Diaphragm Valves
Pressure Regulators
Two-Stage, Positive Shut-off AP 1700
Springless Pressure Regulators
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Two-Stage, Positive Shut-off AP 1700
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Series AP 1700
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Features:
- Regulator of choice for
B2H6 cylinder applications
- SS 316L VAR secondary
remelt construction
- 15 µin. surface finish
(10, 7 and 5 µin. opt)
- Vacuum to 3,500 psig
(241 bar) inlet
- Cleaned, assembled
and packaged for high
purity semiconductor
applications
- Two stage pressure
reduction eliminates
supply pressure effect
Operating Parameters:
| Source pressure | | vacuum to 3,500 psig (241 bar) |
| Delivery pressure AP 1702 | | 1 to 30 psig (0.07 to 2 bar) |
AP 1706 | | 2 to 60 psig (0.14 to 4 bar) |
AP 1710 | | 2 to 100 psig (0.14 to 7 bar) |
| First stage pressure | | 175 psig (12 bar) nominal |
| Proof pressure | | 4,000 psig (276 bar) |
| Burst pressure | | 8,000 psig (552 bar) |
Other Parameters:
| Inlet/outlet connectors | | 1/4 or 3/8 inch face seal or tube weld |
| Bonnet port | | 1/8 inch NPT |
| Flow coefficient | | (Cv) 0.05 |
| Internal volume | | 0.92 in3 (15.1 cm3) |
| Operating temperature | | -40° to +160°F (-40° to +71°C) |
| Surface finish | | 15 µin. (0.4 µm) Ra max standard;
10 µin (0.25 µm); 7 µin (0.18 µm); and 5 µin (0.13 µm) optional |
| Inboard leakage | | 2 x 10-10 sccs |
| Outboard leakage | | 2 x 10-9 sccs He at 1,500 psig inlet pressure |
| Leakage across seat | | 4 x 10-8 sccs He at 1,000 psig inlet pressure |
| Installation | | surface or panel (optional) |
| Delivery pressure rise | | 0.05 psig per 100 psig source pressure drop |
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Biotechnology Industry
