Seiko V181 - Manual (Page 6)

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English
ROTATING BEZEL (for models with rotating bezel)
l The rotating bezel can show up to 60 minutes of elapsed time.
1. Turn the rotating bezel to align its " "
mark with the minute hand.
Note: For some models, the rotating bezel rotates only counterclockwise.
Start
Elapsed time
2. Read the number on the rotating bezel
that the minute hand points to.
30 minutes
have elapsed.
SPECIFICATIONS
1 Frequency of crystal oscillator .......... 32,768 Hz (Hz = Hertz … Cycles per second)
2 Loss/gain (monthly rate)
For Cal. V110, V145, V181, V182 ... ±20 seconds at normal temperature range
(5 °C to 35 °C/ 41 °F to 95 °F)
For Cal. V111 .................................. ±15 seconds at normal temperature range
(5 °C to 35 °C/ 41 °F to 95 °F)
3 Operational temperature range
For Cal. V110, V145, V181, V182 ... –5 °C to 50 °C/ 23 °F to 122 °F
For Cal. V111 .................................. –10 °C to 60 °C/ 14 °F to 140 °F
4 Driving system .................................... Step motor
5 Power supply ...................................... Manganese titanium-lithium rechargeable battery
6 Additional function
For Cal. V145, V181, V182 ............. Instant-start function, energy depletion forewarning
function and overcharging prevention function
For Cal. V111 .................................. Energy depletion forewarning function and overcharging
prevention function
For Cal. V110 ..................................... Overcharging prevention function
7 IC (Integrated Circuit) ........................ C-MOS-IC, 1 piece
• The specifications are subject to change without prior notice for product
improvement.