116 Rockwell Automation Publication 1769-UM021G-EN-P - October 2015
Chapter 5 CompactLogix 5370 Controllers Overview
CompactLogix 5370 Control
System Components
Tab le 2 describes components a CompactLogix 5370 controller uses in a typical
control system.
Table 2 - CompactLogix 5370 Control System Components
System Component Product Family
CompactLogix 5370 L1 Controllers CompactLogix 5370 L2 Controllers CompactLogix 5370 L3 Controllers
Controller One of the controllers that is documented in this publication
Power supply External power supply that is connected to the
embedded 24V DC nominal input of the
controller, nonisolated power supply. The
power supply has a 10…28.8 input range.
External power supply that is connected to the
embedded 24V DC input of the controller,
isolated power supply
One of the following 1769 Compact I/O™
power supplies:
• 1769-PA2
• 1769-PB2
• 1769-PA4
• 1769-PB4
Communication networks
components
Any of the following:
• EtherNet/IP network via built-in EtherNet/
IP network ports
• USB connection only for programming and
firmware upgrades
Any of the following:
• EtherNet/IP network via built-in EtherNet/IP network ports
• DeviceNet network via a 1769-SDN module
• USB connection only for programming and firmware upgrades
Software • One of the following:
– RSLogix™ 5000 software, version 20.xx.xx, - For CompactLogix 5370 controllers that are using firmware revision 20.xxx
– Logix Designer application, version 21.00.00 or later, - For CompactLogix 5370 controllers that are using firmware revision 21.000 or later
• RSLinx® Classic software, version 2.59.xx or later
• RSNetWorx™ for DeviceNet software, version 11.00.00 or later
IMPORTANT: This software is not used with CompactLogix 5370 L1 controllers because they do not offer DeviceNet connectivity.
Secure Digital (SD) card for
external nonvolatile memory
• 1784-SD1 card - Ships with CompactLogix 5370 controller and offers 1 GB of memory
• 1784-SD2 card - Available for separate purchase and offers 2 GB of memory
I/O modules • 16 embedded 24V DC digital input points -
The nominal input voltage is 24V DC but the
operating range is 10…28.8V DC.
• 16 embedded 24V DC digital output points -
The nominal input voltage is 24V DC but the
operating range is 10…28.8V DC.
• Local expansion modules- 1734 POINT I/O™
modules
• Distributed I/O - Multiple I/O module
product lines over an EtherNet/IP network
• 16 embedded 24V DC digital input points
• 16 embedded 24V DC digital output points
• Only 1769-L24ER-QBFC1B and
1769-L27ERM-QBFC1B controllers
– Four embedded high-speed counters
– Four embedded universal analog input
points
– Two embedded analog output points
• Local expansion modules- 1769 Compact
I/O modules
• Distributed I/O - Multiple I/O module
product lines over DeviceNet and
EtherNet/IP networks
• Local expansion modules- 1769 Compact
I/O modules
• Distributed I/O - Multiple I/O module
product lines over DeviceNet and
E
therNet/IP networks
Re
set button If held in during controller powerup, it clears the user program from the internal memory of the controller.
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