Siemens SITRANS P Manual do Utilizador descarregar pdf (Página 59)

UMSITRPDS3-1 Installation

November 2010

4-7

MG00345a

Suppressed-Zero Range

Non-Corrosive Dry Gases and Liquids

Safety

Shut-Off

Valve

(Gas)

Safety Shut-Off

Valve (Steam or

Liquid)

Shut-Off

Valve

Union

For liquids and

steam, mounting

below the line

is preferred.

Elevated Zero-Range

Non-Corrosive Dry Gases and Liquids

Safety

Shut-Off

Valve

(Gas)

Safety Shut-Off

Valve (Liquid)

Shut-Off

Valve

Union

For gases,

mounting

above the line

is preferred.

Air Chamber

with Vent Valve.

Install at high

point to collect

air entrained

in liquids.

Model 7MF4033*,

7MF4233*,

or 7MF4333**

Safety

Shut-Off

Valve

(Gas)

Safety Shut-Off

Valve (Liquid)

Shut-Off

Valve

Union

Sediment Chamber

and Drain Valve.

Used to collect solids

in liquid suspension

or moisture carried

with non-condensing

gas.

Elevated Zero-Range Wet Gases (Non-Condensing)

and Liquids with Solids in Suspension

Suppressed Zero-Range Wet Gases (Non-Condensing)

and Liquids with Solids in Suspension

Safety

Shut-Off

Valve

(Gas)

Safety Shut-Off

Valve (Liquid)

Union

Dripleg with Drain Valve,

Used to collect solids in

liquid suspension or

moisture carried with

non-condensing gases.

Shut-Off

Valve

Model 7MF4033*,

7MF4233*,

or 7MF4333**

Model 7MF4033*,

7MF4233*,

or 7MF4333**

Model 7MF4033*,

7MF4233*,

or 7MF4333**

* Gauge Construction, Shown

** Differential Construction

* Gauge Construction, Shown

** Differential Construction

FIGURE 4-3 Absolute or Gauge Pressure Measurement Piping

1 2 ... 54 55 56 57 58 59 60 61 62 63 64 ... 221 222

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