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915U-2 Wireless I/O
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2.4 I/O Mapping Configuration .................................................................................................................................... 44
2.5 I/O Mappings ......................................................................................................................................................... 36
Write Mappings (Writing Local I/O to remote I/O) ......................................................................................................... 36
Gather/Scatter Write Mappings ...................................................................................................................................... 38
Read Mappings (Read remote I/O and storing it locally) ................................................................................................ 39
Poll Mappings .................................................................................................................................................................. 40
Version 1 Write Mappings ............................................................................................................................................... 41
V1 Incoming Mappings .................................................................................................................................................... 43
2.6 Monitor Comms ..................................................................................................................................................... 44
CHAPTER 3 - COMMON WEB PAGES ............................................................................................47
3.1 Fail Safe Configuration ........................................................................................................................................... 47
“Invalid” register state .................................................................................................................................................... 47
Fail Safe Blocks ................................................................................................................................................................ 48
3.2 Serial Configuration ................................................................................................................................................ 49
Modbus TCP to RTU Gateway ......................................................................................................................................... 49
Expansion I/O .................................................................................................................................................................. 51
3.3 I/O Configuration ................................................................................................................................................... 51
Analog Inputs .................................................................................................................................................................. 52
Calculating Span ......................................................................................................................................................... 53
Calculating Zero .......................................................................................................................................................... 53
Analog Outputs................................................................................................................................................................ 54
Digital Input ..................................................................................................................................................................... 55
Digital Output .................................................................................................................................................................. 55
Pulsed Outputs ................................................................................................................................................................ 56
3.4 Modbus TCP Transfer ............................................................................................................................................. 57
Modbus TCP Configuration ......................................................................................................................................... 59
Modbus TCP Client Mappings ..................................................................................................................................... 59
3.5 Module Information Web Page .............................................................................................................................. 60
3.6 System Tools Web page.......................................................................................................................................... 61
System Log File ........................................................................................................................................................... 61
Reading Configuration File ......................................................................................................................................... 61
Writing Configuration File .......................................................................................................................................... 61
Firmware Upgrade – Web Page .................................................................................................................................. 61
Firmware Upgrade – USB ........................................................................................................................................... 61
Product Reconfiguration............................................................................................................................................. 63
3.7 Feature Licence Keys Web Page.............................................................................................................................. 64
3.8 IO Diagnostics......................................................................................................................................................... 64
APPENDIX A:
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GNU FREE DOCUMENT LICENCE .........................................................................67
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