Hardware Manual User Manual

Calculation Example 1
Chatter basic consumption per day (fixed) = 1.0
No. of logs per day @sensor consump.=2mA 1 x 0.1 = 0.1
No. of logs per day @sensor consump. =4mA - x 0.2 = -
No. of event logs per day @sensor consump.=2mA - x 0.1 = -
No. of event logs per day @sensor consump. =4mA - x 0.2 = -
No. of calls per day 1 x 3 = 3.0
No. of alarm calls per day 0.01 x 3 = 0.03
Consumption per day (total): 4.13
Battery lifetime in days: 15000/consump. per day [day] = 3632.1
Battery lifetime in months: Battery lifetime [days]/30 [months] = 121.1
Battery lifetime in years: Battery lifetime [months]/12 [years] = 10.0 yrs
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Calculation Example 2
Chatter basic consumption per day (fixed) = 1.0
No. of logs per day @sensor consump.=2mA 24 x 0.1 = 2.4
No. of logs per day @sensor consump. =4mA - x 0.2 = -
No. of event logs per day @sensor consump.=2mA 60 x 0.1 = 6.0
No. of event logs per day @sensor consump. =4mA - x 0.2 = -
No. of calls per day - x 3 = -
No. of alarm calls per day - x 3 = -
Consumption per day (total): 9.4
Battery lifetime in days: 15000/consump. per day [day] = 1595.7
Battery lifetime in months: Battery lifetime [days]/30 [months] = 53.2
Battery lifetime in years: Battery lifetime [months]/12 [years] = 4.4 yrs
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Data Logger
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