1756-PLS/B Advantages
The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module stands out from comparable motion modules in several key areas.
Hardware‑based position triggering. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module executes position comparison locally on hardware, the Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module avoids latency caused by PLC program scan time.
Support differential 5V line‑driver encoder input. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module accepts standard A/B/Z incremental encoder signals, the Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module provides strong noise immunity for long wiring runs.
8 independent high‑speed output channels. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module allows separate cam profiles and trigger positions for each output, the Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module replaces multiple mechanical cam switches.
Built‑in encoder and speed diagnostics. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module detects encoder disconnection and abnormal speed conditions, the Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module sends fault tags to the controller for safety interlock action.
Native integration into Logix platform. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module can be configured, cam points edited and monitored directly inside Studio 5000 / RSLogix 5000, the Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module supports recipe storage for different product lengths.
Standard single‑slot ControlLogix form factor. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module fits all standard 1756 racks, the Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module simplifies cabinet layout and spare part standardization.
1756-PLS/B Applications
Flying shear and cut‑to‑length control. Dedicated position‑triggering unit within Allen‑Bradley 1756 ControlLogix PLC systems, the Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module triggers cutting actuators at precise material length positions. Packaging rotary cam machine control. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module provides synchronized output triggers for rotary fillers, index conveyors and sealing stations on packaging lines. Printing and converting line registration control. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module synchronizes mark detection and web processing actions based on encoder shaft position. Legacy ControlLogix System Spare Replacement. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module is stocked as spare‑replacement unit for existing PLS cam control installations. High‑speed rotary indexing machine control. The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module delivers repeatable position switching for rotary tables and intermittent motion equipment.
1756-PLS/B Certifications & Compliance
The Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module holds the following international safety and compliance approvals:
• UL listed — North‑American industrial control equipment safety approval. • CE certification — European industrial control equipment safety and EMC compliance. • C‑Tick marked — EMC compliance for Australian and New Zealand markets. • Class I Division 2 certified — Suitable for installation in specified hazardous classified locations.
All modules supplied are 100% new original Allen‑Bradley parts. Every Allen‑Bradley 1756-PLS/B Programmable Limit Switch Module unit is functionally tested before dispatch, packed in professional anti‑static packaging, and covered by a one‑year warranty from the date of delivery.
