
Analog modules
5.23 Analog input module SM 431; AI 16 x 16 Bit (6ES7431-7QH00-0AB0)
S7-400 Automation System Module Data
300 Reference Manual, Edition 09/2009, A5E00850736-06
Thermocouples
– TC type B
– TC type R
– TC type S
– TC type T
– TC type E
– TC type J
– TC type K
– TC type U
– TC type L
– TC type N
± 7.6 K
± 4.8 K
± 5.4 K
± 1.1 K
± 1.8 K
± 2.3 K
± 3.4 K
± 1.7 K
± 2.3 K
± 2.6 K
Resistance thermocouples, 4-conductor standard
measuring range
– Pt 100
– Pt 200
– Pt 500
– Pt 1000
– Ni 100
– Ni 1000
Climatic measuring range
– Pt 100
– Pt 200
– Pt 500
– Pt 1000
– Ni 100
– Ni 1000
± 1.6 K
± 2.5 K
± 2.0 K
± 1.6 K
± 0.4 K
± 0.4 K
± 0.2 K
± 0.2 K
± 0.2 K
± 0.2 K
± 0.4 K
± 0.4 K
Resistance thermocouples, 3-conductor standard
measuring range
– Pt 100
– Pt 200
– Pt 500
– Pt 1000
– Ni 100
– Ni 1000´
Climatic measuring range
– Pt 100
– Pt 200
– Pt 500
– Pt 1000
– Ni 100
– Ni 1000
± 3.1 K
± 4.9 K
± 3.9 K
± 3.1 K
± 0.8 K
± 0.8 K
± 0.4 K
± 0.4 K
± 0.4 K
± 0.4 K
± 0.8 K
± 0.8 K
Temperature error (relative to input range) ± 0.004 % K
Linearity error (relative to input range) ± 0.01 % K
Repetition accuracy (in transient state at 25° C,
relative to input range)
± 0,1 %
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