
SIMATIC S7-400
Analog modules
SM 431 analog input module
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Siemens ST 70 · 2013
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Technical specifications (continued)
Input ranges (rated values), currents
• 0 to 20 mA Yes
• -20 to +20 mA
Yes Yes Yes
• 4 to 20 mA Yes Yes Yes Yes
Input ranges (rated values),
thermoelements
•Type B Yes
•Type E
Yes
•Type J
Yes
•Type K
Yes
•Type L
Yes
•Type N
Yes
•Type R
Yes
•Type S
Yes
•Type T
Yes
•Type U
Yes
Input ranges (rated values),
resistance thermometers
• Ni 100 Yes
• Ni 1000
Yes
• Pt 100
Yes
• Pt 1000
Yes
• Pt 10000
Yes
• Pt 200
Yes
• Pt 500
Yes
Input ranges (rated values), resistors
• 0 to 150 ohms Yes
• 0 to 300 ohms
Yes
• 0 to 48 ohms
Yes
• 0 to 600 ohms
Yes Yes Yes
• 0 to 6000 ohms
Yes;
Usable up to 5000 Ohm
Thermocouple (TC)
• for thermocouples Type B, E, J, K, L, N, R, S, T,
U
• Temperature compensation
- internal temperature compensation No
- external temperature compensa-
tion with compensations socket
Yes
- external temperature compensa-
tion with Pt100
Yes
- dynamic reference temperature
value
Yes
Resistance thermometer (RTD)
• Characteristic linearization
- for resistance thermometer Pt100, Pt200, Pt500,
Pt1000, Ni100, Ni1000
Characteristic linearization
• Parameterizable Yes
Cable length
• Cable length, shielded, max. 200 m 200 m 200 m 200 m; 50 m with thermo-
couples and input ranges
<= 80 mV
6ES7 431-0HH00-0AB0 6ES7 431-1KF20-0AB0 6ES7 431-1KF00-0AB0 6ES7 431-1KF10-0AB0
Kap_06_eng.book Seite 65 Donnerstag, 2. Mai 2013 4:16 16
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