Allen-Bradley controllogix 1756-L55M12, User Manual

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Publication 1756-UM001G-EN-P - January 2007
12 ControlLogix System Overview
The ControlLogix controller is part of the Logix5000 family of
controllers. A ControlLogix system includes:
•
the ControlLogix controller is available in different combinations
of user memory.
•
RSLogix 5000 programming software.
•
1756 ControlLogix I/O modules that reside in a 1756 chassis.
•
different communication modules for EtherNet/IP, ControlNet,
DeviceNet, DH+, and Universal remote I/O networks.
•
other networks via third-party devices, such as Foundation
Fieldbus and the Highway Addressable Remote Transducer
(HART).
•
a built-in serial port on every ControlLogix controller.
Controller Memory for Data
and Logic I/O Nonvolatile
Backup Memory
1756-L55M12 750 KB 208 KB no
1756-L55M13 1.5 MB 208 KB no
1756-L55M14 3.5 MB 208 KB no
1756-L55M16 7.5 MB
≤
3.5 MB of data
208 KB no
1756-L55M22 750 KB 208 KB Integrated
1756-L55M23 1.5 KB 208 KB Integrated
1756-L55M24 3.5 KB 208 KB Integrated
1756-L61 2 MB 478 KB
CompactFlash
(1)
card
(1)
CompactFlash is optional and does not come with the controller.
1756-L62 4 MB 478 KB
CompactFlash
(1)
card
1756-L63 8 MB 478 KB
CompactFlash
(1)
card
1756-L64 16 MB 478 KB
CompactFlash
(1)
card
1756-L60M03SE 750 KB 478 KB
CompactFlash
(1)
card