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Siemens SIMATIC NET S7-300 User Manual

Siemens SIMATIC NET S7-300
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B Standards and Approvals for SIMATIC NET S7-CPs
A-290
S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07
UL Approval
UL Recognition Mark Underwriters Laboratories (UL) according to standard UL
508:
Report E 85972
CSA Approval
CSA Certification Mark Canadian Standard Association (CSA) according to
standard C 22.2 No. 142:
Certification Record 063533–C-000
cULus Approval, Hazardous Location
CULUS Listed 7RA9 IND. CONT. EQ. FOR HAZ. LOC.
Underwriters Laboratories Inc. according to
UL 508 (Industrial Control Equipment)
CSA C22.2 No. 142 (Process Control Equipment)
UL 1604 (Hazardous Location)
CSA–213 (Hazardous Location)
APPROVED for Use in
Cl. 1, Div. 2, GP. A, B, C, D T4A
Cl. 1, Zone 2, GP. IIC T4
Cl. 1, Zone 2, AEx nC IIC T4
!
Warning
Explosion Hazard -
Do not disconnect while circuit is live unless area is known to be non hazardous.
!
Warning
Explosion Hazard -
Substitution of components may impair suitability for Class I, Division 2.

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Siemens SIMATIC NET S7-300 Specifications

General IconGeneral
Product Type DesignationSIMATIC NET S7-300
MountingDIN rail mounting
Protection ClassIP20
CPU ModelsVarious models available (e.g., CPU 312, CPU 314)
Communication InterfacesMPI, PROFIBUS DP
Power Supply24 V DC power supply required. Different power supply modules available.
I/O ModulesDigital input modules, digital output modules, analog input modules, analog output modules
ProgrammingSTEP 7 software
Supply Voltage24V DC or 120/230V AC (depending on model)
Digital InputsAvailable via digital input modules
Digital OutputsAvailable via digital output modules
Analog InputsAvailable via analog input modules
Analog OutputsAvailable via analog output modules
Communication FunctionsMPI, PROFIBUS DP, Ethernet (depending on model)
ProtocolsMPI, PROFIBUS DP, TCP/IP (depending on model)
Operating Temperature0°C to 60°C
Storage Temperature70 °C
MemoryDepends on CPU model (e.g., 32 KB to 1.5 MB)

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