Rockwell Automation 1758-RTU202 DataSite Software User Manual FRN 1.2 User Manual

Page 332

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Publication 1758-UM002D-EN-P - October 2010

332 Enron Modbus Protocol for the 1758-FLO DataSite Controller

Static pressure input variables

Register

Description

Access

7045

Reserved

7046

Static pressure b factor

R/W

7047

Static pressure k factor

R/W

Differential input variables

Register

Description

Access

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

Register

Description

Access

7051

Atmospheric pressure

R/W

7052

Base temperature

R/W

7053

Base static pressure

R/W

AGA-3 configuration variables

Register

Description

Access

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

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