Thermo Scientific 48i Instruction Manual page 19

Appendix A
Appendix B
Appendix C
Thermo Fisher Scientific
Mounting Options .............................................................................. 9-7
Warranty .............................................................................................................A-1
C-Link Protocol Commands ............................................................................B-1
Instrument Identification Number ...................................................... B-1
Commands ......................................................................................... B-2
Entering Units in PPB ..................................................................... B-3
Convert Concentration Formats ...................................................... B-3
Commands List ................................................................................ B-3
Measurements ................................................................................... B-10
Alarms ............................................................................................... B-14
Diagnostics ....................................................................................... B-18
Datalogging ...................................................................................... B-19
Calibration ........................................................................................ B-26
Keys/Display ..................................................................................... B-33
Measurement Configuration ............................................................. B-35
Hardware Configuration ................................................................... B-38
Communications Configuration ....................................................... B-40
I/O Configuration ............................................................................ B-48
Record Layout Definition ................................................................. B-53
Format Specifier for ASCII Responses ............................................ B-54
Format Specifier for Binary Responses ........................................... B-54
Format Specifier for Erec Layout .................................................... B-54
Text ............................................................................................ B-55
Value String ................................................................................ B-55
Value Source ............................................................................... B-55
Alarm Information ...................................................................... B-55
Translation Table ........................................................................ B-56
Selection Table ............................................................................ B-56
Button Designator ...................................................................... B-56
Examples ..................................................................................... B-57
MODBUS Protocol ............................................................................................ C-1
Serial Communication Parameters ...................................................... C-1
TCP Communication Parameters ....................................................... C-2
Application Data Unit Definition ....................................................... C-2
Slave Address ................................................................................... C-2
MBAP Header ................................................................................. C-2
Function Code ................................................................................. C-3
Data ................................................................................................. C-3
Error Check ..................................................................................... C-3
Function Codes ................................................................................... C-3
(0x01/0x02) Read Coils/Read Inputs ............................................... C-3
(0x03/0x04) Read Holding Registers/Read Input Registers .............. C-5
Contents
Model 48i Instruction Manual xiii