Why is the battery life so short on my Shearwater Perdix Diving Instrument?
If you're experiencing short battery life with your Shearwater Diving Instrument, make sure that the battery type setting is correct. You can adjust this setting when you change the battery.
How to fix 'Low Battery Int.' on Shearwater Perdix?
If your Shearwater Diving Instrument displays 'Low Battery Int.', you should replace the battery.
Why did my Shearwater Perdix Diving Instrument upgrade fail?
If the firmware upgrade on your Shearwater Diving Instrument failed, possibly due to a communications error or corrupted file, try the upgrade again. If the problem persists, contact Shearwater.
What to do if my Shearwater Perdix Diving Instrument battery dies without warning?
If the battery of your Shearwater Diving Instrument dies without warning, verify that the battery type setting is correct. This adjustment can be made when you replace the battery.
How to set correct time on Shearwater Perdix?
To correct an inaccurate time on your Shearwater Diving Instrument, adjust the time in the System menu.
What to do if my Shearwater Perdix Diving Instrument shows High CNS?
If your Shearwater Diving Instrument displays 'High CNS', you should either switch to a gas with a lower PPO2 or ascend to a shallower depth, provided your decompression ceiling allows it.
What to do if my Shearwater Perdix indicates a fast ascent?
If your Shearwater Diving Instrument indicates 'Fast Ascent', use a slow ascent rate. Monitor yourself for any symptoms of DCS and use extra conservatism for future repetitive dives.
What to do if my Shearwater Perdix Diving Instrument displays 'Missed Stop'?
If your Shearwater Diving Instrument displays 'Missed Stop', descend to a depth deeper than the currently displayed stop depth. Monitor for symptoms of DCS and use extra conservatism for future repetitive dives.
What to do if my Shearwater Perdix Diving Instrument displays 'High PPO2'?
If your Shearwater Diving Instrument displays 'High PPO2', you should change your breathing gas to one that is safe for your current depth.
What to do if my Shearwater Diving Instrument displays 'Low PPO2'?
If your Shearwater Diving Instrument displays 'Low PPO2', change your breathing gas to one safe for the current depth.
How color coding indicates normal, warning, and critical alerts on the display.
Lists alternative values that can replace the NDL display on screen.
Importance and procedure for calibrating the digital compass.
Manually switching between low and high PPO2 setpoints in CC mode.
How to choose or change the active breathing gas or diluent.
Setting the low PPO2 setpoint value.
Setting the high PPO2 setpoint value.
Setting up the percentage of oxygen and helium for each gas.
Viewing details and profiles of recorded dives.
Setting the operating mode (OC, CC, Gauge) and salinity.
Configuring decompression model, conservatism, and last stop.
Customizing display units, brightness, and screen orientation.
Steps to update firmware via the Shearwater Desktop software.
Steps to update firmware using the Shearwater Cloud Mobile app.
Alert indicating a required decompression stop was violated.
General| Display Type | Full-color LCD |
|---|---|
| Screen Size | 2.2 inches |
| Battery Type | User-replaceable AA battery |
| Connectivity | Bluetooth |
| Algorithm | Bühlmann ZHL-16C with Gradient Factors |
| Screen Resolution | 320 x 240 pixels |
| Depth Rating | 260 meters / 850 feet |
| Modes | Gauge |
| Dimensions | 83 x 74 x 39 mm |
| Gas Support | Air, Nitrox, Trimix |
| Dive Log Capacity | 1000 hours |
| Compass | 3-axis, tilt-compensated digital compass |
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