Rockwell Automation Publication 1756-UM001M-EN-P - February 2012 37
Install the 1756-L6x Controller Chapter 2
Connection of the battery varies depending on your controller series:
• If you are using a series A controller, see page 38
.
• If you are using a series B controller, see page 39
.
IMPORTANT: To prevent program loss, replace a 1756-BA1 or 1756-BA2
battery according to the schedule below even if the BAT status indicator
is off.
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 2.54 cm (1 in.)
below the chassis is
Replace the battery within
-25…35 °C (-13…95 °F) No replacement required
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…70 °C (132.8…158 °F) 8 months
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