General Monitors S4000T User Manual

Model S4000T
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8.0 MODBUS Interface ................................................................................ 29
8.1 Baud Rate ................................................................................ 29
8.2 Data Format ................................................................................ 29
8.3 Modbus Read Status Protocol (Query/Response)........................... 29
8.3.1 Modbus Read Query Message............................................ 29
8.3.2 Modbus Read Response Message ..................................... 30
8.4 Modbus Write Command Protocol (Query/Response)..................... 30
8.4.1 Modbus Write Query Message............................................ 30
8.4.2 Modbus Write Response Message ..................................... 30
8.5 Function Codes Supported............................................................... 30
8.6 Exception Responses and Exception Codes ................................... 31
8.6.1 Exception Response ........................................................... 31
8.6.2 Exception Code ................................................................... 31
8.7 S4000T Command Register Locations ............................................ 33
8.8 S4000T Command Register Details................................................. 34
8.8.1 Analog ................................................................................ 34
8.8.2 Mode ................................................................................ 34
8.8.3 Status/Error ......................................................................... 35
8.8.4 Unit Type ............................................................................. 35
8.8.5 Software Revision ............................................................... 35
8.8.6 Status Block......................................................................... 35
8.8.7 Alarm Settings ..................................................................... 35
8.8.8 Warn Settings...................................................................... 36
8.8.9 Com1 Address..................................................................... 36
8.8.10 Com1 Baud Rate................................................................. 37
8.8.11 Com1 Data Format.............................................................. 37
8.8.12 Com2 Address..................................................................... 37
8.8.13 Com2 Baud Rate................................................................. 37
8.8.14 Com2 Data Format.............................................................. 38
8.8.15 Reset Alarms ....................................................................... 38
8.8.16 Sensor Life .......................................................................... 38
8.8.17 Sensor Scale ....................................................................... 38
8.8.18 Total Receive Errors............................................................ 38
8.8.19 Bus Activity Rate % ............................................................. 38
8.8.20 Function Code Errors .......................................................... 38
8.8.21 Starting Address Errors ....................................................... 39
8.8.22 Number of Register Errors .................................................. 39
8.8.23 RXD CRC Hi Errors............................................................. 39
8.8.24 RXD CRC Low Errors.......................................................... 39
8.8.25 Clear Comm Errors ............................................................. 39

General Monitors S4000T Specifications

General

Brand	General Monitors
Model	S4000T
Category	Accessories
Language	English