General
AA-A2… differential pressure switches are field adjustable, compact pressure switches for automatic burner controls. Available with hose or NPT threaded connections. AA-A2-4… differential pressure switches are suitable for making and/or breaking a circuit when the medium pressure changes relative to the set point. AA-A2-4… versions feature hose connections. AA-A2-6… differential pressure switches are suitable for making and/or breaking a circuit when the medium pressure changes relative to the set point. AA-A2-6… versions feature NPT threaded connections that also include a test button in the lower housing.
Specifications
- Make: DUNGS
- Part Number: AA-A2-6-3
- Order Number: 266934
- Setting range in. W.C: 0.40 - 4.00
- Max. operating pressure: 7 PSI (500 mbar)
- Pressure connection: Threaded connection
- Ambient temperature -40 °F to +140 °F (-40 °C to +60 °C)
- Medium temperature -40 °F to +140 °F (-40 °C to +60 °C)
- Materials Housing: Polycarbonate | Switch: Polycarbonate | Diaphragm: NBR-based rubber | Switching contact: Silver (Ag) |
- Electrical ratings AC eff. min. 24 V max. 250 V DC min. 24 V max. 48 V
