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1756-L61S

1756-L61S Allen-Bradley SIL3 Processor

In stock (16 units), ready to be shipped

  • Manufacturer: Allen-Bradley

  • Product No.: 1756-L61S

  • Product Type: Safety Controller

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 145g

  • Shipping port: Xiamen

  • Warranty: 12 months

30-Day Return Policy · 12-Month Warranty
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Description

Allen-Bradley GuardLogix 1756-L61S Safety Controller

Product Status: Discontinued - The 1756-L61S is a GuardLogix safety controller from Allen-Bradley with 2MB standard memory + 1MB dedicated safety memory. This SIL3/PLe certified controller features integrated safety functions and requires a 1756-LSP safety partner module. Replacement model: 1756-L72S.

Core Features

  • 2MB standard memory + 1MB safety memory
  • SIL3/PLe safety certified
  • 128,000 I/O capacity
  • Integrated safety functions
  • Requires 1756-LSP safety partner module
  • Dual-channel safety monitoring
  • Fault-tolerant architecture
  • Secure mode switching

Processor Specifications

  • Brand: Allen-Bradley / Rockwell Automation
  • Series: GuardLogix L6
  • Model: 1756-L61S
  • User Memory: 2MB
  • Safety Memory: 1MB
  • I/O Memory: 478KB
  • I/O Capacity: 128,000 points
  • Power Consumption: 3.5W (11.9 BTU/hr)
  • Current Draw: 1.2A @ 5.1VDC, 14mA @ 24VDC
  • Isolation Voltage: 30V continuous

Environmental Ratings

  • Operating Temperature: 0-60°C
  • PCB Protection: Conformal coated
  • Corrosion Resistance: Yes
  • Enclosure Type: Open-style

System Notes

  • Product status: Discontinued
  • Replacement available: 1756-L72S
  • Compatible with all 1756 ControlLogix chassis
  • Requires 1756-LSP safety partner module

Package Includes

  • 1x Allen-Bradley 1756-L61S GuardLogix safety controller
  • 1x documentation

Technical Documentation

📥 Download Product Datasheet PDF

FAQ

1. What is the status of the 1756-L61S controller?

The 1756-L61S is discontinued. The recommended replacement is the 1756-L72S GuardLogix controller.

2. What safety certifications does this controller have?

It is certified for SIL3 and PLe with integrated safety functions and dual-channel monitoring.

3. How much memory does the 1756-L61S have?

It features 2MB standard memory, 1MB safety memory, and 478KB I/O memory.

🏷️ Tags: Safety Controller
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In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.

Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.

For more details, please review our Shipping & Return Policy.

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