Flowserve StarPac II Control Valves - Manual (Page 45)

Floating Point Registers
Notice that floating point register numbers go up by two instead of up by one. This is because floating point
registers consist of two adjacent registers. This allows the device to have a four byte area in which to store
IEEE floating point values.
Floating
Point
Register Attribute Description Notes
70201 RO Vapor pressure of current process fluid.
70203 RO Specific gravity of current process fluid.
70205 RO Process temperature in °R.
70207 RO Calculated F
L
.
70209 RO Calculated Z factor.
70211 RO Calculated X
T
.
70213 RO Pressure required to attain choked flow.
(psid)
70215 RO Pressure drop across valve. (psid)
70217 RO Totalized flow in selected units since last
totalizer reset.
70219 RO Totalized time in seconds since last
totalizer reset.
70221 RO Position percentage before temperature
compensation.
70223 RO Analog output percentage.
70225 RO Ambient temperature in °F.
70227 RO Upstream (P
1
) pressure in psig. (valve)
70229 RO Downstream (P
2
) pressure in psig.
(valve)
70231 RO Actuator bottom pressure in psig.
70233 RO Actuator top pressure in psig.
70235 RO I/P input percentage.
70237 RO Valve C
V
at current opening.
70239 RO Calculated liquid flow in selected units.
70241 RO Calculated gas flow in selected units.
70243 RO Upstream pressure (P1ISA) in selected
units.
70245 RO Downstream pressure (P2ISA) in
selected units.
70247 RO Delta pressure (dPISA) in selected units.
70249 RO Process temperature in selected units.
70251 RO 4-20 mA analog command signal input
percentage.
StarPac II User Interface Manual 39