Allen-Bradley 1756-L61S GuardLogix Controller PLC

Product Overview

The Allen-Bradley 1756-L61S is a GuardLogix safety controller. It belongs to the ControlLogix series. This module provides integrated safety and standard control. It is designed for high-performance applications. The 1756-L61S offers 2 MB of user memory. It also includes 478 KB of I/O memory. This controller supports up to 128,000 digital I/O points. It can handle up to 4,000 analog I/O points. The module draws 1200 mA at 5.1 Volts DC. It draws 14 mA at 24 Volts DC. Power dissipation is just 3.5 Watts. Thermal dissipation is 11.9 BTU per hour. This unit is an open-style enclosure. It has an isolation voltage of 30 Volts continuous. This product is now discontinued and obsolete.

Application Scenarios

This controller is ideal for complex automation tasks. It works well in safety-critical systems. Use it in manufacturing and process industries. It is perfect for robotic cell control. It fits packaging and material handling lines. The GuardLogix platform ensures machine safety. It reduces the need for separate safety relays. This saves panel space and wiring costs. It is suitable for applications needing high I/O counts. It can manage large distributed control systems. It works with other ControlLogix modules seamlessly.

Technical Specifications

The 1756-L61S has a maximum I-O count of 128,000. It supports 128,000 digital I-O and 4,000 analog I-O. User memory is 2 MB. I-O memory is 478 KB. Current draw is 1200 mA at 5.1V DC. Current draw is 14 mA at 24V DC. Power dissipation is 3.5 Watts. Thermal dissipation is 11.9 BTU per hour. Isolation voltage is 30 Volts continuous. The enclosure type is none, open-style. The UPC is 10612598321749. The UNSPSC code is 32151705. The product lifecycle status is discontinued.

Installation & Maintenance Guide

Mount the controller in a ControlLogix chassis. Use the correct slot number for addressing. Connect power to the backplane. Do not exceed 30 Volts continuous. Ensure proper ventilation for cooling. Keep the module free from dust. Check connections for tightness. Do not remove the module while powered. Use proper grounding techniques. Follow Rockwell Automation guidelines. For replacement, order the latest model. This unit is obsolete and no longer made.

Packing List

One Allen-Bradley 1756-L61S GuardLogix Controller. No additional accessories included. The unit is sold as is. It is an open-style module. No cables or mounting hardware included. The product is shipped in an anti-static bag. It is packed securely for transit. Shipping is via Fedex, UPS, or DHL.