Analog Modules
5-120 S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Table 5-69 Measuring Ranges of the SM 431; AI 16 x 16 Bit, continued
Method Selected DescriptionMeasuring Range
Module Setting
Measuring Range
(Type of Sensor)
R-3L: Resistor
(three-conductor terminal)
300
600
6000  max. 5000 
AYou will find the digitized
analog values in Section
5.3.1 in the resistance
measurin
g
ran
g
e
R-4L: Resistor
(four-conductor terminal)
48
150
300
600
6000  max. 5000 
measuring range
TC-L: Thermocouple
(linear)
(temperature
measurement)
Type B
Type N
Type E
Type R
Type S
Type J
Type L
Type T
Type K
Type U
AYou will find the digitized
analog values in Section
5.3.1 in the temperature
range
RTD-3L: thermal resistor
linear, three-conductor
terminal (temperature
measurement)
Pt 100 climatic
Pt 200 climatic
Pt 500 climatic
Pt 1000 climatic
Ni 100 climatic
Ni 1000 climatic
AYou will find the digitized
analog values in Section
5.3.1 in the temperature
range
RTD-4L: thermal resistor
linear, four-conductor
terminal (temperature
measurement)
Pt 100 standard
Pt 200 standard
Pt 500 standard
Pt 1000 standard
Ni 100 standard
Ni 1000 standard
Default Settings
The default settings of the module in STEP 7 are “Voltage” for the measuringmethod and “" 10 V” for the measuring range. You can use this combination ofmeasuring method and measuring range without parameterizing the SM 431;AI 16 16 Bit in STEP 7.