54
SensyMaster FMT230, FMT250
THERMAL MASS FLOWMETER | OI/FMT230/250-EN REV. C
… 8 Commissioning and operation
Interface description
NOTICE
All Modbus addresses in this chapter are indicated in the format "PLC Base 1".
Register tables (overview)
Table ID [hex]
Table name
Table type
Data type
Start index
End index
Input coils
0xD
Diagnostic and error messages
Coil
TUSIGN8
1
1998
Register
0x0
Dynamic 8-bit integer values
Single
TUSIGN8
1
124
0x1 Action
objects
Single
ACTION
9001
9999
0x2
32-bit float values (read only)
Single
TFLOAT
2201
2499
0x3
16-bit integer values (read only)
Single
TUSIGN16
2101
2199
0x4
32-bit float values, basis parameter
Single
TFLOAT
5001
5999
0x5
32-bit integer values, basis parameter
Single
TUSIGN32
3301
3399
0x6
8-bit integer values, basis parameter
Single
TUSIGN8
4001
4999
0x7
Scan Register 1 configuration
Single
TUSIGN16
3101
3150
0x8
Read Scan Register 1
Single
TUSIGN16
1101
1200
0x9
Scan Register 2 configuration
Single
TUSIGN16
3201
3250
0xA
Read Scan Register 2
Single
TUSIGN16
1201
1300
0xB
Application 1 to 8: floating point parameter
Single
TFLOAT
7001
8999
0xC
Character strings (read only)
String
TUSIGN8
2501
2999
0xE Editable
character
strings
String
TCHAR
3401
4000
0xF
Dynamic 64-bit double values, mainly counter readings Single TDOUBLE
401
525
0x10
Set Modbus address (slave ID) with device code and
sensor ID.
Refer to
Changing an unknown Modbus slave ID
on
page 51.
Single TUSIGN32
65521
65526
0x11
Dynamic 32-bit float values, mainly process values
Single
TFLOAT
201
324
0x12
8-bit integer values (read only)
Single
TUSIGN8
2001
2099
0x13
Application 1 to 8: byte parameter
Single
TUSIGN8
6001
6999
The device error messages are transmitted via the Modbus® interface by means of the ‘Input Coils.’
For more detailed information, see
Diagnosis / error messages
on page 94.