Differential Pressure Indicator

Admiral's differential pressure indicators are a miniature, rugged reliable and accurate means for positively indicating if a gage or differential pressure exceeds a specified value when a red indicatorbutton appears.
Admiral's differential pressure indicators are installed in thousands of filter applications aboard ships and aircraft worldwide.
Benefits
One model meets all normal requirements
Resistant to pressure surges
Very small size and lightweight
Modular design prevents possible loss of parts during installation
No moving seals
Shock and vibration resistant
Solid metal barrier isolates system pressure
Features
"Built-in" variable delay surge suppressor
Indicator button cannot be reset until the cause of the over pressure has been corrected
Thermal lockout to prevent operation below a preset temperature.
Same size indicator even with differential pressure increases
Use of only one magnet to limit size and weight
Modular design without loose parts might require assembly