Emerson World Class 3000 Manual de instrucciones descargar pdf (Pagina 110)

Instruction Manual

Appendix DX Rev. 2.1

January 1997

D-10 Appendices Rosemount Analytical Inc. A Division of Emerson Process Management

World Class 3000

b. Condensation Drain

To drain excess moisture from the internal

gas circuit of the MPS, periodically loosen

drain valve (46) on the bottom of pressure

regulator (50). The moisture will flow

through vinyl tubing drain (47) on the bot-

tom of pressure regulator (50) and exit the

bottom of MPS enclosure (1).

D-10 FLOWMETER ADJUSTMENTS

There are two flowmeters per flowmeter assem-

bly. The top flowmeter is factory set to 5 scfh.

The bottom flowmeter is set to 2 scfh. Should

the flow need to be changed or adjusted, use

knob on the bottom of the respective flowmeter.

D-11 ADDING PROBES TO THE MPS

This procedure is used to add a probe to the

MPS.

Disconnect and lock out power before

working on any electrical components.

a. Turn off power to the system.

b. Loosen the two captive screws holding the

MPS cover (15). Lift the cover.

c. Loosen the two captive screws that hold the

inner cover (16) and lower the cover.

d. From the backside of the inner cover, locate

the rotometer positions next to the existing

unit(s). Insert a hacksaw blade into the slots

surrounding the positions for two rotame-

ters, and saw out the knockout tabs.

e. From the front of the inner cover, install a

rotometer (P/N 771B635H01) into the top

hole and a rotameter (P/N 771B635H02)

into the bottom hole. From the backside se-

cure with brackets provided.

f. Remove four brass screw plugs (TEST GAS

IN, TEST GAS OUT, REF GAS IN, and REF

GAS OUT) for the next probe position in the

manifold.

g. Install 1/8" hose adapters (P/N

1A97553H01) into the empty holes using a

suitable pipe dope. Attach the tubing.

h. Remove a brass screw plug (P/N

1A97900H01) and install a solenoid (P/N

3D39435G01). Make sure the O-ring seals

properly.

i. Attach the hoses to the rotameter using the

existing installation as a guide. Support the

rotameter while attaching the hose.

j. Install the solenoid wire connector into the

proper position (J14-J16) on the termination

board (34).

k. Close and secure the inner cover (16) with

two captive screws. Close and secure the

outer cover (15) with two captive screws.

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Emerson World Class 3000 Manual de instrucciones Pagina 110

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