Series B1S, B2S, B1T, B2T
Description
Barksdale\'s Bourdon Tube Pressure Switches offer instrument class accuracy, making them an ideal solution to your pressure control needs when accuracy is critical. Built-in over-travel stops allow for higher proof pressures than most other pressure switch technologies. Setpoints are easily adjusted via an internal adjustment screw. Available in single and dual configurations, Bourdon Tube Pressure Switches are adaptable for use in a wide range of industrial applications. A variety of limit switches is available to allow for a multitude of electrical switching conditions. For applications requiring a highly accurate switch in a highly durable package, Bourdon Tube Pressure Switches are the ideal solution
Features
- Diaphragm Seal Option Available
- High accuracy
- High pressure up to 18,000 psi
- Tamper-proof external adjustment
- Single and dual switching capability
- Water tight housing versions available (NEMA 4)
Technical specifications
Wiring Code
| Lead | Circuit #1 | Circuit #2 |
|---|---|---|
| Normally Closed | Blue | Orange |
| Common | Purple | Brown |
| Normally Open | Red | Yellow |
General Specifications
| Electrical Characteristics: | All models incorporate Underwriters Laboratories, Inc. and CSA Listed single pole double throw snap-action switching elements. |
| Accuracy: | ±1% of the adjustable range |
| Switch: Type: Rating: | Single pole double throw (SPDT) snap action; single or dual circuit 10 amp @ 125/250 VAC 3 amp @ 480 VAC 0.5 amp @ 24 VDC |
| Wetted Parts: Process Fitting & Bourdon Tube: Enclosure: | 316 series stainless steel Anodized aluminum |
| Electrical Connection: Stripped Model: Housed Model: | 21" Free Leads Internal terminal strip via conduit connection |
| Enclosure Ratings: Housed Model: | NEMA 4 |
| Pressure Connection: | Housed models with proof pressure up to 7,200 psi and stripped models with proof pressure up to 6,000 psi; 1/4" NPT female; All higher pressure ranges: superpressure fitting for 1/4" O.D. tube. |
| Approvals: UL/CSA (optional): | UL File E42816 Class 3231 02; File No. 022355-0.000 |
| Temperature Range: Operating: | -40° to +165°F (-40° to +74°C) |
| Adjustment Instructions: | Turn adjustment screw clockwise to lower setpoint, counterclockwise to raise setpoint |
| Options: | -UL/CSA approval (max rating 300 VAC) -NEMA 4X -Temperature stabilization and pre-cycle -Cleaned for oxygen service |
| Shipping Weight: Stripped Model: Housed Model: | 1.5 lbs. approximate 2.5 lbs. approximate |
