Push-to-read
When the front button is depressed, the LCD will display the hour meter reading for 6 seconds min. The hour meter will not accumulate time during this operation.
Reset type/level (after or during recharge)
CTR = Charge Tracking Reset
If the gage is connected to the battery during recharge, the gage will track the battery charge level.
OCR = Open Circuit Reset
If the gage is disconnected from the battery during recharge, the gage will retain the last indication. It will advance to full when reconnected only if the battery voltage is above the OCR level. For standard (“B”) reset, OCR = 2.09 VPC*.
*VPC = volts per cell.
15!