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Description:1785-L30B — PLC-5/30 processor module with 32K-word memory, supporting DH+ and Remote I/O communication for reliable medium-scale industrial automation and control applications.
Product condition: New
Packing condition:Factory Packing
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| Manufacturer | Allen-Bradley |
| Item number | 1785-L30B |
| Country of Origin | United States |
| Lead Time | In stock |
| After-Sales Support | 12-months |
| HS Code / Commodity code | 8537101190 |
Quotes are valid for 30 days from the day the quote is received unless stated otherwise at the time of quotation.
Yes,we offer one year warranty for all new products.
Yes. We worked with FEDEX/DHL/TNT/UPS/ allowing us to provide swift global delivery of parts to any corner of the world.
Normally 3-5 working days,some remote areas 5-7 days more.
PLC Autocontroller | 20 years of excellence in industrial automation parts supply
1785-L30B| processor module
PLC Autocontroller | Sales Manager May | Wechat id: dcsfcs
Product Overview
The 785-L30B is a standard PLC-5/30 processor module in the Allen-Bradley PLC-5 series, used for logic operations, I/O management, and field communication in medium-sized industrial automation control systems. This controller utilizes the mature PLC-5 architecture, supports DH+ and Remote I/O networks, and enables stable distributed control and industrial data exchange.
This model features 32K words of user memory, making it suitable for medium-sized production control systems and capable of long-term operation in manufacturing, process industries, and infrastructure sectors. It is one of the classic PLC-5 controllers.
Technical Specifications
Product Model: 1785-L30B
Product Series: Allen-Bradley PLC-5
Control Type: PLC-5/30 Processor
User Memory: 32K Words SRAM
Maximum I/O Points: 1024 Inputs / 1024 Outputs (or mixed)
DH+ Communication: Supported (configurable to scan/adapter mode)
Remote I/O Supported
Serial Interface: RS-232 / RS-422 / RS-423
Maximum I/O Racks: Approx. 29 (including remote racks)
Program Scan Time: Approx. 3–10 ms (depending on communication rate and load)
Installation Method: Left slot of 1771 PLC-5 rack
Operating Temperature: 0°C ~ 60°C
Key Advantages
Mature and Stable PLC-5 Architecture
Based on the Allen-Bradley PLC-5 platform, which has been proven over many years, it is suitable for continuous industrial production environments and offers high stability.
32K Words of Control Memory
Provides medium-scale control capabilities, supporting complex logic operations and production process control.
DH++ Remote I/O Communication
Supports industrial field networks and distributed I/O architectures, achieving stable device-level communication.
Flexible I/O Expansion Capabilities
Supports up to 1024 I/O points and multi-rack expansion, meeting the needs of medium-sized systems.
Easy Maintenance and Backup
Can be paired with an EEPROM module for program backup and rapid recovery, reducing downtime.
Sales Manager May
E-mail: ab@mooreplc.com
Phone: +86-18106909650 (whatsapp)
Wechat id: dcsfcs
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