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1. Introduction
Congratulations on your choice of the TUSA IQ-850 Dive Computer.
The IQ-850 is a compact and sophisticated dive instrument that will
give you reliable, trouble free performance, dive after dive.
The information in this manual has been developed for your safety.
Please read and understand this manual completely before using
your new TUSA dive computer.
2. Key Features
Among the IQ-850’s key features:
• Air, Nitrox, Gauge and Time Operating modes
• Dot matrix tissue compartment/message display window
• Vibration, audible, and visual alarms
• 2 mix switching feature: Mix 1(Air, 21-99%), Mix 2(21-99%)
• 25 hour/dive log memory, PC downloadable
• Advanced user safety settings and alarms
• Manual or Water activation
• Large alphanumeric and backlit display
• User replaceable battery (Battery: CR2032)
3. Common Sense Warnings
As is true of every piece of diving equipment, including all dive
computers, the IQ-850’s abilities are not limitless. There are certain
limitations and restrictions of which you must be aware, and certain
precautions you must take when using the IQ-850.
