Siemens S7-1200 System Manual page 830
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Also See for S7-1200:
- Operating instructions manual (132 pages) ,
- Programming manualline (74 pages) ,
- Manual (46 pages)
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Technical specifications
A.1 General technical specifications
cULus approval
Underwriters Laboratories Inc. complying with:
● Underwriters Laboratories, Inc.: UL 508 Listed (Industrial Control Equipment)
● Canadian Standards Association: CSA C22.2 Number 142 (Process Control Equipment)
Note
The SIMATIC S7-1200 series meets the CSA standard.
The cULus logo indicates that the S7-1200 has been examined and certified by
Underwriters Laboratories (UL) to standards UL 508 and CSA 22.2 No. 142.
FM approval
Factory Mutual Research (FM)
Approval Standard Class Number 3600 and 3611
Approved for use in:
Class I, Division 2, Gas Group A, B, C, D, Temperature Class T3C Ta = 60 °C
Class I, Zone 2, IIC, Temperature Class T3 Ta = 60 °C
Canadian Class I, Zone 2 Installation per CEC 18-150
IMPORTANT EXCEPTION: See Technical Specifications for the number of inputs or outputs
allowed on simultaneously. Some models are de-rated for Ta = 60 °C.
Substitution of components can impair the suitability for Class I, Division 2 and Zone 2.
Repair of units should only be performed by an authorized Siemens Service Center.
ATEX approval
ATEX approval applies to DC models only. ATEX approval does not apply to AC and Relay
models.
EN 60079-0:2009: Explosive Atmospheres - General Requirements
EN 60079-15:2010: Electrical Apparatus for Potentially Explosive Atmospheres;
Type of protection 'nA'
II 3 G Ex nA IIC T4 or T3 Gc
Install modules in a suitable enclosure providing a minimum degree of protection of IP54
according to EN 60529, or in a location providing an equivalent degree of protection.
Attached cables and conductors should be rated for the actual temperature measured under
rated conditions.
The installation should ensure that transients are limited to less than 119 V. See Surge
immunity in this section.
IMPORTANT EXCEPTION: See Technical Specifications for the number of inputs or outputs
allowed on simultaneously. Some models are de-rated for Ta = 60 °C.
830
WARNING
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
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