The Shearwater Petrel 2 EXT Dive Computer is a rugged & reliable technical dive computer with a whole range of customisability & a Fisher connector to integrate your rebreather. The bright screen is easy to read & you have control over where information is laid out. Piezo-electric Buttons on either side don't require any kind of movement or pressure to use them so are quick & easy even when wearing thick gloves. The Centre Row Information on the dive screen can be customised & changed to what you need to know for your dive. Depth, time & oxygen sensor display Bühlmann decompression model with gradient factors conservatism Optional VPM-B decompression model Imperial & metric displays A menu system that adapts to diving status Automatic turn off after 15 minutes on the surface Depth sensor rated to 450 feet/140 meters of seawater Dive Planner Any combination of oxygen, nitrogen, & helium (Air, Nitrox, Trimix) Open & closed circuit, switchable during a dive 5 CC & 5 OC gases Gases can be changed & added during a dive CNS tracking No lockout from violating deco stops Automatic PPO2 set-point switching (configurable) Two PPO2 set-points, each of which can be set between. 4 & 1.5 Flexible user replaceable battery. Almost any ‘AA’ type Tilt compensated digital compass 1000 hour dive log memory Log downloads & firmware upgrades using Bluetooth MODES OC Rec 3 gas nitrox recreational computer OC Tec Multi gas, trimix decompression computer CC INT Closed circuit fixed PPO2 CC EXT Closed circuit real time monitoring of 1 or 3 O2 sensors SCR EXT Semi-closed monitoring of PPO2 for 1-3 O2 sensors Gauge Bottom timer with stop watch & dive logging SPECIFICATIONS Screen Resolution 320x 240 QVGA Display Type Full colour LED LCD Battery Type Single AA (any type) Battery Life AA Alkaline 35 Hours SAFT LS14500 100 Hours Number of Gases 5 OC / 5 CC
Dimensions Computer (Wx Hx D) 83x 74x 39mm (3.3"x 2.9"2.15") Package (Wx Hx D) 120x 100x 77mm (4.7x 3.9"x 3") Dive Log 1000 Hours Weight Computer 260g (0.57lbs) Package 380g (0.83 lbs) View product manual