if4fxof2f generic profile example1756if4fxof2f_b

1、1756-IF4FXOF2F Fast Analog Combo1Copyright 2006 Rockwell Automation, Inc. All rights reserved.1756-IF4FXOF2F Fast Analog Combo4 Differential Inputs and 2 Single-Ended Outputs on one module Fast Update Rates All inputs can be updated every 400 microseconds Both outputs can be updated in one milliseco

2、ndFloating Point Data format only High ResolutionVoltage mode inputs provide 14 bits over +/- 10V - (1.3mV/bit) Current mode inputs provide 12 bits over 0-21mA - (5.25uA/bit) Voltage mode outputs provide 14 bits over +/- 10V - (1.3mV/bit)Current mode outputs provide 13 bits over 0-21mA - (2.8uA/bit)

3、Full complement of On-Board featuresScaling to Engineering UnitsFull Process Alarming (High-High, High, Low and Low-Low) Under / Over range detectionDigital Filtering on per-channel basisCopyright 2006 Rockwell Automation, Inc. All rights reserved.21756-IF4FXOF2F Fast Analog ComboUsing the powerful

4、Input Synching feature, inputs from multiple modules in the same chassis can be instructed to begin their scan at the same time, providing a snapshot of the processDesigned for Data Acquisition / Archiving and Test Stand applications123Copyright 2006 Rockwell Automation, Inc. All rights reserved.3Mo

5、dule 1s InputsModule2s InputsModule 3s InputsProcess Being Monitored1756-IF4FxOF2F Fast Analog Series BArchiving Inputs for Data Acquisition A new Series B enhancement provides On-Board archiving of input channel data for better system performance Module stores 20 samples of the four input channels

6、prior to producing data to the system Allows extremely fast sample rates while decreasing backplane traffic for better overall system performance Emulates all of the Series A modules functionality Existing Series A users can upgrade to Series B functionality with a simple firmware upgrade No hardwar

7、e changes requiredCopyright 2006 Rockwell Automation, Inc. All rights reserved.4h2 Datah3 Datah4 Datah2 Datah3 DataCh4 Datah2 Datah3 DataCh4 Datah2 DataCh3 Datah4 DataCh1 DataCh2 DataSendCh3 Data Ch4 DataScanSeries A sends dataat each RTS (every 400uS)h2 Datah3 Datah4 Data1756-IF4FxOF2F Fast Analog Series BArchiving Inputs for Data AcquisitionStores 20 samples of data before sending to the controllerFor example, at a 400 microsecond Real Time Sample rateCh1 DataCh1 DataSendCCh1 DataCCh1 Data CCCh1 DataCCCh1 DataCCCCh2 DataCCCh3 DataCCh4 DataCop