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AP 15PA0 pages
SERIES AP 15PA
TIED DIAPHRAGM REGULATOR
PNEUMATIC ACTUATION
Low Flow — High Pressure
• Actuation control pressure
isolated from process gas
by two seals
• Single stage
Source pressure
Delivery pressure AP 15PA
Proof pressure
Burst pressure
Control pressure
vacuum to 3,500 psig (241 bar)
7 to 150 psig (0.5 to 10 bar)
5,000 psig (345 bar)
10,000 psig (690 bar)
150 psig (10 bar) maximum
remelt or super alloy
construction
• Surface finish
15 Ra max /10 Ra avg
(10, 7 & 5 Ra max options)
• Vacuum to 3,500 psig
(241 bar) inlet
• 100 psig outlet achieved
with 80 psig control pressure
or less
Other Parameters
Inlet/outlet connectors
Control pressure port
Bonnet vent port
Flow coefficient (Cv)
Internal volume
Operating temperature
Surface finish
• Actuator ‘fail safe’
normally closed (NC)
• Installation and operating
instructions available at
www.aptech-online.com
in the Tech Briefs section
Inboard leakage
Outboard leakage
Leakage across seat
Installation
Supply pressure effect
1/4 or 3/8 inch face seal or tube weld
1/8 inch NPT
1/8 inch NPT
0.09
0.51 in3 (8.4 cm3)
-40° to +160°F (-40° to +71°C)
15 µin Ra max / 10 µin. Ra avg.
(0.4/0.25 µm) standard; 10 µin (0.25 µm);
7 µin (0.18 µm); and 5 µin (0.13 µm) Ra max optional
2 x 10-10 sccs
2 x 10-9 sccs He at 1,500 psig inlet pressure
4 x 10-8 sccs He at 1,000 psig inlet pressure
surface
0.25 psig per 100 psig source pressure change
Materials
Type of Service
Series AP 15PA S
Noncorrosive
Series AP 15PA SH
Corrosive (SHP option)*
Series AP 15PA H
Corrosive
Wetted Parts
Body
Poppet, nozzle, diaphragm
Finish
Seat
SS 316L secondary remelt
SS 316L
electropolished and passivated
PCTFE (Polyimide optional)
SS 316L secondary remelt
Ni-Cr-Mo alloy / UNS N06022
electropolished and passivated
PCTFE
ENGINEERING DATA — SERIES AP 15PA TIED DIAPHRAGM REGULATOR
• SS 316L VAR secondary
Operating Parameters
Ni-Cr-Mo alloy / UNS N06022
Ni-Cr-Mo alloy / UNS N06022
electropolished
PCTFE
All specifications subject to change without notice.
*SHP option Ni-Cr-Mo alloy poppet and diaphragm only.
687 TECHNOLOGY WAY NAPA, CA 94558 • (707) 259-0102 • FAX (707) 259-0117
www.aptech-online.com
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