Specifications – Rockwell Automation 1768-L43_L45_L43S_L45S CompactLogix Controllers Installation Instructions User Manual
Page 32
32 CompactLogix Controllers
Publication
1768-IN004D-EN-P - December 2009
Specifications
1768-L43, 1768-L43S, 1768-L45, 1768-L45S Controllers
Attribute 1768-L43
1768-L43S
1768-L45
1768-L45S
1768 backplane module
support
2
4
Backplane current
1.3 A @ 24V
1.4 A @ 24V
2.0 A @ 24V
2.1 A @ 24V
1769 backplane current
output
2.0 A @ 5.2V
2.0 A @ 5.2V
1768 backplane current
output
2.8 A @ 5.2V
5.6 A @ 5.2V
Total 1768 and 1769
backplane current output
4.8 A @ 5.2V
7.6 A @ 5.2V
Power dissipation
6.3 W
(2)
7.5 W
(2)
8.3 W
(2)
9.5 W
(2)
Power consumption
31.3 W
33.6 W
48.0 W
50.4 W
Number of 1769-series I/O
modules, max
16
30
Number of I/O banks, max
2
3
Number of 1768 modules
available, max
2
(3)
4
(3)
Isolation voltage
30V (continuous)
Functional Insulation Type
Type Tested @ 500V AC for 60 s, RS-232 to system
Wiring category
(1)
2 - on communication ports
North American
temperature code
T4
IEC temperature code
Not
Applicable
T4
Not
Applicable
T4
Mounting screw torque
1.16 N
•
m (10 lb
•
in), using M4 or #8 screws