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Allen-Bradley 1785-L20B PLC-5/20 Controller

18 in stock

Manufacturer: Allen Bradley
Product No.: 1785-L20B
Product Type: PLC 5 Programmable Controller
Condition: Brand New
Payment: T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months

Description
Reviews
Shipping & Payment

Description:

The 1785-L20B is a PLC-5/20 Processor by Allen-Bradley, featuring 16K Word SRAM memory. This controller falls under the PLC 5 Programmable Controller category, designed for various industrial applications.

Key Specifications:

Maximum User Memory Words: 16K
Total I/O Maximum (Any Mix): 512
Total I/O Maximum (Complimentary): 512 inputs + 512 outputs
Communication Ports:
- 1 DH+ (Fixed)
- 1 DH+/Remote I/O (Adapter or Scanner)
- 1 serial port (configurable for RS-232, 423, RS-422A)
Maximum Number of I/O Racks (Rack Addresses): 4 (0-3)
Maximum Number of I/O Chassis (Total): 13
Maximum Number of I/O Chassis (Remote): 12

Additional Information:

Battery-backed static RAM
EEPROM program backup option using 1785-ME16, -ME32, -ME64, and -M100
512 Analog I/O
I/O Scan Time:
- 10 ms @ 57.6 kbit/s
- 7 ms @ 115.2 kbit/s
- 3 ms @ 230.4 kbit/s
1 DH+ and 1 DH+/Remote I/O Channels
RS-232-C/422-A/423-A Configurable Serial Port
Backplane Current Load @ 5V: 3.3 A

Miscellaneous:

The Allen-Bradley 1785-L20B PLC-5 processors are single-slot modules for 1771 I/O chassis, offering diverse I/O, memory, and communication options. These processors include Data Highway Plus and RS-232-C/422-A/423-A communication ports. Additionally, Ethernet PLC-5 processors have an Ethernet port, and ControlNet PLC-5 processors feature a ControlNet port.

Documentation

RESOURCE	PUBLICATION NUMBER
User Manual	1785-um041

Contact Us

Email: sales6@5gplc.com
Business Hours: 24/7
Address: No.601, Hongwen Liuli, Siming District, Xiamen, China

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Payment: T/T, Western Union.

Shipping port: Xiamen.

Lead time: Typically 1–3 working days after payment confirmation (subject to stock).

Worldwide delivery: We ship industrial automation parts to customers around the world. Freight is quoted with your RFQ.

F.A.Q.

Common questions about quotes, shipping, warranty and returns

Click Request a Quote on the product page and send us the part number, required quantity, and destination country. Our sales team will reply with current availability, pricing, and estimated delivery time.

In-stock items are normally prepared after payment and order confirmation. Most orders are dispatched from our warehouse in China, although the shipping location may vary depending on current stock.

Yes. We ship industrial automation parts to customers worldwide. Shipping cost and transit time depend on the destination, package weight, product size, and local import requirements.

We commonly use DHL, FedEx, UPS, and other international courier services. The carrier can be selected according to the destination, delivery speed, shipment size, and customer requirements.

Our products are generally covered by a 12-month warranty. Eligible products may also be returned under our 30-day refund policy. Please contact our team before returning any item to confirm the applicable terms and return instructions.