D461R1-Manual_EN_Rev01 2022_JAN_18 Page 36 to 37
5 Safety Notes for Installation and Operation
5.1 Safety Notes for Installation
The isolating barriers series D461R1… has been designed and tested according to the
standards EN 61010-1 (VDE 0411-1) and have left the factory in perfect safety condition. To
maintain this condition and to ensure safe operation, the user must observe the notes and wiring
diagrams contained in this operating manual.
Installation and maintenance work must be done only by adequately qualified personnel and
only when the power supply is switched off.
5.1.1 General Instructions
The isolating barriers series D461R1… shall be installed in the non-hazardous area, resp.
protected by an explosion-proof enclosure.
5.1.2 EMI
The isolating barriers series D461R1… complies with all relevant regulations, as determined by
the Policy of the European Committee for Electrotechnical Standardization (CENELEC), for the
Electromagnetic Compatibility (2014/30/EU). Testing and inspection have been performed
according to Standards EN 61326-1 and EN IEC 61326-3-2. Thereby, the product meets all
requirements to be marked by the CE sign.
Strict observance of these instructions during installation and use is an indispensable pre-
condition hereto.
5.2 Safety Notes for Operation
5.2.1 Safety Notes on Commissioning
Commissioning must be carried out by sufficiently competent and qualified personnel.
During commissioning of the entire machine, the commissioning technician must ensure that the
measuring chains function properly.
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