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SensyMaster FMT230, FMT250
THERMAL MASS FLOWMETER | OI/FMT230/250-EN REV. C
… 8 Commissioning and operation
… Interface description
Design of the scan register (example)
Content of the configuration register (Config scan register)
Config scan register 1, register range address 3101 to 3132
Config scan register 2, register range address 3201 to 3232
Configuration register
Parameter address
Parameter descriptions
3101 / 3201
201
Mass flow in the selected mass flow unit (data type float, register length 2)
3102 / 3202
205
Volume flow in the selected volume unit (data type float, register length 2)
3103 / 3203
215
Mass flow counter reading in forward flow direction (data type float, register length 2)
3104 / 3204
217
Volume flow counter reading in forward flow direction (data type float, register length 2)
3105 / 3205
2104
Diagnosis State 0 (data type Usign 16, register length 1)
3106 / 3206
2105
Diagnosis State 1 (data type Usign 16, register length 1)
3107 / 3207
2106
Diagnosis State 2 (data type Usign 16, register length 1)
3108 / 3208
4013
Mass flow unit Qm (data type Usign 8, register length 1)
... / ...
0
Non-configured register spaces must be filled with FFF.
3132 / 3232
0
Response following the scan register request
In this example, 12 registers are used in the scan register.
Scan register 1, register range address 1100 to 1199
Scan register 2, register range address 1200 to 1299
Configuration register
Register content
1101 / 1201
Mass flow (data type float, register length 2)
1102 / 1202
1103 / 1203
Volume flow (data type float, register length 2)
1104 / 1204
1105 / 1205
Mass flow counter reading in forward flow direction (data type float, register length 2)
1106 / 1206
1107 / 1207
Volume flow counter reading in forward flow direction (data type float, register length 2)
1108 / 1208
1109 / 1209
Diagnosis state 0 (data type Usign 16, register length 1)
1110 / 1210
Diagnosis state 1 (data type Usign 16, register length 1)
1111 / 1211
Diagnosis state 2 (data type Usign 16, register length 1)
1112 / 1212
Mass flow unit Qm (data type Usign 8, register length 1)
... / ...
Non-configured register spaces remain unpopulated.
1132 / 1232