| Model 81
Series Deluxe General Purpose Brass Regulator, Dual Stage |
| Description |
General
purpose regulators with a rugged construction, for use with
non-corrosive gases.
 |
|
| Applications |
- Calibration
of pressure gauges, rotameters, and mass flow controllers
- General
purpose applications where a constant delivery pressure is
required
- Applications
with high duty cycle/demanding operating conditions
|
| Design
Features/Components |
- Forged
brass bodies
- 302
stainless steel (1st stage) and neoprene (2nd
stage) diaphragms
- 2-½"
inlet and delivery pressure gauges
- Equipped
with outlet needle valve
- ¼"
NPTM outlet connection
- One-piece
encapsulated seat with (10µ) internal fitter to protect
against contamination
|
| Materials of Construction |
| Gauges: |
Chrome
plated brass |
| Body: |
Forged
brass |
| First
Stage Bonnet: |
Chrome-plated
forged brass |
| Second
Stage Bonnet: |
Chrome-plated
forged brass |
| First
Stage Diaphragm: |
302
stainless steel |
| Second
Stage Diaphragm: |
302
stainless steel |
| Seats
1st Stage |
PTFE |
| Seats
2nd Stage |
PTFE |
| Seals: |
Neoprene |
| Maximum
Inlet Pressure: |
3000
psig (20,700 kPa) |
Maximum
Flow Rate:
(At 2000 psig, N2): |
Model
8L: 360 SCFH (170 SLPM)
Model 81: 800 SCFH (380 SLPM)
Model 81H: 1400 SCFH (660 SLPM)
Model 81-250: 3200 SCFH (1510 SLPM) |
| Flow
Capacity(Cv): |
0.15 |
| Operating
Temperature: |
-20°F
to 140°F (-29°C to 60°C) |
| Porting: |
¼"
NPT female |
| Porting
Configuration: |
2
High, 2 Low, 1 Interstage |
| Shipping
Weight: |
6
lbs |
| Ordering
Information |
| Model |
Delivery
Pressure Range |
Delivery
Pressure Gauge |
Cylinder
Pressure Gauge |
| 81L-CGA |
2-15
psig |
0-30
psig |
0-3000
psig |
| 81LA-510* |
2-15
psig |
0-15
psig |
0-400
psig |
| 81-CGA |
4-50
psig |
0-100
psig |
0-3000
psig |
| 81H-CGA |
10-100
psig |
0-200
psig |
0-3000
psig |
| 81-250-CGA |
20-250
psig |
0-400
psig |
0-3000
psig |
*Acetylene
service only
NOTE: Some CGA limitations may apply. |
| Model |
Description |
| 400V |
Check
Valve |
| CON-0208-BO |
Compression
Tube Outlet Connection (Brass) |
|
|
|
