set terminal png
#set output "chrge.svg"
#set size 1.0,.5
set format x "%y%m%d\n%H:%M"
#set format x "%H:%M"
#set timefmt "%Y-%m-%d %H:%M:%S"
set timefmt "%y%m%d %H:%M"
set yrange [ 00.00 : 35 ] noreverse nowriteback
set ytics 1
#set ticscale 5 1
#set time 
set  xdata time
# time range must be in same format as data file
#set xrange ["2008-11-17 08:00":"2008-11-17 22:18"]
#set xrange ["2010-08-26 20:00":"2010-08-28 14:00"]
#set xrange ["0-13:00:00":"0-14:00:00"]

set title "Plot of power-outage in Nata/Tanzania\nPower_controller monitoring/charging 12V/XXAh Lead-Acid battery with AC-adapter"

set ylabel "Voltage/Current/Temp"

float = 13.39
charge = 14.5


plot    "q2.dat" using 1:($3) title "Battery voltage" with line, \
        "q2.dat" using 1:($6) title "Charge current" with line, \
        "q2.dat" using 1:($8) title "Disconnect voltage limit" with line, \
        "q2.dat" using 1:($14) title "Load current" with line, \
        "q2.dat" using 1:($13*$14) title "Load effect" with line, \
        "q2.dat" using 1:($7) title "Battery Temp" with line, \
        float title  "Floating voltage" with line; \
#charge title "Charge-thresh" with line 3 0




#pause -1;