AP 19000 pages

SERIES AP 1900

TIED DIAPHRAGM REGULATOR
Intermediate Flow–High Pressure

Operating Parameters

• Single stage
secondary remelt
construction

• Large diaphragm for

increased sensitivity and
control

vacuum to 3,500 psig (241 bar)
1 to 10 psig (0.07 to .7 bar)
1 to 30 psig (0.07 to 2 bar)
2 to 60 psig (0.14 to 4 bar)
2 to 100 psig (0.14 to 7 bar)
5 to 150 psig (.34 to 10 bar)
4,000 psig (276 bar)
8,000 psig (552 bar)

• Vacuum to 3,500 psig
(241 bar) inlet

Other Parameters

• Surface finish

Inlet/outlet connectors
Bonnet port
Flow coefficient (Cv)
Internal volume
Operating temperature
Surface finish

15 Ra max /10 Ra avg

(10, 7 & 5 Ra max options)

• Cleaned, assembled

and packaged for high
purity semiconductor
applications

• High flow (HF) option
• 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, 3/8 or 1/2 inch face seal or tube weld
1/8 inch NPT
0.13 (HF = 0.16)
0.82 in3 (13.5 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

HF

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 or panel (optional)
0.25 psig per 100 psig source pressure change
0.6 psig per 100 psig source pressure change

Materials
Type of Service
Wetted Parts
Body
Poppet, diaphragm
Finish
Seat

Series AP 1900 S
Noncorrosive

Series AP 1900 SH
Corrosive

SS 316L secondary remelt
SS 316L
electropolished and passivated
PCTFE (Polyimide optional)

ENGINEERING DATA — SERIES AP 1900 TIED DIAPHRAGM REGULATOR

Source pressure
Delivery pressure AP 1901
AP 1902
AP 1906
AP 1910
AP 1915
Proof pressure
Burst pressure

• Stainless steel 316L VAR

SS 316L secondary remelt
Ni-Cr-Mo alloy / UNS N06022
electropolished and passivated
PCTFE

All specifications subject to change without notice.

687 TECHNOLOGY WAY NAPA, CA 94558 • (707) 259-0102 • FAX (707) 259-0117

www.aptech-online.com