Omron CV500 Installation Manual page 155

Specifications
Battery Lifetimes
CPU Battery
The minimum lifetimes of the battery are given below.
Model
CV500/CVM1-CPU01-EV2
CV1000/2000, CVM1-CPU21-EV2
without Expansion DM,
CVM1-CPU11-EV2
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.
Memory Card Battery
The life of the battery of the Memory Card varies with the Unit, as shown in the following table.
Model Capacity
HMC-ES641 64 KB
HMC-ES151 128 KB
HMC-ES251 256 KB
HMC-ES551 512 KB
142
Battery life
5 years 9,000 hours (approx. 1 year)
5,600 hours (approx. 0.6 year)
2,900 hours (approx. 0.3 year)
Time
(years)
CV1000 with
Expansion DM
CV1000 without
Expansion DM
Approx. 2.3 year
Life
5 years
3 years
1 year
0.5 years
Memory backup time without power supplied
Guaranteed value
Approx. 4.4 years
CV500
Approx. 1 year
Approx. 0.6 year
Approx. 0.3 year
Temperature ( C)
Appendix B
Effective value
43,000 hours (approx. 5
years)