IDEC Micro HG4G Series, Инструкция

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10.1 Replacing the Backup Battery
A backup battery is built into the HG4G/3G, HG2G-5F to retain the internal backup data
(log data, keep resister, and keep relay) and clock data.
When the “Replace the battery” message is displayed, replace the backup battery by
following the procedure below.
When the “Battery level LOW” message is displayed, replace the battery immediately;
otherwise, the backup data and clock data may be lost.
Whether or not to display the reminder message for battery replacement can be specified
with the configuration software. Refer to the User
’s Manual for details.
(1) Remove the battery holder cover.
(2) Turn on the power to the HG4G/3G, HG2G-5F, wait for approximately one minute, and
then turn off the power again.
<Note>
After turning off the power to the HG4G/3G, HG2G-5F in step (2), complete the steps
through (4) within 30 seconds to replace the battery without losing the backup data and
clock data. However, it is recommended that the backup data be transferred to flash
memory as a precautionary measure. For the procedure to transfer the data to flash
memory, refer to the User
’s Manual. If it is not necessary to save the data, step (2) can be
skipped.
(3) Remove the battery from the battery holder.
(4) Put a new replacement battery into the battery holder. Do not insert the battery
reversely.
(+) side