ENAMEL RATER MANUAL: V.10
15
3.3
FREE RUN AND REVERSE POLARITY
i.
Place a can in the can stand, fill with electrolyte and lower
the probe.
ii.
Press FREE RUN.
The rating indicator will light, the timer display will
increment and the current will be displayed in milliamps.
The check circuits will be active but will not prevent
operation. If either of the red warning indicators is lit then
more electrolyte should be added or the can should be
rotated against the body contacts as necessary.
iii.
To freeze the reading at any point press FREE RUN.
Rating will stop and the timer will be halted. Rating can
be resumed by pressing FREE RUN once more.
iv.
To reverse the polarity press REVERSE POLARITY.
Note that the contact and level check circuits are disabled
when reverse polarity is selected.
v.
To return to normal polarity, press FREE RUN.
vi.
To return to standby mode, press END.
Reverse polarity operation is similar, but press REVERSE
POLARITY instead of FREE RUN.
If the timer should reach 100 seconds, the mode will be cleared
automatically and the will revert to standby mode.
Free run and reverse polarity are available from within batch mode
and operate as described above except that pressing END or the
timer reaching 100 seconds will return the to the stage
from where free run or reverse polarity had been selected.