Software User Manual FRN 1.2 Owner manual

Publication 1758-UM002D-EN-P - October 2010

332 Enron Modbus Protocol for the 1758-FLO DataSite Controller

Static pressure input variables

7045 Reserved —

7046 Static pressure b factor R/W

7047 Static pressure k factor R/W

Differential input variables

7048 Differential pressure input register Modbus address R/W

7049 Differential pressure b factor R/W

7050 Differential pressure k factor R/W

Other input variables

7051 Atmospheric pressure R/W

7052 Base temperature R/W

7053 Base static pressure R/W

AGA-3 configuration variables

7054 Orifice diameter R/W

7055 Reference temperature for orifice measurement R/W

7056 Tube diameter R/W

7057 Reference temperature for pipe diameter measurement R/W

7058 Isentropic exponent RO

7059 Viscosity RO

7060 Temperature dead band R/W

7061 Static pressure dead band R/W

7062 Differential pressure dead band R/W

7063 Temperature high limit R/W

7064 Temperature low limit R/W

7065 Static pressure high limit R/W

7066 Static pressure low limit R/W

7067 Differential pressure high limit R/W

7068 Differential pressure low limit R/W