Rockwell Automation 1758-RTU202 DataSite Software User Manual FRN 1.2 - Manual (Page 275)

Publication 1758-UM002D-EN-P - October 2010
Extension Modbus Protocol for DataSite Controllers (1758-FLO) 275
force_flag Indicate which parameter will use force input.
Bit 0: Differential pressure or pulse
Bit 1: Static pressure
Bit 2: Temperature u_short 32114
dp_B Differential pressure B factor for AGA3 calculation.
This parameter is not used for AGA7 calculation. float 32115…32116
dp_K Differential pressure K factor for AGA3 calculation.
Pulse K factor for AGA7 calculation. float 32117…32118
fDp_Cutoff Cut-off differential pressure for AGA3 calculation. float 32119…32120
p_B Static pressure B factor float 32121…32122
p_K Static pressure K factor float 32123…32124
t_B Temperature B factor float 32125…32126
t_K Temperature K factor float 32127…32128
fAGA_Pb Base pressure float 32129…32130
fAGA_Tb Base temperature float 32131…32132
fdr_Orifice Orifice diameter float 32133…32134
fTr_dr_Orifice Orifice reference temperature float 32135…32136
fDr_Pipe Tube diameter float 32137…32138
fTr_Dr_Pipe Tube reference temperature float 32139…32140
fBarometric Atmospheric pressure float 32141…32142
fHeatVal Heat value float 32143…32144
fT_M_HeatVal Heat value reference temperature float 32145…32146
fGr Relative density float 32147…32148
fP_M_Gr Relative density reference pressure float 32149…32150
fT_M_Gr Relative density reference temperature float 32151…32152
DP_address_type DP register data type
0 = ushort, 1 = float u_short 32153
P_address_type P register data type
0 = ushort, 1 = float u_short 32154
T_address_type T register data type
0 = ushort, 1 = float u_short 32155
Interval Interval for collection the components from analysis instrument
automatically u_short 32156
— Reserved — 32157…32158
x_ch4 Methane float 32159…32160
x_n2 Nitrogen float 32161…32162
x_co2 Carbon dioxide float 32163…32164
x_c2h6 Ethane float 32165…32166
Flow configuration parameters (Continued)
Parameter Name Description Data Type Modbus Address
of Meter Run 0 = X