Endress+Hauser RB223 Mode D'emploi page 22

1 Safety instructions
22
Designated use
 One- or two-channel, loop-powered isolator for the safe
separation of 4 to 20 mA standard signal circuits with optional
intrinsically safe inputs or outputs. The current transmitted from
the transmitter to the input circuit (0/4 to 20 mA) is linearly
transmitted to the output. The device is designed for mounting on
DIN rails as per IEC 60715.
 Separate Ex documentation for measuring systems used in
hazardous areas is included in these Operating Instructions. The
installation instructions and connection data contained in this
documentation 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 isolator' s state-of-the-art construction meets operating safety
requirements and complies with the applicable directives as per
IEC 61010-1.
 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 device must be connected in accordance with the electrical
wiring diagrams. The housing must not be opened.