Specifications - Citizen C520 Instruction Manual

Q. SPECIFICATIONS
1. Model
2. Accuracy of time measurement
3. Accuracy of depth measurement
4. Watch operation temperature range
5. Display functions
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C520 (depth indication is in meters)
C526 (depth indication is in feet)
average ±20 seconds/month (at normal temperature
5˚C - 35˚C/41˚F - 95˚F)
± (3% of indicated value + 30cm/1ft)
when used at a constant temperature.
* Assured accuracy temperature range: 10˚C -
40˚C/50˚F - 104˚F
Accuracy of depth measurement is affected by
changes in the surrounding temperature.
-10˚C - 60˚C/14˚F - 140˚F
1) Analog display
Time: hours, minutes, seconds
2) Digital display
Time: [hours, minutes] and [seconds] (switch dis-
play)
Calendar: [Date, day of the week] (year and
month displayed only during adjustment)
Alarm: hours, minutes/OFF
Chronograph: minutes, seconds, 1/100 seconds, split
time, (100 minutes system)
Log Memo:
Log No. ... 1 - 4
Dive date ... month, date
Dive start time ... hours, minutes
Maximum depth ... 1.0 - 80.0m (4ft - 260ft)
* 0.0m (0ft) displayed within 1.0m/4ft, ---m/---ft
displayed over 80.0m/260ft.
Diving time ... 00 minutes 00 seconds - 399 minutes
* Stored log data memos for the last 4 dives can be
recalled.
Dive Mode:
Depth measurement display ... 1m - 80m/4ft - 260ft
(0.1m/1ft units)
* ---m/---ft displayed over 80.0m/260ft.
Diving time measurement ... 400 minute measurement
(1 second units)
* From 100 minutes to 399 minute
s, display is in 1
minute units.
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