Specifications
Appendix B
Battery Lifetimes
CPU Battery
The minimum lifetimes of the battery are given below.
Model
Battery life
Memory backup time without power supplied
Guaranteed value
Effective value
CV500/CVM1-CPU01-EV2
5 years
9,000 hours (approx. 1 year)
43,000 hours (approx. 5
years)
CV1000/2000, CVM1-CPU21-EV2
without Expansion DM,
CVM1-CPU11-EV2
5,600 hours (approx. 0.6 year)
2,900 hours (approx. 0.3 year)
CV1000/2000, CVM1-CPU21-EV2
with Expansion DM
Guaranteed value: Memory backup time without power supplied at 55°C.
Effective value:
Memory backup time without power supplied at 25°C.
Time
(years)
Approx. 4.4 years
CV500
CV1000 with
Expansion DM
CV1000 without
Expansion DM
Approx. 1 year
Approx. 2.3 year
Approx. 0.6 year
Approx. 0.3 year
Temperature (°C)
Memory Card Battery
The life of the battery of the Memory Card varies with the Unit, as shown in the following table.
Model
HMC-ES641
HMC-ES151
HMC-ES251
HMC-ES551
Capacity
64 KB
Life
5 years
128 KB
256 KB
512 KB
3 years
1 year
0.5 years
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