Beckhoff EL3101, Documentation

Page: 225 / 229

List of illustrations
EL31xx-00xx 225 Version: 5.9
Fig. 42 EL3121 LEDs and Connection .................................................................................................... 64
Fig. 43 EL3122 LEDs and Connection .................................................................................................... 65
Fig. 44 EL3124 LEDs and Connection .................................................................................................... 65
Fig. 45 EL3124-0090 LEDs and Connection ........................................................................................... 66
Fig. 46 EL3141 LEDs and Connection .................................................................................................... 68
Fig. 47 EL3142-00x0 LEDs and Connection ........................................................................................... 68
Fig. 48 EL3144 LEDs and Connection .................................................................................................... 69
Fig. 49 EL3151 LEDs and Connection .................................................................................................... 71
Fig. 50 EL3152 LEDs and Connection .................................................................................................... 71
Fig. 51 EL3154 LEDs and Connection .................................................................................................... 72
Fig. 52 EL3161 LEDs and Connection .................................................................................................... 74
Fig. 53 EL3162 LEDs and Connection .................................................................................................... 74
Fig. 54 EL3164 LEDs and Connection .................................................................................................... 75
Fig. 55 EL3174, EL3174-0090 LEDs and Connection ............................................................................ 77
Fig. 56 EL3174-0002, EL3174-0032 LEDs and Connection.................................................................... 77
Fig. 57 Internal connection diagram 0/4...20 mA inputs .......................................................................... 79
Fig. 58 Internal connection diagram for 0/4..20 mA inputs of a EL3xx2 .................................................. 80
Fig. 59 Example 1: low-side measurement.............................................................................................. 80
Fig. 60 Example 1a, high-side measurement .......................................................................................... 81
Fig. 61 Example 2, high-side/low-side measurement .............................................................................. 81
Fig. 62 Invalid EL3xx4 configuration........................................................................................................ 82
Fig. 63 Representation of the definitions from NAMUR recommendation NE43, version 03/02/2003 .... 83
Fig. 64 Full scale value, measuring span ................................................................................................ 84
Fig. 65 SE and DIFF module as 2-channel version ................................................................................. 86
Fig. 66 2-wire connection......................................................................................................................... 88
Fig. 67 Connection of externally supplied sensors .................................................................................. 89
Fig. 68 2-, 3- and 4-wire connection at single-ended and differential inputs ........................................... 90
Fig. 69 Common-mode voltage (Vcm)..................................................................................................... 91
Fig. 70 recommended operating voltage range ....................................................................................... 92
Fig. 71 Signal processing analog input.................................................................................................... 92
Fig. 72 Diagram signal delay (step response) ......................................................................................... 94
Fig. 73 Diagram signal delay (linear) ....................................................................................................... 95
Fig. 74 Relationship between user side (commissioning) and installation............................................... 96
Fig. 75 Control configuration with Embedded PC, input (EL1004) and output (EL2008) ........................ 97
Fig. 76 Initial TwinCAT 2 user interface................................................................................................... 97
Fig. 77 Selection of the target system ..................................................................................................... 98
Fig. 78 Specify the PLC for access by the TwinCAT System Manager: selection of the target system .. 98
Fig. 79 Select "Scan Devices..." .............................................................................................................. 99
Fig. 80 Automatic detection of I/O devices: selection the devices to be integrated................................. 99
Fig. 81 Mapping of the configuration in the TwinCAT 2 System Manager............................................... 100
Fig. 82 Reading of individual terminals connected to a device................................................................ 100
Fig. 83 TwinCAT PLC Control after startup ............................................................................................. 101
Fig. 84 Sample program with variables after a compile process (without variable integration) ............... 102
Fig. 85 Appending the TwinCAT PLC Control project ............................................................................. 102
Fig. 86 PLC project integrated in the PLC configuration of the System Manager ................................... 103
Fig. 87 Creating the links between PLC variables and process objects .................................................. 103