Siemens SIMATIC Manual page 374

Analog modules
6.8 Analog input module SM 331; AI 2 x 12 Bit; (6ES7331-7KB02-0AB0)
Technical specifications
Basic error limit (operational limit at 25 °C, relative to the measurement range end value in the selected input range)
•
Voltage input
•
Current input
•
Resistance
•
Thermocouple
•
Resistance thermometer
Temperature error (relative to input range)
Linearity error (relative to input range)
Repeat accuracy (in settled state at 25°C, relative to input
range)
Temperature error of internal compensation
Status, interrupts, diagnostics
Interrupts
•
Limit interrupt
•
Diagnostic interrupt
Diagnostic functions
•
Group error display
•
Reading diagnostics information
Encoder selection data
Input ranges (rated values) / input impedance
•
Voltage
•
Current
•
Resistance
•
Thermocouples
•
Resistance thermometer
374
80 mV
250 mV to 1,000 mV
2.5 V to 10 V
3.2 mA to 20 mA
150 Ω; 300 Ω; 600 Ω
Types E, N, J, K, L
Pt 100/Ni 100
Pt 100 Klima
± 0.005%/K
± 0.05 %
± 0.05 %
± 1 %
programmable
Channels 0
programmable
programmable
red LED (SF)
supported
± 80 mV
± 250 mV
± 500 mV
± 1,000 mV
± 2.5 V
± 5 V
1 V to 5 V
± 10 V
± 3.2 mA
± 10 mA
± 20 mA
0 mA to 20 mA
4 mA to 20 mA
150 Ω
300 Ω
600 Ω
Types E, N, J, K, L
Pt 100, Ni 100
± 0.6 %
± 0.4 %
± 0.6 %
± 0.5 %
± 0.5 %
± 0.7 %
± 0.5 %
± 0.6 %
10 MΩ
10 MΩ
10 MΩ
10 MΩ
100 kΩ
100 kΩ
100 kΩ
100 kΩ
25 Ω
25 Ω
25 Ω
25 Ω
25 Ω
10 MΩ
10 ΜΩ
10 ΜΩ
10 ΜΩ
10 ΜΩ
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ