Siemens SIMATIC S7-300 Module data Reference Manual

Analog Modules
4-77
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
4.18 Analog Input Module SM 331; AI 8 x 16 bits;
(6ES7331-7NF00-0AB0)
Order number
6ES7331-7NF00-0AB0
Characteristics
The analog input module SM 331; AI 8x 16 bits has the following characteristic
features:
• 8 inputs in 4 channel groups
• Measured-value resolution 15 bits + sign (independent of integration time)
• Measurement mode selectable per channel group:
– Voltage
– Current
• Arbitrary measuring range and filter/update rate selection per channel group
• Programmable diagnostics
• Programmable diagnostic interrupt
• Two channels with limit monitoring
• Programmable hardware interrupt when limit has been exceeded
• Isolated against the backplane bus interface
• Permissible common mode voltage between channels of 50 VDC maximum

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)