Safety Instructions - Endress+Hauser RN221N Bedienungsanleitung

1 Safety instruc-
tions
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Designated use
❑ Active barrier with power supply for safe separation of 4 to 20 mA current
circuits with optional intrinsically safe input. The current transmitted from
the passive transmitter to the input circuit (4 to 20 mA) is linearly trans-
mitted to the output. The device is designed for mounting on DIN rails as
per IEC 60715.
❑ Separate Ex documentation is available for measuring systems used in haz-
ardous areas and is an integral part of these Operating Instructions. The
installation instructions and connection data contained in this documen-
tation must be adhered to strictly!
❑ The manufacturer does not accept any liability for damage caused by
incorrect or non-designated use. Changes must not be made to the unit.
❑ The unit has been designed for use in industrial areas and must only be
used in an installed condition.
❑ The barrier is manufactured using state of the art technology and complies
to the IEC 61010-1 directives.
❑ Mounting, electrical installation and commissioning of the unit must only
be carried out by skilled and qualified personnel. The skilled personnel
must have read and understood these Operating Instructions and follow
the instructions they contain.
❑ The measuring system must be connected as per the electrical wiring dia-
grams. The housing must not be opened.