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Lithium Battery Replacement - Honeywell Class 320 Meter Installation Instructions Manual

Class 320 advanced kwh/demand meter
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CLASS 320 METER

9.0 LITHIUM BATTERY REPLACEMENT

The Class 320 meter has a lithium coin cell battery, which is used to retain the
contents of SRAM and the RTC during power outages. The battery's life expectancy is
greater than 5 years.
Nominal Working Voltage
Nominal Current Capacity
Cell Chemical
Operating Temperature Range
Manufacturer
Manufacturer's Part Number
Table 1. Battery specifications at 25 degrees Celsius.
WARNING
Replace battery with Panasonic part number CR2032 only. Use of another
battery may present a risk of fire or explosion. See owner's manual for safety
instructions.
The battery cell is mounted in a coin cell holder on the upper right side of the main
power board. The internal unit firmware will set a flag to indicate the low battery
condition. When the unit data is next downloaded, the monitoring facility will be alerted
of the low battery condition and will schedule a service call.
CAUTION
Battery may explode if mistreated. Do Not recharge, disassemble, or dispose
of in fire.
62-0397-02
3 Vdc Output
225 mAHr
Manganese Dioxide Lithium
-30 to +60 Degrees Celsius
Panasonic
CR2032
+
Fig. 23. Lithium Battery Cell.
34
BATTERY
M33197

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