WAGO 750-494 Series Manual

Contents

4 Table of Contents WAGO-I/O-SYSTEM 750750-494 3-Phase Power Measurement ModuleManualVersion 1.2.05.3.1 Definition of Status Words ................................................................. 435.3.2 Definition of Input Data Words .......................................................... 465.4 Process Image Descriptions .................................................................... 495.4.1 Building-up the Measured Values ...................................................... 545.5 Collections of Measured Values ............................................................. 555.5.1 Collection 007 – DC Measured Values .............................................. 555.5.2 Collection 009 – AC Measured Values .............................................. 555.5.3 Collection 020 – Harmonics Analysis L1 .......................................... 605.5.4 Collection 021 – Harmonics Analysis L2 .......................................... 615.5.5 Collection 022 – Harmonics Analysis L3 .......................................... 625.6 Examples of Calculating the Measured Values from the processvalues....................................................................................................... 636 Mounting..................................................................................................... 676.1 Mounting Sequence ................................................................................. 676.2 Inserting and Removing Devices ............................................................ 686.2.1 Inserting the I/O Module .................................................................... 686.2.2 Removing the I/O Module .................................................................. 697 Connect Devices ......................................................................................... 707.1 Connecting a Conductor to the CAGE CLAMP ® ................................... 707.2 Voltage Measurement ............................................................................. 717.3 Current Measurement .............................................................................. 727.3.1 Current Measurement on a Motor ...................................................... 727.3.2 Current Transformers ......................................................................... 737.3.2.1 Accuracy ........................................................................................ 737.3.2.2 Types of Current ............................................................................ 737.3.2.3 Overcurrent Limiting Factor FS .................................................... 737.3.2.4 Protection against Shock Hazard Voltages .................................... 747.3.3 Additional Measuring Instruments in the Current Path ...................... 757.4 Power Measurement ................................................................................ 767.4.1 Power Measurement on a Machine .................................................... 767.4.2 Power Measurement on Two Motors Regulated by FrequencyConverters........................................................................................... 768 Commissioning ........................................................................................... 798.1 Configuration with WAGO-I/O-CHECK ............................................... 808.1.1 “Application“ Tab .............................................................................. 838.1.2 "Phase L1”, “Phase L2”, “Phase L3” Tabs ........................................ 848.1.3 “I/O Module“ Tab............................................................................... 858.1.4 “Energy“ Tab ...................................................................................... 878.1.5 "Factory Settings" Tab ....................................................................... 888.2 Displaying the Measured Values via WAGO-I/O-CHECK .................... 899 Diagnostics .................................................................................................. 9910 Appendix ................................................................................................... 10010.1 Examples of CSV Data Files................................................................. 10010.1.1 Snapshot ........................................................................................... 10010.1.2 CSV Data File „Measurement Recording“....................................... 10410.2 Factory Settings ..................................................................................... 10510.3 Register Assignment ............................................................................. 107