Siemens SIMATIC S7-300 Module data Reference Manual

Analog Modules
4-158
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
To use the following preset measuring methods and measuring ranges, you only
have to change the measuring range module to the corresponding setting.
Parameter assignment in STEP 7 is not necessary.
Table 4-80 Default Settings of the SM 331; AI 2 x 12 bits Using Measuring Range Module
Measuring Range
Module Setting
Measuring Method Measuring Range
A Voltage "1000 mV
B Voltage "10 V
C Current,
Four-wire transmitter
4 to 20 mA
D Current,
Two-wire transmitter
4 to 20 mA
Parameter
You will find a description of the general procedure for assigning parameters to
analog modules in Section 4.7.
An overview of the parameters that you can set and their default settings are
shown in the table below.
Table 4-81 Parameters of the SM 331; AI 2 x 12 bits
Parameter
Value Range Default
Settings
Para-
meter
Type
Scope
Enable
• Diagnostic interrupt
• Hardware interrupt
upon limit violation
Yes/no
Yes/no
No
No
Dynamic Module
Trigger for hardware
interrupt
• Upper limit value
• Lower limit value
32511 to –32512
–32512 to 32511
– Dynamic Channel
Diagnostics
• Group diagnostics
• With wire-break
check
Yes/no
Yes/no
No
No
Static
Channel
group

Siemens SIMATIC S7-300 Module data Specifications

General

Series	S7-300
Manufacturer	Siemens
Protection Class	IP20
System	SIMATIC S7-300
Digital Inputs	Varies by module
Digital Outputs	Varies by module
Analog Inputs	Varies by module
Analog Outputs	Varies by module
Central Processing Unit	Varies by CPU model
Supply Voltage	24V DC or 120/230V AC
CPU Type	Varies (e.g., CPU 312, CPU 315, etc.)
Memory	Varies by CPU model
Communication Interfaces	MPI, PROFIBUS
Programming Languages	LAD, FBD, STL, SCL, GRAPH
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 70°C
Relative Humidity	10% to 95% (non-condensing)