VEGA VEGABAR 81 Modbus and Levelmaster protocol - Operating Instructions - Manuale (Pagina 73)

73
10 Appendice
VEGABAR 81 • Protocollo Modbus e LevelMaster
46293-IT
-131205
Response:
Parametro Length Code/Data
Report Level (and Temperature) 24 characters ASCII UuuDlll.llFtttEeeeeWwwww
uu = Address
lll.ll = PV in inches
ttt = Temperature in Fahrenheit
eeee = Error number (0 no error, 1
level data not readable)
wwww = Warning number (0 no war-
ning)
Il livello in inches viene ripetuto per sensori con 2 livelli. Il valore PV viene trasmesso come primo
valore di misura, SV come secondo valore di misura.
PV, SV, TV e QV possono essere impostati tramite il DTM del sensore.
Report Unit Number
Request:
Parametro Length Code/Data
Report Unit Number 5 characters ASCII U**N?
Response:
Parametro Length Code/Data
Report Level (and Temperature) 6 characters ASCII UuuNnn
Assign Unit Number
Request:
Parametro Length Code/Data
Assign Unit Number 6 characters ASCII UuuNnn
Response:
Parametro Length Code/Data
Assign Unit Number 6 characters ASCII UuuNOK
uu = new Address
Set number of Floats
Request:
Parametro Length Code/Data
Set number of Floats 5 characters ASCII UuuFn