Manufacturer: SIEMENS
Type: Analog Input Module
Family:Â SIMATIC S7-300
Model:Â SM 331
MRN: 6ES7 331-7KF01-0AB0
Rated Load Voltage: 24 V DCÂÂÂ
No. of Analog inputs (AI): 8
Connected: RTD
TC Input Type: E,J,K,N
Voltage Input Ranges: +/-80 mV, +/-250 mV, +/-500 mV, +/-1 V,  1 … 5 V, +/-2.5 V, +/-5 V, +/-10 V
Current Input Ranges: +/-3.2 mA, +/-10 mA, +/-20 mA, 0/4 … 20 mA
Resolution: 15-Bit Resolution (9/12/14-Bit + Sign)
Integration Time Parameterizable: – 2.5/16.67/20/100 ms
Dimension: 120 x 125 x 40 mm