Analog modules
6.10 Analog input module SM 331; AI 8 x TC; (6ES7331-7PF11-0AB0)
S7-300 Automation System Module data
6-92 Manual, 08/2006, A5E00105505-04
Technical data
Basic error limit (operational error limit at 25 °C, relative to input range)
• Thermocouple
-200 °C to +400 °C ± 0.5 °C Type T
-230 °C to -200 °C ± 1.0 °C
-150 °C to +600 °C ± 0.5 °C Type U
-200 °C to -150 °C ± 1.0 °C
-200 °C to +1000 °C ± 0.5 °C Type E
-230 °C to -200 °C ± 1.0 °C
-150 °C to +1200 °C ± 0.5 °C Type J
-210 °C to -150 °C ± 1.0 °C
-150 °C to +900 °C ± 0.5 °C Type L
-200 °C to -150 °C ± 1.0 °C
-150 °C to +1372 °C ± 0.5 °C Type K
-220 °C to -150 °C ± 1.0 °C
-150 °C to +1300 °C ± 0.5 °C Type N
-200 °C to -150 °C ± 1.0 °C
+100 °C to +1769 °C ± 0.5 °C Type R
-50 °C to +100 °C ± 0.5 °C
+100 °C to +1769 °C ± 0.5 °C Type S
-50 °C to +100 °C ± 1.0 °C
+800 °C to +1820 °C ± 1.0 °C Type B ****
+200 °C to +800 °C ± 2.0 °C
+100 °C to +2315 °C ± 0.5 °C Type C
0 °C +100 °C ± 1.0 °C
Txk/xk(L) -200 ° C -150 ° C ± 1.0 °C
Temperature error (relative to input range) ± 0.005%/K
Linearity error (relative to input range) ±0,02%
Repeat accuracy (in transient state at 25 °C, relative to input
range) ***
±0,01%
Status, interrupts, diagnostics
Interrupts
• Hardware interrupt
• Diagnostic interrupt
programmable
(channels 0 to 7)
programmable
Diagnostics functions
• Group error display
• Reading diagnostics information
programmable
red LED (SF)
supported
Transducer selection data
Input ranges (rated values) / input impedance
• Thermocouples
Type B, C, N, E, R, S, J, L, T, K, U, TxK/ xK (L)
Permissible voltage at voltage input (destruction limit) 20 VDC continuous; 75 VDC for the duration of max. 1 s
(duty factor 1:20)
Characteristic linearization programmable