalog and technical description, and only in conjunction with external
devices and components recommended or
approved by the manufacturer. The product can only be operated cor-
rectly and safely if it is transported, stored, installed and assembled pro-
perly and correctly. Furthermore, it must be operated and serviced
carefully.
Supply voltage
The supply voltage is electrically isolated from the housing.
Use undamaged parts.
Relevant for North America:
Only use copper wire/conductors of class 1, 75 °C.
Applies to devices with operating voltage type F:
Exclusively connect SELV circuits with the voltage restrictions in
accordance with IEC/EN 60950-1 to the supply voltage connections.
Applies to devices with operating voltage type A:
Ensure that the externally power unit connected upstream fulfills one
of following conditions:
NEC Class 2
Limited Power Source based on EN 60950-1
Relevant for North America: To be used in Class 2 circuits.
Shielding ground
Note: The shielding ground of the connectable twisted pair lines is
connected to the housing as a conductor.
Beware of possible short circuits when connecting a cable section with
conductive shielding braiding.
Certification type
(Product code position 18, see
table 3 on page 12)
Operational environment
E In the inside of buildings
In the inside of trains
F In the inside of buildings
In the inside of trains
In the inside of ships
In the inside of vehicles
Table 1: Operational environment