WAGO 750-481/040-000, Manual

Page: 69 / 72

WAGO I/O SYSTEM 750 XTR List of Figures 69
750-481/040-000 2AI RTD Ex i XTR
Manual
Version 1.1.0
List of Figures
Figure 1: View ...................................................................................................... 16
Figure 2: Data Contacts ....................................................................................... 17
Figure 3: Power Jumper Contacts ....................................................................... 18
Figure 4: CAGE CLAMP
®
Connectors ................................................................. 19
Figure 5: Display Elements .................................................................................. 20
Figure 6: Schematic Diagram .............................................................................. 21
Figure 7: Insert I/O Module (Example) ................................................................. 41
Figure 8: Snap the I/O Module into Place (Example) .......................................... 42
Figure 9: Removing the I/O Module (Example) ................................................... 42
Figure 10: Connecting a Conductor to a CAGE CLAMP
®
.................................... 43
Figure 11: Ex i XTR Power Supply Concept ........................................................ 45
Figure 12: Overvoltage Categories ...................................................................... 46
Figure 13: Power Supply Concept, Example 1 .................................................... 48
Figure 14: Power Supply Concept, Example 2 .................................................... 49
Figure 15: Example Connection 2 × RTD, 2-Wire ............................................... 50
Figure 16: Example Connection 2 × RTD, 3-Wire ............................................... 50
Figure 17: Example Connection 2 × Resistance .................................................. 51
Figure 18: Example Connection 2 × Potentiometer ............................................. 51
Figure 19: Marking Example According to ATEX and IECEx .............................. 53
Figure 20: Text Detail – Marking Example According to ATEX and IECEx ......... 53
Figure 21: Marking Example for Approved Ex i I/O Module According to ATEX
and IECEx .................................................................................................. 55
Figure 22: Text Detail – Marking Example for Approved Ex i I/O Module
According to ATEX and IECEx ................................................................... 55
Figure 23: Marking Example According to NEC .................................................. 57
Figure 24: Text Detail – Marking Example According to NEC 500 ...................... 57
Figure 25: Text Detail – Marking Example for Approved Ex i I/O Module
According to NEC 505 ................................................................................ 58
Figure 26: Text Detail – Marking Example for Approved Ex i I/O Module
According to NEC 506 ................................................................................ 58
Figure 27: Text Detail – Marking Example for Approved Ex i I/O Modules
According to CEC 18 attachment J ............................................................ 59
Figure 28: Example of a Parameter Assignment Dialog
*)
for PROFIBUS DP
Fieldbus Couplers/Controllers .................................................................... 64
Figure 29: Example of a Parameter Assignment Dialog for PROFINET IO
Fieldbus Couplers ....................................................................................... 65