Siemens Siwarex U, Device Manual

Page: 13 / 89

2BPRODUCT OVERVIEW
3 Product overview
3.1 General information
SIWAREX U is a versatile and flexible weighing module, which can be used
wherever static scales are to be used in the SIMATIC S7 automation system.
The function module (FM) SIWAREX U takes full advantage of all the features of
the modern automation system, including the integrated communication, the
diagnostic system and the configuration tools.
SIWAREX U is not designed for legal-for-trade within the meaning of OIML-R76.
Customer benefits:
SIWAREX U distinguishes itself by virtue of decisive advantages:
o
Uniform design technology and consistent communication via the use in
SIMATIC S7
o
Uniform configuration with SIMATC Manager
o
Use in the peripheral system concept in ET 200M (PROFIBUS, PROFINET)
o
Measurement of weight or force with high resolution of 16 bits
o
High accuracy 0.05 %
o
High measurement rate of 50 Hz
o
Monitoring of limit values
o
Flexible adaptation to different requirements with SIMATIC control
o
Simple setting of the scale with the program SIWATOOL U via the RS 232 port
o
Theoretical adjustment possible without adjustment weights
o
Replacement of the module possible without a new adjustment of the scale
o
Use in Ex-zone 2 / ATEX approval.
o
Intrinsically safe load cell powering for the Ex area Zone 1
(option with SIWAREX IS)
o
Diagnostic functions integrated in SIMATIC S7
3.2 Area of application
SIWAREX U is the optimal solution wherever the aim is to detect signals from
strain gauge sensors or load cells. As weighing electronics, SIWAREX U offers
good accuracy with a measuring time of 20 ms.
SIWAREX U is optimally equipped for the following applications:
o
The fill-level monitoring of silos and bunkers
SIWAREX U
3-5