Battery type, Average battery lifetime specifications – Rockwell Automation 1785-Lx0E Ethernet PLC-5 Programmable Controllers Installation Instructions User Manual
Page 26
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Publication 1785-IN063B-EN-P - January 2006
26 Ethernet PLC-5 Programmable Controllers
Battery Type
Ethernet PLC-5 programmable controllers use 1770-XYC batteries that
contain 0.65 grams of lithium.
Average Battery Lifetime Specifications
Memory and Channel Specifications
This table lists memory and channel specifications of each Ethernet PLC-5
programmable contoller.
Allen-Bradley, Data Highway, Data Highway II, DH+, PLC-5, and RSLogix 5 are trademarks of Rockwell Automation, Inc.
Trademarks not belonging to Rockwell Automation are property of their respective companies.
Worst-case Battery Life Estimates
In This Controller:
At This
Temperature
Power Off
100%
Power Off
50%
Battery Duration
After The LED lights
(1)
PLC-5/20E, -5/40E,
-5/80E
60 °C
84 days
150 days
5 days
25 °C
1 year
1.2 years
30 days
(1)
The battery indicator (BATT) warns you when the battery is low. These durations are based on the battery supplying the only
power to the controller (power to the chassis is off) once the LED first lights.
Cat. No.
Max User
Memory
(words)
Total I/O Max
Channels
Max Number of I/O Chassis
Power
Dissipation,
Max
Backplane
Current
Load
Total
Extended
-Local
Remote
ControlNet
1785-L20E
16 k
512 any mix or
512 in + 512 out
(complement)
1 Ethernet
1 DH+
1 DH+/remote
I/O
13
0
12
0
19 W
3.6 A
1785-L40E
48 k
2048 any mix or
2048 in + 2048 out
(complement)
1 Ethernet
2 DH+/remote
I/O
61
0
60
0
19 W
3.6 A
1785-L80E
100 k
3072 any mix or
3072 in + 3072 out
(complement)
1 Ethernet
2 DH+/remote
I/O
65
0
64
0
19 W
3.6 A