Introduction
1
1.1 Purpose of this document
These instructions contain the product-specific information you need for connecting,
commissioning, parameter assignment/addressing, diagnostics, technical specifications and
operation requiring official calibration of the technology module. The following text describes
the technology module referred to as the electronic weighing system.
General information on installation and commissioning of ET 200SP is available in the
ET 200SP System Manual. Generally applicable information/SIMATIC manual overview
(https://support.industry.siemens.com/cs/ww/en/view/109742709)
1.2 Use in hazardous area
WARNING
Use in hazardous area
Risk of explosion.
● Only use equipment that is approved for use in the intended hazardous area and labeled
accordingly.
● Do not use devices that have been operated outside the conditions specified for hazardous
areas. If you have used the device outside the conditions for hazardous areas, make all Ex
markings unrecognizable on the nameplate.
WARNING
Incorrect installation
Risk of explosion in the hazardous area. For use in hazardous areas according to Class I,
Division 2 or Class I, Zone 2 or for use in the EU according to ATEX 2014/34/EU, observe the
following conditions:
● Install the device in a control cabinet or enclosure.
● The control cabinet or enclosure meets at least the requirements of IP54 according to IEC/
EN 60079-7 and pollution degree 2 or better according to IEC/EN 60664-1.
WARNING
If the device is installed in a cabinet, the inner temperature of the cabinet corresponds to the
ambient temperature of the device.
Technology module TM SIWAREX WP351 HF
Operating Instructions, 01/2020, A5E47521010-AA 11
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