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[OM] Re: Leaving OM-2n on 'AUTO' - How much battery drain?

Subject: [OM] Re: Leaving OM-2n on 'AUTO' - How much battery drain?
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Thu, 10 Jan 2008 19:34:36 -0500
But, based on Tim's reports of 357 capacity of 185-190 mah, if the meter 
is only drawing 0.18 ma the battery should last roughly 1000 hours. 
Doesn't sound like too much to worry about if you accidentally leave it 
on from time to time.

Chuck Norcutt

John Hermanson wrote:
> Sorry, close but no cigar.  The drain caused by the 2N meter being left 
> on (0.18 ma) will be constant and won't turn off.  The 2S, 3, 4,  etc. 
> will turn the meter off after 1-2 minutes, but there is still that pesky 
> battery drain baseline that you can't do anything about.  On these 
> models, turning the shutter speed dial to B/60 does not eliminate it.
> 
> "Off" on the 2N is a modified "auto" setting.  If the camera is used in 
> a bright light situation that would have given you a shutter speed above 
> 1/45th, you will still get that correct auto speed while set to "off". 
> It's like shooting on auto without the meter display turned on. Main 
> circuit that controls auto speed turns on as the mirror starts to go up. 
> A properly operating OM-2/2N has NO battery drain with meter off & 
> shutter closed.
> 
> John
> CPS, Inc.
> 
> 
> On 1/10/2008 4:15:07 PM, Lukasz Grabun (lgrabun@xxxxxxxxx) wrote:
>> Amin Sabet pisze:
>>
>>> When I set the OM-2n to 'OFF,' I often forget to set it back to 'AUTO'
>>> before shooting.  Furthermore, I often forget to set it to 'OFF' after
>>> shooting and instead leave it on 'AUTO' for hours on end.  Can I just
>>> leave it on 'AUTO' all the time, or will the batteries quickly die
>>> this way?
>> At last! A question I can answer!
>>
>> The camera turns automatically off after some time (10 minutes?). Not
>> that I would leave it in AUTO mode by purpose.
>>
>> --
>> Łukasz Grabuń
>> http://grabun.com/
>>
> 
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