1771-ASB Advantages
The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module stands out from comparable 1771 communication modules in several key areas.
Classic remote I/O slave adapter design. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module is the standard remote slave adapter for PLC‑5 remote I/O networks, the Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module is widely matched with all common PLC‑5 CPU models.
Adjustable communication baud rate. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module supports multiple baud rate options selected via DIP switches, the Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module adapts to different remote transmission distance requirements.
DIP switch rack address setting. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module uses on-board DIP switches to set remote rack address, the Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module does not rely on software for basic node address setup.
Intuitive LED diagnostic indicators. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module provides clear visual LED feedback for module power, link status and communication faults, the Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module helps maintenance engineers quickly troubleshoot remote I/O link failures.
Full compatibility with standard 1771 chassis. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module can be inserted into any standard 1771 I/O chassis, the Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module works together with mixed digital and analog 1771 I/O modules.
Stable long-distance distributed I/O control. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module uses twinaxial shielded cable for remote I/O transmission, the Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module is a preferred spare part for old production line maintenance.
1771-ASB Applications
Distributed remote I/O slave rack for PLC‑5 systems. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module is a standard remote communication slave within Allen‑Bradley 1771 PLC‑5 remote I/O systems, the Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module transfers all I/O data of the 1771 chassis back to the main PLC‑5 controller.
Packaging and conveyor control retrofit projects. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module is applied on separated machine I/O racks of legacy conveyor, sorting and packaging machines running PLC‑5 controllers.
Water and wastewater distributed instrument control. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module connects field I/O chassis of sensors and valves back to the central PLC‑5 control cabinet through remote I/O link.
Chemical and factory skid-mounted control cabinets. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module is used for skid I/O racks that are physically separated from the main control room.
Spare replacement for end-of-life automation equipment. The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter Module is stocked as spare-replacement unit for existing 1771-ASB Series A field installations to reduce production downtime.
1771-ASB Certifications & Compliance
The Allen‑Bradley 1771-ASB Series A Remote I/O Adapter 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 units supplied are 100% new original Allen‑Bradley parts. Every Allen‑Bradley 1771-ASB Series A Remote I/O Adapter 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.
