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1785-L30B Allen-Bradley

Original price $450.00 - Original price $1,091.75
Original price
$450.00
$450.00 - $1,091.75
Current price $450.00
Surplus - Tested (With Warranty)
Need a Specific Revision?
$450.00
2 in stock
New / Open-Box Surplus
Need a Specific Revision?
$1,091.75
3 in stock
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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The 1785-L30B is an Allen-Bradley PLC-5/30 standard processor module in the enhanced PLC-5 family. It occupies a single slot in a 1771 I/O chassis and serves as a central control unit in sequential and regulatory control applications. With 32 Kwords of user program memory and support for both local and remote I/O, it is typically applied in mid-sized process control, manufacturing, and distributed I/O installations where legacy PLC-5 architecture is maintained.

Best Suited For

  • Mid-sized sequential control applications
  • Distributed I/O architectures with remote racks
  • Legacy system maintenance or expansions
  • Integration with 1771 I/O modules
User Memory
32 Kwords
Max Total I/O
1024
Backplane Current
2.3 A @ 5 V
Power Dissipation
17.3 W

Technical Specifications

I/O & Electrical

Max Total I/O
1024 (any mix) or 1024 in + 1024 out (complementary)
Max Analog I/O
1024

Communication & Power

Backplane Current
2.3 A @ 5 V
Power Dissipation
17.3 W

Physical & Environmental

Operating Temperature
0…60 °C (32…140 °F)
Non-Operating Temperature
-40…85 °C (-40…185 °F)

1-Year Warranty

Every tested unit is backed by our free 1-year PLC Department warranty, direct from us.

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USA Stock

Sourced and shipped from Texas, USA. Never anonymous overseas marketplace stock.

30-Day Returns

Hassle-free RMA. If the part is not right for your application, send it back within 30 days.

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Rockwell Automation documentation

Access official manuals, datasheets, and lifecycle information for this part directly from Rockwell Automation.

Visit RockwellAutomation.com

Must Read: Disclaimer

PLC Department sells surplus and refurbished industrial automation products, including but not limited to programmable logic controllers (PLCs), which are sourced exclusively through independent third-party channels. PLC Department is not an authorized distributor, reseller, or representative of any manufacturer listed on this website, including Rockwell Automation or its Allen-Bradley brand. All product warranties, where offered, are provided solely by PLC Department and not by the original manufacturer.

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