A45C absolute pressure switch, 0.2 to 20 psia
A45C absolute pressure switch, 0.2 to 20 psia
The Precision Sensors A45C is a lightweight, low-profile absolute pressure switch for altitude detection, typically in aircraft cabin air pressure monitoring.
Settings from 0.2 to 20 psia (-10,000 to 90,000 ft)
Repeatability ±0.1 psia + 0.5% of setting
Ni-Span-C capsule keeps the setpoint stable over temperature
Operates from -65 to 160 °F, weighs 1.5 oz
Skeletal design senses ambient air, no pressure fitting needed
SPST or SPDT, 7 Amps max. at 28 VDC
Solder terminals or free leads, custom options on request
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IP ratings explained – IP65, IP67, IP68 and IP69KPressure transducer vs transmitter vs switch – how to chooseAdditional information
| Pressure limit PSI | 0,25 |
|---|---|
| Sector | Defence |
| Measured variable | Pressure |
| Measuring range | 0,2-20psia |
| Temperature range | -54°C ~ 71°C |
| Max current | 5 A DC |
| Voltage | 250 VAC, 28 VDC |
| Material | Aluminium |
| Electrical connection | Free leads, Solder terminals |
| Weight | 36 g |
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