Beckhoff EP31 Series

Table of contents
EP31xx4 Version: 2.4
3.6 EP3162-0002 - Electrical isolation of the channels .........................................................................42
3.7 EP3162-0002 – Signal connection and Status LEDs ......................................................................43
3.7.1 Analog voltage inputs M12, one single-ended input per socket ...................................... 43
3.7.2 M12 analog current inputs, one single-ended input per socket ....................................... 44
3.7.3 Status LEDs at the M12 connections............................................................................... 45
3.8 EP3174-00x2 - Signal connection and Status LEDs .......................................................................46
3.8.1 M12 analog voltage inputs, one differential input per socket........................................... 46
3.8.2 M12 analog current inputs, one differential input per socket ........................................... 46
3.8.3 Status LEDs at the M12 connections............................................................................... 47
3.9 EP3182-1002 – Signal connection and Status LEDs ......................................................................48
3.9.1 Analog voltage inputs, M12 digital output, one single-ended input and one digital output
per socket ........................................................................................................................ 48
3.9.2 Analog current inputs, M12 digital output, one single-ended input and one digital output
per socket ........................................................................................................................ 48
3.9.3 Status LEDs at the M12 connections............................................................................... 49
3.10 EP3184-0002 – Signal connection and Status LEDs ......................................................................49
3.10.1 Analog voltage inputs M12, one single-ended input per socket ...................................... 49
3.10.2 M12 analog current inputs, one single-ended input per socket ....................................... 50
3.10.3 Status LEDs at the M12 connections............................................................................... 50
3.11 EP3184-1002 – Signal connection and Status LEDs ......................................................................51
3.11.1 M12 analog voltage inputs, two single-ended inputs per socket ..................................... 51
3.11.2 M12 analog current inputs, two single-ended inputs per socket...................................... 51
3.11.3 Status LEDs at the M12 connections............................................................................... 52
4 Configuration ...........................................................................................................................................53
4.1 Inserting into the EtherCAT network................................................................................................53
4.2 Configuration via TwinCAT..............................................................................................................56
4.3 EtherCAT State Machine.................................................................................................................64
4.4 CoE interface...................................................................................................................................66
4.5 Notices on analog specifications .....................................................................................................71
4.6 EP31xx - Settings and operating modes .........................................................................................76
4.6.1 Settings............................................................................................................................ 76
4.6.2 Operation modes ............................................................................................................. 81
4.7 Data stream .....................................................................................................................................83
4.8 Measuring ranges............................................................................................................................84
4.9 Calibration .......................................................................................................................................85
4.10 Calculation of process data .............................................................................................................86
4.11 TwinSAFE SC..................................................................................................................................86
4.11.1 TwinSAFE SC - operating principle ................................................................................. 86
4.11.2 TwinSAFE SC - configuration.......................................................................................... 86
4.12 EP3174-0092 - TwinSAFE SC process data...................................................................................90
4.13 EP3162-0002 - Object overview......................................................................................................91
4.14 EP3182-1002 - Object overview......................................................................................................94
4.15 EP31x4-x002 - Object overview ......................................................................................................97
4.16 EP3174-0092 - Object overview....................................................................................................103
4.17 EP31x2 - Object description and parameterization .......................................................................109
4.18 EP31x4 - Object description and parameterization .......................................................................123