Fisher EMERSON ACE95JR Instruction Manual Download Page 2

Type ACE95JR

2

Specifications

This section lists the specifications and ratings for the Type ACE95jr tank blanketing valve. Factory specifications 

are stamped on a nameplate fastened to the actuator of the valve. 

Sizes and End Connection Styles

1/2 NPT 

1 x 1/2 NPT 

1 NPT

NPS 1/2 / DN 15, CL150 RF 

NPS 1 / DN 25, CL150 RF 

NPS 1 x 1/2 / DN 25 x 15, CL150 RF 

NPS 1 / DN 25, Sanitary Flange 

Maximum Operating Inlet Pressure

(1)

200 psig / 13.8 bar

Maximum Emergency Outlet (Casing) Pressure

(1)

20 psig / 1.4 bar

Maximum Operating Control Pressure

(1)

1.5 psig / 0.10 bar

Control Pressure ranges

(1)

-5 in. w.c. to 1.5 psig /

 

-12 mbar to 0.10 bar in six ranges

See Table 1

Pressure registration

External

Main Valve Flow Characteristic

Linear

Flow Coefficients for Relief Valve Sizing

(110% of rated C

v

)

C

v

 0.2 use C

0.22

C

v

 0.4 use C

0.44

IEC Sizing Coefficients

X

t

:

 0.655

F

d

:

 0.86

F

l

:

 0.89

Temperature Capabilities

(1)

nitrile (nBr):

 

-20 to 180°F / -29 to 82°C

Fluorocarbon (FKM):

 

0 to 212°F / -18 to 100°C

Ethylenepropylene (EPDM-FDA):

-20 to 212°F / -29 to 100°C

Perfluoroelastomer (FFKM):

-20 to 212°F / -29 to 100°C

Approximate Weight (with all accessories)

 

30 lbs / 14 kg

Table 1.

 Control Pressure Ranges

COnTrOl PrESSUrE rAngE

SPrIng rAngE

SPrIng MATErIAl

SPrIng FrEE lEngTH

SPrIng WIrE DIAMETEr

In. w.c.

mbar

In.

mm

In.

mm

-5 to -0.5

-12 to -1

GC220701X22

Stainless Steel

2.75 

0.88

69.9 

22.4

(1)

0.080 

0.085

2.03 

2.16

(1)

-1 to 1

-2 to 2

GC220701X22

Stainless Steel

2.75 

1.60

69.9 

40.6

(1)

0.080 

0.065

2.03 

1.65

(1)

0.5 to 5

4 to 10

8 to 15

0.5 to 1.5 psig

1 to 12 

10 to 25 

20 to 37 

0.03 to 0.10 bar

GC220701X22 

GC220702X22 

GC220703X22 

GC220708X22

Stainless Steel 

Stainless Steel 

Stainless Steel 

Stainless Steel

2.75 

2.00 

2.00 

2.75

69.6 

50.8 

50.8 

69.6

0.080 

0.112 

0.125 

0.225

2.03 

2.85 

3.18 

5.72

1. The second spring is located under the diaphragm assembly.

  1. The pressure/temperature limits in this Instruction Manual and any applicable standard or code limitation should not be exceeded.

Summary of Contents for EMERSON ACE95JR

Page 1: ...allation operation and maintenance procedures performed by unqualified personnel may result in improper adjustment and unsafe operation Either condition may result in equipment damage or personal injury Use qualified personnel when installing operating and maintaining the Type ACE95jr Tank Blanketing Valve Scope of the Manual This Instruction Manual provides installation startup and maintenance pr...

Page 2: ...emperature Capabilities 1 Nitrile NBR 20 to 180 F 29 to 82 C Fluorocarbon FKM 0 to 212 F 18 to 100 C Ethylenepropylene EPDM FDA 20 to 212 F 29 to 100 C Perfluoroelastomer FFKM 20 to 212 F 29 to 100 C Approximate Weight with all accessories 30 lbs 14 kg Table 1 Control Pressure Ranges Control PRESSURE RANGE SPRING RANGE SPRING MATERIAL SPRING FREE LENGTH SPRING WIRE DIAMETER In w c mbar In mm In mm...

Page 3: ...hese components therefore the outlet control pressure of the unit is not affected by fluctuating inlet pressure Installation Warning Personal injury equipment damage or leakage due to escaping accumulated gas or bursting of pressure containing parts may result if this gas blanketing system is over pressured or installed where service conditions could exceed the limits given in the Specifications s...

Page 4: ...ng operating and maintaining valves Before installing inspect the valve and tubing for any shipment damage or foreign material that may have collected Make certain the body interior is clean and the pipelines are free of foreign material Apply pipe compound only to the male pipe threads with a screwed body or use suitable line gaskets and good bolting practices with a flanged body 2 Inspect the na...

Page 5: ...e contact Emerson for alternate methods of installation A single array manifold is available for such situations Gauges and Shutoff Valves Inlet gas shutoff valves are desirable for servicing If this Type ACE95jr tank blanketing valve was not ordered with an inlet pressure gauge it is advisable to install a gauge between the inlet shutoff valve and the blanketing valve Note Safety considerations m...

Page 6: ...esive Loctite 222 spring case key 7 vent key 6 lock Nut key 3 adjusting screw key 2 actuator cap Key 1 Figure 4 Spring Case Adjusting Screw and Actuator Cap W8160 Be certain that nameplates are updated to accurately indicate any field changes in equipment materials service conditions or pressure settings Monthly Maintenance 1 Visually inspect the unit to ensure tight connections tight seals and sa...

Page 7: ... Valve information is on the nameplate attached to the upper actuator case When performing disassembly or re assembly operations refer to Figure 6 for key numbers unless otherwise directed Disassembly Warning To avoid personal injury resulting from sudden release of pressure isolate the valve from all pressure and cautiously release trapped pressure from the valve before attempting disassembly Act...

Page 8: ...ts inspect for unusual wear lightly lubricate all O rings and the groove that locates the rolling diaphragm bead See Figure 6 Cage Sub Assembly 1 Install the internal O rings key 16 into the body key 18 2 Place the rolling diaphragm key 38 over the threaded portion of the piston key 37 Use caution not to place the rolling diaphragm upside down refer to Figure 6 detail Apply Loctite 222 to the pist...

Page 9: ...ing case gasket key 9 between the spring case key 7 and the upper actuator case key 33 before attaching the spring case to the upper actuator case Attach the spring case to the upper actuator case using hex head screws key 29 12 Place the upper actuator case key 33 over the range spring key 8 and lower actuator case key 30 13 Install hex head screws key 29 with lock washers key 28 and nuts key 31 ...

Page 10: ...re 6 Type ACE95jr Tank Blanketing Valve Assembly main valve detail 42 41 52 39 38 37 36 1 2 3 4 6 9 13 10 11 12 48 14 15 16 18 7 5 8 33 29 31 28 30 29 27 29 28 162 locate groove in body for rolling diaphragm bead GC950201 ...

Page 11: ...5 in w c 12 to 1 mbar GC053215X02 14 O ring Nitrile NBR GC070173X02 Ethylenepropylene EPDM FDA GC070173X52 Fluorocarbon FKM GC070173X12 Perfluoroelastomer FFKM GC070173X62 15 Diaphragm Bolt GC053210X02 Recommended Spare Part Key Description Part Number 16 O ring 2 required Nitrile NBR 1F115306992 Ethylenepropylene EPDM FDA 1F1153X0062 Fluorocarbon FKM 1F1153X0022 Perfluoroelastomber FFKM 1F1153X00...

Page 12: ...aintenance of any Emerson Process Management Regulator Technologies Inc product remains solely with the purchaser Industrial Regulators Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75070 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Shanghai 201206 China Tel 86 21 2892 9000 Europe Bologna 40013 Italy Tel 39 051 419 0611 Middle East and Afri...

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