Safety Instructions - Hirschmann RS20 Series User Manual

Safety instructions

This manual contains instructions which must be observed to ensure your
own personal safety and to avoid damage to devices and machinery.
Certified usage
U
Please observe the following: 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 Hirschmann. The product can only be operated correctly
and safely if it is transported, stored, installed and assembled properly
and correctly. Furthermore, it must be operated and serviced carefully.
Supply voltage
U
The devices are designed for operation with a safety extra-low
voltage.Thus, they may only be connected to the supply voltage connec-
tions and to the signal contact with PELV circuits or alternatively SELV
circuits with the voltage restrictions in accordance with IEC/EN 60950.
The supply voltage is electrically isolated from the housing.
V Use only undamaged parts!
V Relevant for North America:
The subject unit is to be suppplied by a Class 2 power source comp-
lying with the requirements of the National Electrical Code, table 11(b).
If power is redundant supplied (two individual power sources) the po-
wer sources together should comply with the requirements of the Na-
tional Electrical Code, table 11 (b).
V Relevant for North America:
Use 60/75°C or 75°C copper(CU)wire only.
V Relevant for North America
for devices certified for hazardous locations:
Power, input and output (I/O) wiring must be in accordance with Class
I, Division 2 wiring methods [Article 501-4(b) of the National Electrical
Code, NFPA 70] and in accordance with the authority having
jurisdiction.
Shielding ground
U
The shielding ground of the connectable twisted pairs lines is connected
to the front panel as a conductor.
V Beware of possible short circuits when connecting a cable section
with conductive shielding braiding.
4
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
RS20/RS30
Release 2.0 03/06