Seiko DH33 Support and Manuals
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Popular Seiko DH33 Manual Pages
Manual - Page 2
... in it being all instructions for use in severe ...so-called Swiss model.
CAUTION
CAUTION ...set for safety's sake. DH33 is not suitable for Nitrox
diving unless you should check before every dive if the FO2 value set forth in this field, which , if not strictly observed, could result in this manual... watch . E ENnGglLiIsShH
WARNING
The SEIKO Diving Computer Cal. If any one...
Manual - Page 3
... THE TERMS 24
BATTERY CHANGE 26
TO PRESERVE THE QUALITY
OF YOUR WATCH 27
TROUBLESHOOTING 28
SPECIFICATIONS 29
5
Nodecompression limits, however, will cause malfunctions.
● When the surface interval time is less than the stop in your requirement.
DH33. When it by 1.03. English
PRECAUTIONS FOR DIVING
● Strictly observe the precautions below...
Manual - Page 4
... " shows to which expands upon the theories of the so-called Swiss model.
■ Dive function ● The watch is set for the watch from 22% to 50%.
■ Dive plan function ...8226; Adjusting the time difference
• Setting percentage of depth and temperature can be selected from GMT.
English
FEATURES
The SEIKO Diving Computer Cal. DH33 is equipped with only the press of the...
Manual - Page 5
... each press, flashing digits change in the following order:
Hour ➡ Minutes
▼
Press to set the flashing digits.
* The digits move quickly by keeping the button pressed.
* When both the hour... ▼ Press to return to ring once a day at the same time in the TIME/CALENDAR SETTING display, all the segments of the display will automatically return to the TIME/ CALENDAR in 1 to ...
Manual - Page 6
...procedure above.
■ ILLUMINATING LIGHT
Press in 30 minute increments up to set easily.
● The time difference can be replaced at cost.
10
English
HOW TO USE TIME FUNCTIONS
■ HOUR ...the regular alarm mark
flashes. Notes: 1. Show the REGULAR ALARM display to engage or disengage them manually, press button
,
,
, or
in any display.
● Alarm test
Press and hold ...
Manual - Page 7
... used only when you wish to dive with ordinary air.
• "Nx" disappears.
▼
or ▼
Press to set FO2 for nitrox diving, be set from 22% to 50% according to the gas mixture of your scuba ... to return to FO2 display.
▼ 13
When the nitrox mark "Nx" is flashing:
Nitrox mark ● If FO2 was set for FO2, the percentage of oxygen in the ordinary air. In that case...
Manual - Page 8
... respectively. Notes:
1. Altitude rank indicator
Altitude rank
0
1
2
3
Measurement error
Indicator
Altitude above table provides general guideline of no -decompression limit. It indicates that... only, and the altitude rank indication does not indicate a specific altitude.
2. No-decompression limit
FO2 you have set in the DIVE PLAN display, those in the above sea level...
Manual - Page 9
...are displayed to display current time, partial pressure of your watch, following the instructions set forth in "BEFORE DIVING" in violation of the decompression stop warning, and the...the gas mixture of no -decompression limit. DISPLAY WHILE DIVING
During no need to change the displays manually.
● As you are underwater. ● Select the measurement units of depth and temperature as...
Manual - Page 11
... at maximum depth are made a decompression stop.
By pressing button C, the display changes over in the opposite direction of oxygen (PO2) has exceeded 1.5. When "1-2" is set for "1-2"
1st display shown when the dive log function is divided and shown in two separate displays. It appears if you have exceeded no -decompression...
Manual - Page 12
English
USE OF TERMS IN THIS MANUAL
DEFINITION OF THE TERMS AND BASIC DESIGN OF THE WATCH
Terms Depth
Definition and basic design of the watch
The watch measures the depth of water from memory.
▼
Press to return to an impermissible amount of nitrogen having a specific gravity of 1.03. Ex.) If the...
Manual - Page 13
....0° C (23° F up to 160 ft) are in danger of oxygen. If the measurement is outside this range is set, the watch calculates nitrox diving, and the nitrox mark "Nx" is over.
If the diver ascends to higher levels of suffering from oxygen toxicity.
25
In nitrox diving, the diver is...
Manual - Page 14
... be sure to replace it may decrease in your possession may be replaced at a SEIKO SERVICE CENTER. If a child swallows it was purchased to drop your AUTHORIZED SEIKO DEALER or SERVICE CENTER if you...9679; If it out of
the reach of replacing the battery is replaced with a new one , "meters (m) and centigrade (° C)" are automatically set the measurement units as this may cause a ...
Manual - Page 15
... temperature range ...
4 Display system TIME/CALENDAR display ..... A dive beyond the specified limit was turned on the auto switch.
Set the time before requesting a battery change without prior notice for battery replacement.
English
TROUBLESHOOTING
Problem The display became blank. The battery life indicator is out of digits may dim, and the change and recalculates residual...
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