Agency Approvals; Technical Assistance; Conventions - Siemens SIMATIC TI505 User Manual

Agency Approvals

Technical
Assistance

Conventions

xiv Preface
Series 505 products have been developed with consideration of the draft
standard of the International Electrotechnical Commission Committee
proposed standard (IEC-65A/WG6) for programmable controllers (released
as IEC 1131–2, Programmable Controllers Part 2: Equipment Requirements
and Tests, First Edition, 1992–09). This module meets the standards of the
following regulatory agencies:
Underwriters Laboratories, Inc. : UL Listed (Industrial Control
Equipment)
Canadian Standards Association: CSA Certified (Process Control
Equipment)
Factory Mutual Research Corporation: approved for Class I, Div. 2,
Groups A, B, C, D Hazardous Locations
For technical assistance, contact your Siemens Industrial Automation, Inc.
distributor or sales office. If you need assistance in contacting your sales
office or distributor in the United States, call 1–800–964–4114.
The following conventions are used in this manual:
Bits are either set to their 1 state, or are cleared to their 0 state.
Bit positions within words are referred to by a decimal: WY20.01 refers
to bit position .01 in word WY20.
Text that refers to additional counters or channels, contains the
additional counter(s) [5, 6] or channel [2] in brackets.
Text that refers to signal names is presented in ALL CAPS.
Shading within a table cell or a jumper position indicates a default
setting.
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