ACT Meters GOLD-PLUS 6V/12V Battery Tester - Manual (Page 5)

Operating Instructions
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5
Commonly used in motor vehicles and have
removable caps so that you can visually check
that the acid/water level is above the battery
plates. To measure the Ah capacity available in
car FLOODED batteries, adjust the Ah calibration
control to the ‘ - ‘ position as shown.
+
-
0
Ah
◀
TYPE FLOODED
Car FLOODED (Wet Cell)
NB: This position is calibrated to typical car FLOODED (WET)
batteries. If required, Ah adjustment can be made to suit any
Calibrating to Non Standard Battery Types
Follow the procedure below:
1. Set Ah calibration to zero position
2. Connect to new fully charged battery
3. Make tight connections RED + BLACK -
4. Record battery voltage reading
5. Press test button (1sec) to obtain Ah capacity
6. Adjust Ah calibration as close as possible to match
stated Ah capacity
7. Repeat test to verify capacity if required
8. Note Ah position to test these types of batteries