Rockwell Automation 1756-Lx_Mx ControlLogix Controller and Memory Board Installation Instructions - Manual (Page 25)

ControlLogix Controller and Memory Board 25
Publication 1756-IN101L-EN-P - June 2008
Connecting a Battery
WARNING
When you connect or disconnect the battery an electrical arc can occur. This
could cause an explosion in hazardous location installations. Be sure that
power is removed or the area is nonhazardous before proceeding.
For Safety information on the handling of lithium batteries, including handling
and disposal of leaking batteries, see Guidelines for Handling Lithium
Batteries, publication
AG-5-4-NOV04 .
ATTENTION
To prevent possible battery leakage, even if the BAT status indicator is off,
replace a 1756-BA1 or 1756-BA2 battery according to the following schedule.
ATTENTION
Store batteries in a cool, dry environment. We recommend 25
°C
(77 °F) with 40…60% relative humidity. You may store batteries for up to 30
days between -45…85
°C ( -49…185 °F) , such as during transportation. To
avoid leakage or other hazards, do not store batteries above 60 °C (140 °F)
for more than 30 days.
If the temperature 1 in.
below the chassis is Replace the battery within
0…35 °C (32…95 °F) No required replacement.
36…40
°C (96.8…104 °F)
3 years.
41…45 °C (105.8…113 °F) 2 years.
46…50 °C (114.8…122 °F) 16 months.
51…55
°C (123.8…131 °F)
11 months.
56…60 °C (132.8…140 °F) 8 months.