Emerson 3051S Dokumentacja Pobierz pdf (Strona 45)

Reference Manual

00809-0200-4801, Rev CA

July 2010

3-11

Rosemount 3051S

Configuration Examples

Pressure transmitter Situation #1

A pressure transmitter with a range of 0 – 100 psi.

Solution

Table 3-2 lists the appropriate configuration settings.

Table 3-2. Analog Input function

block configuration for a typical

pressure transmitter.

Pressure transmitter used to

measure level in an open tank

Situation #2

The level of an open tank is to be measured using a pressure tap at the

bottom of the tank. The maximum level at the tank is 16 ft. The liquid in the

tank has a density that makes the maximum level correspond to a pressure of

7.0 psi at the pressure tap (see Figure 3-1).

Figure 3-1. Situation #2

Diagram.

Parameter Configured Values

L_TYPE Direct

XD_SCALE Primary_Value_Range

OUT_SCALE Primary_Value_Range

Channel 1 - pressure

16 ft

7.0 psi measured at

the transmitter

Full Tank

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 239 240

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Emerson 3051S Dokumentacja Strona 45