Instrumentation
Pressure Switches
Economical Pressure Switch   A1PS/A1VS Adjustable Pressure Switch    APS/AVS
A1PS/A1VS are designed with a 
APS/AVS offer reliable switching for 
15AmpSPDT switch for direct control  pressure/vacuum alarm, shutdown or 
of pumps and motors. Available in  control. The units are readily 
pressure, vacuum, or compound  adjustable throughout their range 
ranges, the switches offer a field  using the locking adjusting ring and 
adjustable set point. Easily adjust the  indicating pointer. The body is 
switch by aligning the top of the self  constructed of stainless steel for 
locking adjusting nut with the desired  durability in harsh environments. 
setting. 12" (30 cm) wire leads .
Subminiature Pressure Switch     A2 Low Cost Diaphragm Pressure Switch  CS/CD
Designed for OEM Use, Field 
Visible Set Points, Fixed or Adjustable 
Adjustable, Submersible Models  Deadband. Series CS, CD combines
Available. Designed for OEM  advanced design and precision 
applications, the Series A2 is  construction with small size and low 
economical and is equipped with high  price. Unit is ideal for instrument 
proof pressure capabilities for  panels, small compressors and 
demanding applications. The A2 is  general industrial applications. Visible 
available with either spade terminals  set point and easy to wire SPDT snap 
or flying leads (submersible).  switch reduce installation time.