Omega Products PSW-802 User Manual
ECONOMICAL INDUSTRIAL
121
(4.76)
(1.14)
H
EX
(1.26)
HEX
3
8
(1.5)
D
IA.
1
/4 NPT MALE
PRESSURE PORT
3
05 (12) FREE
LEADS
STANDARD
1
/2 N
PT FEMALE
CONDUIT FITTING
S
29
32
PRESSURE SWITCHES
PSW-800 Series
Vacuum to 7500 psi
All Models
⻬ Easy Adjustment with
⻬ Rugged Industrial Design
⻬ Standard
The PSW-800 Series comprises
economical pressure switches that
feature an easy-to-adjust setpoint
with locking set screw. They have a
sealed-piston or diaphragm-piston
design, ideal for harsh environments.
All models come with 300 mm (12")
color-coded leads and a 1⁄2" female
conduit fitting for electrical
connections.
SPECIFICATIONS
Setpoint Repeatability:
Hysteresis/Deadband:
See “To Order” table at right
Contact Rating: 5 A max
@ 125/250 Vac, silver serrated contacts
3 A max @ 28 Vdc
Temp Range: -20 to 75°C (-4 to 167°F)
(vacuum range); -30 to 75°C (-22 to
167°F) (500 psi and below); -40 to 75°C
(-40 to 167° F) (600 psi and above)
Thermal Effects: <1% for 25°C
(45°F) change
Proof Pressure: See “To Order” table
Burst Pressure: 2x proof pressure
Sensor Type:
Wetted Parts:
Pressure Port:
Electrical Connection: 300 mm (12")
free leads with
Housing: Open-type plastic housing
Weight: 0.4 kg (0.95 lb)
$
90
Locking Set Screw
1
⁄2" Female
Conduit Fitting for
Electrical Termination
Diaphragm Models (PSW-801
to PSW-807): ±1% of span
Piston Models (PSW-808 to
PSW-811): ±1.5% of span
PSW-801 to PSW-807:
Diaphragm piston
PSW-808 to PSW-811: Sealed piston
500 psi and Below: Brass, Buna-N
600 psi and Above: Brass, Buna-N
and stainless steel
1
⁄4 MNPT
1
⁄2" female conduit fitting
PSW-805, $90,
shown smaller
than actual size.
WIRE CODE PRESSURE VACUUM
Lead Color Color
Normally closed Blue Red
Common Purple Purple
Normally open Red Blue
Recommended Reference Book:
Handbook of Chemical Technology
and Pollution Control,
See Section Y For Additional Books
CM-4416, $115.
Dimensions: mm (in)
MOST POPULAR MODELS HIGHLIGHTED!
To Order (Specify Model Number)
PRESSURE SETTING RANGE
MODEL DECREASING INCREASING DEADBAND PROOF
NUMBER PRICE MIN MAX MIN MAX RANGE PRESSURE
VACUUM MODEL (inHg)
PSW-801 $90 1 28 4 30 1 to 4 30 psi
GAGE PRESSURE MODELS (psig)
PSW-802 $90 2.5 12.8 3 15 0.5 to 2.2 1000 psi
PSW-803 90 5 31 6 35 1.0 to 4.0 1000 psi
PSW-804 90 8.5 44 10 50 1.5 to 6.0 1000 psi
PSW-805 90 22.5 112 25 125 2.5 to 13 1000 psi
PSW-806 90 70.0 220 50 250 10 to 30 1000 psi
PSW-807 90 110 440 130 500 20 to 60 1000 psi
PSW-808 90 190 450 250 600 60 to 150 7000 psi
PSW-809 90 360 1450 430 1700 70 to 250 7000 psi
PSW-810 90 1450 3900 1650 4400 200 to 500 7000 psi
PSW-811 90 3650 6700 4000 7500 350 to 800 12,000 psi
Comes complete with operator’s manual.
Ordering Example: PSW-804, 10 to 50 psi pressure switch with 1.5 to 6.0 psi deadband
range and 1000 psi proof pressure, $90.
H-17
One Omega Drive | Stamford, CT 06907 | 1-888-TC-OMEGA (1-888-826-6342) | info@omega.com
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