1756-L61S | Allen-Bradley GuardLogix Controller

Allen-Bradley 1756-L61S GuardLogix Controller Overview

Key Technical Specifications

• The 1756-L61S offers 2 MB user memory for standard applications
• Dedicated 1 MB safety memory ensures reliable safety processing
• I/O memory capacity measures 478 KB for efficient data handling
• Maximum I/O capacity supports 128,000 digital points
• Analog I/O handling reaches 4,000 points maximum
• Power dissipation remains low at 3.5 watts during operation
• Thermal dissipation measures 11.9 BTU per hour

Communication Capabilities

• Integrated Ethernet port enables direct network connectivity
• Supports DeviceNet and ControlNet communication networks
• Compatible with communication interface modules in local chassis
• Monitors and controls I/O across ControlLogix backplane
• Manages network links for distributed control systems
• Enables connectivity with Ethernet-equipped devices
• Supports multiple controllers in same chassis configuration

Installation and Configuration

• Install in any slot of ControlLogix I/O chassis
• Multiple controllers can operate in same chassis
• Requires appropriate communication interface modules
• Features conformal coating for environmental protection
• Polymer coating protects against contaminants and humidity
• Extends product life in harsh industrial environments
• Open-style enclosure requires proper panel mounting

Power Requirements

• Current draw measures 1200 milliamperes at 5.1V DC
• 24V DC current requirement is 14 milliamperes
• Continuous isolation voltage rated at 30 volts
• Thermal management maintains 11.9 BTU/hour dissipation
• Efficient power design minimizes heat generation
• Suitable for continuous industrial operation

Frequently Asked Questions

• What memory configuration does the 1756-L61S offer?
  The controller provides 2 MB standard memory and 1 MB dedicated safety memory.
• What networks does this controller support?
  It supports DeviceNet, ControlNet, and features built-in Ethernet connectivity.
• What is the maximum I/O capacity?
  The processor handles up to 128,000 digital I/O points and 4,000 analog points.
• Do you guarantee product authenticity and availability?
  We stock only genuine Allen-Bradley products and typically ship within five business days.
• Which control systems is this compatible with?
  It works with both Allen-Bradley 1756 and 1768 control systems.
• What is your return policy for this product?
  We accept returns within 30 days for unopened products in original packaging.

For purchasing information or technical support, please contact: sales@nex-auto.com