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18.2 Backup Battery
The
i
³C Lite. contains a run-time battery monitor that checks the voltage of the internal lithium battery.
This battery is used to run the real-time clock and maintains retentive registers when power is
disconnected. Under normal conditions the battery in the
i
³C Lite should last 7 to 10 years. Higher
operating temperatures or variations in batteries may reduce this time.
18.3 Indications the battery needs replacing
If the battery is 7 to 10 years old, it is recommended that it be replaced as preventative maintenance.
18.4 Battery Replacement
The
i
³C Lite uses a 3V Lithium Coin battery which can be ordered from IMO.
Below are the steps to replace the battery.
1.
Make sure the user program and any data stored in retentive memory is backed up.
2.
Disconnect all power from the
i
³C Lite. unit including I/O power.
3.
Remove all connectors, and then use a flat head screwdriver to press and release the four (4)
clips. Remove the back cover.
4.
Remove the old battery. It may require a small flat blade screwdriver to lift it from the holder.
5.
Dispose of the battery properly; see the above warning on disposal regulations.
6.
Slide the new battery into the holder. Make sure the battery is inserted with the proper
polarity. The top tab of the battery holder should contact the positive (+) terminal of the
battery.
7.
Place the back cover over the unit and gently press each corner evenly in order to snap the
clips back into place.
8.
Apply power to the unit. Check that the battery error is no longer reported. If the unit still
reports the error, remove the battery immediately and contact
WARNING:
Disposal of lithium batteries must be done in accordance with federal, state, and local regulations. Be
sure to consult with the appropriate regulatory agencies
before
disposing batteries. In addition, do not re-charge,
disassemble, heat or incinerate lithium batteries.
WARNING:
Do not make substitutions for the battery. Be sure to only use the authorized part number
to replace the battery.
WARNING:
Lithium Batteries may explode or catch fire if mistreated.
Do not recharge, disassemble, heat above 100°C (212°F) incinerate, or puncture.
WARNING: EXPLOSION HAZARD
—
BATTERIES MUST ONLY BE CHANGED IN AN AREA KNOWN TO BE
NON-HAZARDOUS.
Summary of Contents for i3C Lite
Page 1: ......
Page 8: ...Page 8 ...
Page 65: ...Page 65 Figure 9 3 Screen Calibration ...
Page 78: ...Page 78 Figure 11 2 Relay and Digital Output ...
Page 82: ...Page 82 Figure 11 5 Digital Input ...
Page 86: ...Page 86 11 9 RTD Wiring on J3 Connector ...
Page 110: ...Page 110 Figure 13 8 Alarm Configuration in i Config ...
Page 167: ...Page 167 ...