SERIES DA/DS BOURDON TUBE PRESSURE SWITCHES

SERIES DA/DS BOURDON TUBE PRESSURE SWITCHES

SERIES A9 SNAP-ACTION PRESSURE SWITCH

SERIES A9 SNAP-ACTION PRESSURE SWITCH

SERIES A7 MINI PRESSURE SWITCH

Designed for OEM’s, High Current Capacity

Series A7 Mini Pressure Switches have been designed for high current applications. These switches are small and inexpensive, making them ideal for OEM use. The Series A7 switches utilize a high-quality snap-action switch, which is diaphragm actuated. They have a silicone diaphragm and nylon housing. The A7 switches are compact and lightweight which adds to the ease of installation. The set point must be factory set, but a broad operating range makes them great for a variety of applications.

  • Models are built to your specification.
  • Set point is factory preset and is not field adjustable.
  • MINIMUM ORDER is 100 pcs.

Grouped product items
Model Description Availability* Qty Price

Specifications

Service:
Non-hazardous gas or liquid.
Wetted Materials:
Silicone and nylon.
Temperature Limits:
14 to 185°F (-10 to 85°C).
Pressure Limits:
50 psig (3.45 bar).
Enclosure Rating:
General purpose.
Repeatability:
±10% of set point.
Mounting Orientation:
Switch can be installed in any position.
Weight:
0.04 lb (0.02 kg).
Deadband::
0.6 to 0.8" w.c. (1.5 to 2 mbar).

Product Literature

Manuals

Catalog Pages

Model Chart

EXAMPLE A7 1 3 1 1 10.00 Series A7-1311-10.00 Mini Pressure Switch, SPDT, 5A @ 125/250 VAC, 4.88 mm male Q.C. tabs electrical connection, 4 mm tube OD push on (side) process connection, set point at 10.00 psi.
SERIES A7           Mini Pressure Switch
SWITCH TYPE   1
2
        SPDT
SPST, NO
ELECTRICAL RATING     3
5
      5A @ 125/250 VAC
22A @ 125/250 VAC
ELECTRICAL
CONNECTION
      2     6.35 mm Male Q.C. Tabs
PROCESS
CONNECTION
        1
2
3
  4 mm Tube OD Push On (Side)
1/8" Male NPT (Bottom)
1/4" Male NPT & 4 mm OD Push On (Bottom)
SET POINT           00.00 Between 00.25 and 15.00 psi*

*Set point 0.90-15.0 psi for Electrical Rating Code 5.

Questions

Question
For which pressure switch applications are gold contacts recommended?
Answer
For "dry circuit" applications where little or no current is flowing in the circuit to help burn off contact dirt and oxidation. Switches used with solid state circuits often fall in this category.
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Model Description Availability* Price