123
19.6
Modbus TCP Specification
General
Connect the Device using MODBUS TCP on Port 502
Resulttransfer via “ReadHoldingRegister” (FC03)
Register 1
–
125: Current value
Register 127 251: Last value
One Result consists of 125 registers
A Result consists of the Head Area followed by the individual results
Description of Head area
Register
Data Type
Value
1
16 Bit unsigned int
Number of individual results
2
16 Bit unsigned int
Measurement state bitfield
3
32 Bit int (combined
with Register 4)
Date and time of measurement encoded
in seconds since 1st January 1970. This
register contains the least significant
two bytes.
4
32 Bit int (combined
with Register 3)
Date and time of measurement encoded
in seconds since 1st January 1970. This
register contains the most significant
two bytes.
5
Reserved for future use
6
Reserved for future use
Summary of Contents for GC-IMS-SILOX
Page 1: ...G A S Gesellschaft f r analytische Sensorsysteme mbH GC IMS SILOX USER MANUAL...
Page 66: ...65 7 Close the dialog with Close The import process is completed...
Page 103: ...102 17 10 2 System Page Plan Tab Figure 22 The System Page Plan...
Page 128: ...127 Exemplary Readout on Modbus...
Page 136: ...135 Figure 31 Results Window...
