Siemens SIMATIC S7-400 Reference Manual page 9
Automation system module
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- Installation manual (316 pages) ,
- Hardware and installation manual (298 pages) ,
- Manual (206 pages)
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4.20
4.20.1
Features...............................................................................................................................153
4.20.2
Assigning parameters to the SM 422; DO 16 x AC 20-120 V/2 A........................................157
4.21
5
Analog modules........................................................................................................................................163
5.1
General information..............................................................................................................163
5.2
Module overview..................................................................................................................164
5.3
Steps for commissioning analog modules............................................................................167
5.4
Representation of analog values..........................................................................................167
5.4.1
General information..............................................................................................................167
5.4.2
Representation of analog values of analog input channels..................................................169
5.4.3
Binary representation of input ranges..................................................................................170
5.4.4
Representation of analog values in voltage measuring ranges ..........................................172
5.4.5
Representation of analog values in the current measuring ranges......................................174
5.4.6
Representation of analog values for resistance-type sensors.............................................176
5.4.7
Representation of analog values for resistance thermometer ............................................177
5.4.8
Representation of analog values for thermocouples............................................................180
5.4.9
Representation of analog values for analog output channels..............................................185
5.5
Setting the measuring method and ranges of analog input channels..................................189
5.6
Behavior of the analog modules...........................................................................................192
5.6.1
Introduction..........................................................................................................................192
5.6.2
Effect of supply voltage and operating mode.......................................................................193
5.6.3
Effect of the value range for analog values..........................................................................194
5.6.4
Effect of operational limit and basic error limit.....................................................................195
5.7
Conversion, cycle, settling and response time of analog modules......................................196
5.8
Assigning parameters to analog modules............................................................................199
5.8.1
General information about parameter assignment...............................................................199
5.8.2
Parameters of analog input modules...................................................................................201
5.8.3
Parameters of analog output modules.................................................................................203
5.9
Connecting sensors to analog inputs...................................................................................204
5.10
Connecting voltage sensors.................................................................................................207
5.11
Connecting current sensors.................................................................................................208
5.12
Connecting resistance thermometers and resistors.............................................................212
5.13
Connecting thermocouples..................................................................................................215
5.14
Connecting loads/actuators to analog outputs.....................................................................219
5.15
Connecting loads/actuators to voltage outputs....................................................................220
5.16
Connecting loads/actuators to current outputs.....................................................................222
5.17
Diagnostics functions of analog modules.............................................................................223
5.18
Interrupts of analog modules................................................................................................227
5.19
Analog input module SM 431; AI 8 x 13 Bit (6ES7431-1KF00-0AB0)..................................229
5.19.1
Features...............................................................................................................................229
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
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