
Table of contents
S7-400 Automation System Module Data
Reference Manual, Edition 09/2009, A5E00850736-06
17
Table B- 20 Diagnostic byte for a channel of the SM 431; AI 16 x 16 bit......................................................437
Table B- 21 Bytes 2 and 3 of the diagnostic data of the SM 431; AI 8 x RTD x 16 bit..................................437
Table B- 22 Bytes 4 to 7 of the diagnostic data of the SM 431; AI 8 x RTD x 16 bit.....................................438
Table B- 23 Even diagnostic byte for a channel of the SM 431; AI 8 x RTD x 16 bit....................................439
Table B- 24 Odd diagnostic byte for a channel of the SM 431; AI 8 x RTD x 16 bit .....................................439
Table B- 25 Bytes 2 and 3 of the diagnostic data of the SM 431; AI 8 x 16 bit.............................................439
Table B- 26 Bytes 4 to 7 of the diagnostic data of the SM 431; AI 8 x 16 bit................................................440
Table B- 27 Even diagnostic byte for a channel of the SM 431; AI 8 x 16 bit ...............................................441
Table B- 28 Odd diagnostic byte for a channel of the SM 431; AI 8 x 16 bit.................................................441
Figures
Figure 1-1 Power supply to the backup battery.............................................................................................26
Figure 2-1 Configuration of a rack with 18 slots............................................................................................38
Figure 2-2 UR1 rack with 18 slots and UR2 with 9 slots...............................................................................39
Figure 2-3 Rack dimensions..........................................................................................................................42
Figure 2-4 CR2 rack ......................................................................................................................................43
Figure 2-5 CR3 rack ......................................................................................................................................45
Figure 2-6 ER1 rack with 18 slots and ER2 with 9 slots ...............................................................................47
Figure 3-1 Operator controls and indicators on the PS 407 20A power supply module...............................55
Figure 3-2 Operator controls and indicators on the PS 407 4A ....................................................................65
Figure 3-3 Operator controls and indicators on the PS 407 4A ....................................................................68
Figure 3-4 Operator controls and indicators of the PS 407 10A and PS 407 10A R ....................................71
Figure 3-5 Operator controls and indicators of the PS 407 10A and PS 407 10A R ....................................74
Figure 3-6 Operator controls and indicators on the PS 407 20 A .................................................................77
Figure 3-7 Operator controls and indicators on the PS 407 20A power supply module...............................79
Figure 3-8 Operator controls and indicators on the PS 405 4A ....................................................................81
Figure 3-9 Operator controls and indicators on the PS 405 4A ....................................................................83
Figure 3-10 Operator Controls and Indicators on the PS 405 10A and the PS 405 10A R ............................85
Figure 3-11 Operator Controls and Indicators on the PS 405 10A and the PS 405 10A R ............................87
Figure 3-12 Operator controls and indicators on the PS 405 20A ..................................................................89
Figure 3-13 Operator controls and indicators on the PS 405 20A ..................................................................91
Figure 4-1 Input characteristic curve for digital inputs.................................................................................105
Figure 4-2 Wiring and block diagram of the SM 421; DI 32 x DC 24 V.......................................................107
Figure 4-3 Wiring and block diagram of the SM 421; DI 16 x DC 24 V.......................................................111
Figure 4-4 Wiring diagram for the redundant supply of sensors of the SM 421; DI 16 x DC 24 V .............112
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