Rockwell Automation Publication 1756-UM001O-EN-P - October 2014
75
Start Using the Controller
Chapter 3
Estimate 1756-BA2 Battery Life
The 1756-BA2 batteries are for use in 1756-L6
x
/B controllers. Use
estimate how much time can elapse before the battery becomes low.
Table 9 - Worst-case Estimates of 1756-BA2 Life according to Temperatures and Power Cycles
Temperature 2.54 cm (1 in.) Below
the Chassis, max
Power Cycles
Battery Life Before the BAT Status Indicator Turns Red
Project Size
1 MB
2 MB
4 MB
8 MB
16 MB
-25…35 °C (-13…95 °F)
3 per day
3 years
3 years
26 months
20 months
10 months
2 per day or less
3 years
3 years
3 years
31 months
16 months
41…45 °C (105.8…113 °F)
3 per day
2 years
2 years
2 years
20 months
10 months
2 per day or less
2 years
2 years
2 years
2 years
16 months
46…50 °C (105.8…113 °F)
3 per day or less
16 months
16 months
16 months
16 months
10 months
51…55 °C (123.8…131 °F)
3 per day or less
11 months
11 months
11 months
11 months
10 months
56…70 °C (132.8…158 °F)
3 per day or less
8 months
8 months
8 months
8 months
8 months
Содержание 1756-L63XT
Страница 4: ...4 Rockwell Automation Publication 1756 UM001O EN P October 2014 Summary of Changes Notes...
Страница 18: ...18 Rockwell Automation Publication 1756 UM001O EN P October 2014 Preface Notes...
Страница 78: ...78 Rockwell Automation Publication 1756 UM001O EN P October 2014 Chapter 3 Start Using the Controller Notes...
Страница 126: ...126 Rockwell Automation Publication 1756 UM001O EN P October 2014 Chapter 7 Manage Controller Communication Notes...
Страница 136: ...136 Rockwell Automation Publication 1756 UM001O EN P October 2014 Chapter 8 I O Modules...
Страница 168: ...168 Rockwell Automation Publication 1756 UM001O EN P October 2014 Chapter 10 Develop Applications Notes...
Страница 182: ...182 Rockwell Automation Publication 1756 UM001O EN P October 2014 Chapter 12 Redundant Systems Notes...
Страница 210: ...210 Rockwell Automation Publication 1756 UM001O EN P October 2014 Index Notes...
Страница 211: ......