Datasheet
SPECIFICATIONS
E41523
FEATURES / BENEFITS
RoHS
• Field adjustable vacuum set point ranges, from -3” H
2
O to -12 psi
• Snap acon basic switch, up to 25A*, 125/250 VAC
*Not available on all ranges
• .250” diameter; 1/8” NPT; or 1/4” Quick Connect Fing port
• Custom design and engineering available
• Small size, lightweight, low cost
• Dependable long life (10+ million cycles)
The versale high-current PSF109S vacuum switch oers
a wide-range eld adjustable set point; snap acon; and
choice of standard vacuum port design opons. For custom
applicaons, our in-house design and engineering team
provides rapid prototyping and manufacturing turnaround.
PSF109S SERIES
Sensing Vacuum Switch | High Current
Made in USA
MECHANICAL
Standard Tolerance ±20% (Tighter tolerances available)
Switch Type SPDT normally open or normally closed
Switching Medium Air; compatible fluids
Mechanical Life More than 10 million cycles
Operang Temp. +40°F to +150°F (standard) | -46°F to +205°F (contact us)
PHYSICAL
Case Material Polycarbonate (optional: Lexan 141, Ryton, Ultem
®
, Noryl
®
)
Vacuum Port Opons .250” diameter, 1/8” NPT, Quick Connect Fitting Port
Diaphragm Material Polyurethane / Teflon
®
(other material options available)
Contact Points Silver (Gold available on special order)
Electrical Connecons Terminals – .187”x.020” tab-type for use with quick disconnects
(ref. AMP #2-520182-2 or equivalent) .250” available — contact us
Mounng #2 Screws through eyelets
Weight Less than 20 grams
ELECTRICAL
Current Rang Varies by option – see Adjustable Vacuum Set Point Options overleaf
Operang Voltage 125/250 VAC– see Adjustable Vacuum Set Point Options (overleaf)
810 Hastings Street • Traverse City, MI, USA 49686 • Phone: 231-946-3800 • Fax: 231-946-0274 • Toll Free: 800-643-3884 • www.designexswitches.com