11 Analog Value Processing
11.1 Analog Input Modules (Type P) . . . . . . . . . . . . . . . . . . . . . . . . . . 11- 1
11.2 Connecting Current and Voltage Sensors
to Analog Input Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11- 1
11.2.1 Two-Wire Connection of Voltage Sensors . . . . . . . . . . . . . . . . . . 11- 2
11.2.2 Two-Wire Connection of Current Sensors . . . . . . . . . . . . . . . . . . 11- 2
11.2.3 Connection of Two-Wire and Four-Wire Transducers . . . . . . . . . . . 11- 3
11.3 Start-Up of Analog Input Modules . . . . . . . . . . . . . . . . . . . . . . . . 11- 5
11.4 Analog Value Representation of Analog Input Modules . . . . . . . . . 11- 6
11.5 Analog Output Modules (Type W) . . . . . . . . . . . . . . . . . . . . . . . . 11- 8
11.5.1 Connection of Loads to Analog Output Modules . . . . . . . . . . . . . . 11- 8
11.5.2 Analog Value Representation of Analog Output Modules . . . . . . . . 11- 9
11.6 Analog Value Conversion: Function Blocks FB250 and FB251 . . . . 11- 11
11.6.1 Reading in and Scaling an Analog Value - FB250 - . . . . . . . . . . . 11- 11
11.6.2 Output of Analog Value - FB251 - . . . . . . . . . . . . . . . . . . . . . . . 11- 14
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EWA 4NEB 812 6210-02
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