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Siemens Simatic S7-400 User Manual

Page 304

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Analog Modules

5-88

S7-400, M7-400 Programmable Controllers Module Specifications

A5E00069467-07

Table 5-55 Measuring Ranges of the SM 431; AI 8 x 14 Bit, continued

Method Selected

Description

Measuring Range

Module Setting

Measuring Range

(Type of Sensor)

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

A

You will find the digitized analog
values in Section 5.3.1 in the
temperature range

RTD-4L: thermal resistor

(linear, four-conductor
connection)
(temperature
measurement)

Pt 100 climatic

Pt 200 climatic

Pt 500 climatic

Pt 1000 climatic

Ni 100 climatic

Ni 1000 climatic

A

RTD-3L: thermal resistor

(linear, three-conductor
connection)
(temperature
measurement)

Pt 100 standard

Pt 200 standard

Pt 500 standard

Pt 1000 standard

Ni 100 standard

Ni 1000 standard

Default Settings

The module has the following default settings in STEP 7:

Channels 0 to 7: “Voltage” for the measuring method ; “

"

10 V” for the

measuring range

You can use these measuring methods and measuring ranges without
parameterizing the SM 431; AI 8

14 Bit in STEP 7.

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