Setting Up; Safety Notice - Siemens SIMATIC 500 Series Description And Operating Instructions

4 Setting Up

4 Setting Up

4.1 Safety notice

Only use the PROFIBUS OLM as described in this "Description and Operating Instructions".
Pay particular attention to all the warnings and safety instructions.
Only operate the modules with a safety extra-low voltage in accordance with IEC 950/EN 60 950/VDE 0805 with
a maximum rating of +32 VDC (typically +24 VDC).
The power source must comply with NEC, Class 2, regulations as stipulated by UL/CSA.
Pay attention to the electrical limit values when connecting the power supply to the signaling contacts:
max. voltage 60 VDC, 42 VAC.
The connected power supply must also be safety extra-low voltage in accordance with IEC 950/ EN 60 950/
VDE 0805 and comply with NEC, Class 2, regulations as stipulated by UL/CSA.
DANGER: Never connect the PROFIBUS OLM to the main power supply.
Only install the device in a location where the climatic and mechanical limit values given in the Technical Data
can be complied with.
WARNING: Do not look directly into the aperture of the optical transmitting diode or the optical fiber.
The light beam which is emitted could endanger your eyesight.
WARNING: All PROFIBUS-OLM are approved for use in Zone 2 explosive hazardous areas as defined by
EEx nC [L] IIC T5. If used in those areas, the modules must be installed in a housing (switch cabinet) with
protection class IP 54 as per IEC 529.
OLM/P11
OLM/P12
OLM/G11-1300
OLM/G12-1300
OLM/G11
OLM/G12
OLM/G12-EEC
Version 2.1 10/01
The optical radiated power of the com-
ponents used in this device does not
represent a potential health hazard of any
description under normal, foreseeable
conditions, and it complies with Class 1 in
accordance with IEC 60825-1:1994+A1:1997
resp. the Degree of Endangerment 1 in
accordance with IEC 60825-2:1993.
Non-visible LED radiation.
Do not look into the beam, not even with
optical instruments. LED class 1M.
Classification according
IEC 60825-1:1993+A1:1997+A2:2000.
4.1 Safety notice
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