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Fisher D2T FloPro, Instruction Manual, Page: 2 / 16

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Instruction Manual

D104138X012

D2T FloPro Valve

June 2017

2

Table 1. Specifications

Valve Assembly Pressure Class

ASME B16.34 CL900

Maximum Inlet Pressure and Temperature

(1)

155 bar from -46 to 93

°

C, and 150 bar at 149

°

C.

(2250 psig from –50 to 200

°

F, and 2185 psig at

300

°

F)

Maximum Allowable Pressure Drop

(1)

Flow Down

(2)

 

Maximum Inlet Pressure: 

155 bar (2250 psig)

Maximum Outlet Pressure: 

103 bar (1500 psig)

Flow Up

Maximum Inlet Pressure: 

103 bar (1500 psig)

Maximum Outlet Pressure: 

103 bar (1500 psig)

Shutoff Classification

Class IV ANSI/FCI 70‐2 and IEC 60534‐4

Construction Materials

Valve Body and Bonnet:

 ASME SA 352 LCC

Valve Plug and Seat:

 

J

 

R30006 (Alloy 6) or 

J

 

S17400 double H1150

Valve Stem:

 S31600

O‐Rings:

 HNBR (Hydrogenated Nitrile)

Packing:

 PTFE/Carbon PTFE

Packing Springs:

 N07718

Stem Bushing:

 PPS (polyphenylene sulfide)

Actuator Diaphragm:

 Nitrile/Polyester

Actuator Springs:

 Zinc‐plated steel

Flow Characteristic

FloPro Characterized

Port Diameter

13 mm (0.5 inch)

Maximum Travel

13 mm (0.5 inch)

Approximate Weight

7.7 kg (17 lb)

Material Temperature Capabilities

Valve Body Assembly:

 -46 to 149

°

C (-50 to 300

°

F)

Actuator Assembly:

 -46 to 93

°

C (-50 to 200

°

F)

Bonnet/Body Connection

Threaded with leakoff bleed

Standard Actuator Configuration

The D2T FloPro

 

actuator is an on/off

spring‐and‐diaphragm.

Globe Valve Body: 

Supplied as either Air‐to‐Open or

Air‐to‐Close.

Maximum Actuator Casing Pressure

2.8 bar (40 psig)

Minimum Required Actuator Casing Pressure

2.1 to 2.4 bar (30 to 35 psig)

Actuator Diaphragm Effective Area

194 cm

2

 (30 square inches)

Actuator Pressure Connections

1/4 NPT internal

1. The pressure or temperature limits in the referenced tables and any applicable ASME code limitations should not be exceeded.
2. Standard flow direction.

Educational Services

For information on available courses for Fisher D2T valves, as well as a variety of other products, contact:

Emerson Automation Solutions
Educational Services - Registration
Phone: 1-641-754-3771 or 1-800-338-8158
E-mail: [email protected]
emerson.com/fishervalvetraining

Summary of Contents for D2T FloPro

Page 1: ...alified in valve actuator and accessory installation operation and maintenance To avoid personal injury or property damage it is important to carefully read understand and follow all the contents of this manual including all safety cautions and warnings If you have any questions about these instructions contact your Emerson sales office or Local Business Partner before proceeding Description The D...

Page 2: ... FloPro Characterized Port Diameter 13 mm 0 5 inch Maximum Travel 13 mm 0 5 inch Approximate Weight 7 7 kg 17 lb Material Temperature Capabilities Valve Body Assembly 46 to 149 C 50 to 300 F Actuator Assembly 46 to 93 C 50 to 200 F Bonnet Body Connection Threaded with leakoff bleed Standard Actuator Configuration The D2T FloPro actuator is an on off spring and diaphragm Globe Valve Body Supplied a...

Page 3: ...e conditions see table 1 Applying different pressure temperature and other conditions to the valve could result in parts damage malfunction of the valve or loss of control of the process Do not expose this valve to service conditions or variables other than those for which this valve is intended If you are not sure what these conditions are you should contact your Emerson sales office or Local Bus...

Page 4: ...esired flow rate position See figure 2 for flow rate settings Air to Close Actuator Action 1 Attach a pressure line to the actuator Supply pressure to the actuator to seat the plug in the seat ring 2 To change the valve flow rate loosen the flow adjuster socket head cap screws key 29 and reposition the flow adjuster halves key 14 and 15 to the desired flow rate position See figure 2 for flow rate ...

Page 5: ...aphragm so the holes in the diaphragm align with the holes in the bottom casing 7 Insert a 1 8 inch diameter drift punch or other suitable device through the 5 32 inch diameter hole in the valve stem located below the bottom of the previously removed flow adjuster Install hex nut key 26 and tighten to 10 NSm 90 lbfSin Use the 1 8 inch drift punch or other holding device to turn the stem to align t...

Page 6: ...with your process or safety engineer for any additional measures that must be taken to protect against process media Valve Trim Maintenance Note The following maintenance procedures apply to both air to open and air to close actuator configurations except for steps 2 and 8 as noted Key numbers are referenced in figures 6 and 7 1 Isolate the control valve from the line pressure release pressure fro...

Page 7: ...f the valve plug requires replacement use an open end wrench on the machined flats located on the valve stem above the flow adjuster and unscrew the valve plug from the valve stem Replace it with a new valve plug Screw the valve plug into the valve stem being careful not to damage the plug seat or plug contour Tighten to 18 NSm 13 lbfSft WARNING Upon reassembly ensure that no foreign material bloc...

Page 8: ...tor to fully stroke it open This will raise the plug off its seat so that the valve stem serrations are visible inside the flow adjuster window see figure 3 Loosen the socket head screws key 29 and lower the flow adjuster key 14 and 15 to its lowest position on the valve stem Retighten the socket head screws key 29 to 3 NSm 26 lbfSin Relieve pressure to the actuator shut off all pressure lines to ...

Page 9: ...nal injury or property damage from removing the casing cap screws in the wrong sequence follow the procedure as outlined below for removing the upper casing 5 Remove the six short actuator casing cap screws key 22 first Once these have been removed from the actuator assembly remove the two long actuator cap screws key 30 by alternating between them as you loosen them to keep the upper casing key 2...

Page 10: ...lace Using the packing spacer in this manner will ensure the upper anti extrusion washer is fully seated and flat when installed in the packing bore 2 Remove the packing spacer from the packing bore CAUTION All D2T FloPro packing kits include a single use packet of high performance fluorinated grease This is the only acceptable D2T packing lubricant Note In the following procedure carefully instal...

Page 11: ...MALE PACKING ADAPTER KEY 11 PACKING SPACER KEY 10 BELLEVILLE SPRINGS KEY 9 MALE PACKING ADAPTER KEY 11 ANTI EXTRUSION WASHER KEY 12 VALVE PLUG KEY 3 PACKING RETAINER KEY 8 UNTIGHTENED NOTE THE GAP FULLY TIGHTENED NO GAP BELLEVILLE SPRINGS FULLY ENCLOSED BY THE PACKING RETAINER VALVE PLUG BELLEVILLE SPRINGS AND PACKING RETAINER CORRECTLY INSTALLED AND TIGHTENED FLUSH ...

Page 12: ...key 20 equally spaced 180 degrees apart Place the washer key 36 over the valve stem as shown in view A of figure 7 Then place the O ring key 37 over the valve stem Next install the diaphragm plate key 25 and using the diaphragm plate correctly position the actuator springs a Place the diaphragm key 19 over the stem along with the washer key 24 Position the diaphragm so the holes in the diaphragm a...

Page 13: ...he actuator from the valve while the valve is still pressurized D Always wear protective gloves clothing and eyewear when performing any maintenance operations to avoid personal injury D Disconnect any operating lines providing air pressure or a control signal to the actuator Be sure the actuator cannot suddenly open or close the valve D Use bypass valves or completely shut off the process to isol...

Page 14: ...Instruction Manual D104138X012 D2T FloPro Valve June 2017 14 Figure 6 Fisher D2T FloPro Assembly Air to Open BELLEVILLE SPRING AND PACKING ARRANGEMENT VIEW A VIEW A APPLY LUB ADHESIVE ...

Page 15: ...Instruction Manual D104138X012 D2T FloPro Valve June 2017 15 Figure 7 Fisher D2T FloPro Assembly Air to Close BELLEVILLE SPRING AND PACKING ARRANGEMENT VIEW A VIEW A APPLY LUB ADHESIVE ...

Page 16: ... Plug 29 Flow Adjuster Socket Head Cap Screws 2 req d 30 Long Actuator Casing Cap Screws 2 req d 31 Nameplate 32 Caution Label 33 Lubricant Lithium Grease 36 Washer 37 O ring 38 High Performance Fluorinated Grease Packing Lubricant 39 NPT Plug Recommended spare parts Emerson Automation Solutions Marshalltown Iowa 50158 USA Sorocaba 18087 Brazil Cernay 68700 France Dubai United Arab Emirates Singap...

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