Batteries, Time and date clock, Specifications appendix a – Rockwell Automation 2711-KA1_KC1_TA1_TA4_TC1_TC4 PanelView Terminals for DOS/Windows User Manual
Page 88: Batteries time and date clock
Specifications
Appendix A
A-7
Permanent factory installed lithium batteries have a total lithium weight of
0.6 gram. Batteries are not burdened when AC Power is applied to the
terminal. The following chart indicates battery life, with continuous
exposure to the specified temperatures, without power applied to the
terminal:
ББББББББ
ББББББББ
+86
°
F (+30
°
C)
ББББББББ
ББББББББ
Greater than 10 Years
ББББББББ
ББББББББ
+104
°
F (+40
°
C)
ББББББББ
ББББББББ
Greater than 10 Years
ББББББББ
ББББББББ
+113
°
F (+45
°
C)
ББББББББ
ББББББББ
Greater than 10 Years
ББББББББ
ББББББББ
+122
°
F (+50
°
C)
ББББББББ
ББББББББ
7 Years
ББББББББ
ББББББББ
+158
°
F (+70
°
C)
ББББББББ
ББББББББ
16 Months
Battery fail indications are displayed automatically. These calculations are
based on battery life specifications provided by the battery manufacturer
and does not take battery shelf life into account.
display modes: AM/PM or Military (Hours, minutes, seconds)
date display includes month, day and year
time and date plus “day of week” can be transferred to the host PLC
controller
time and date can be transferred from the host PLC controller
battery-backed
automatic leap year correction
The clock’s accuracy depends on age and temperature:
Age
25
°
C 3
°
C
0
°
C - 50
°
C
New
0.9 min/mo.
2.4 min/mo.
1 yr
1.1 min/mo.
2.4 min/mo.
2 yrs
1.3 min/mo.
2.6 min/mo.
3 yrs
1.6 min/mo.
2.9 min/mo.
Batteries
Time and Date Clock