Buhlmann ZH-L8 algorithm, redesigned by Randy Bohrer
Tissues: 12 with saturation half-times that range between 5 and 640 minutes
Salt water calibration
Range of measurement: 0 - 99.9 m (0-199.9 in Gauge function)
Maximum surface time: 48 h
Altitude range: from 0 to 6000 m
3V CR 2032 battery which can be replaced by the user as it is easy to find at a low cost.
Battery lifetime: approximately 2 years at 50 dives per year
Display is back lit for 5 seconds (by pressing a button)
Replaceable protective screen for the display
Possibility of use with air or Nitrox mix (choice between 2 different mixes during the same dive)
Adjustment of oxygen fraction from 21% to 50% with increments of 1% for the first mix and from 21% to 99% for the second mix
Partial oxygen pressure adjustment from 1.0 to 1.6 bars, with increments of 0.1 bars for each of the mixes
Possibility of inserting a personal safety factor, which can be selected on 3 positions
Possibility of inserting an alarm upon reaching a pre-established depth
Bar graph for nitrogen saturation
Bar graph for CNS oxygen toxicity
Indicator of ascent speed at 4 levels
Audio and visual alarms
Decompression stops foreseen up to a depth of 30 m
Safety stops of 3' at the end of every dive that exceeds a depth of 10 m (not compulsory)
Date and time incorporated
Gauge function (only current and maximum depth, dive time (minutes and seconds),ascent speed, time. Functions up to 199.9 m
Logbook of the last 30 hours of dives or the last 60 dives, with 3 data displaysfor each dive.
Memory of the total number of dives, of the hours spent under water and of the maximum depth reached
Profile of every dive (without interface)
Transfer of data to PC (with optional interface, not available for Windows Vista).
Complete scrolling of NDL times to 48 m
Simulator for dives with air or with enriched mixes, for single or repetitive dives, complete with alarms and every other function that can be set using independent buttons, both during descent and ascent.
Possibility of performing general reset so that the computer can be used in a diving centre
Possibility of changing from metric units to imperial units and vice versa