Allen-Bradley 1761-L16BWB MicroLogix 1000 Programmable Controller

SKU 1761-L16BWB

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12-month warranty
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Manufacturer: Allen-Bradley
Product No.: 1761-L16BWB
Country of origin:United States
Product Type: Programmable Controllers
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 230g
Dimensions: 120 mm x 40 mm x 80 mm (L x D x H)
Shipping port: Xiamen
Warranty: 12 months

The 1761-L16BWB is a compact programmable controller belonging to the MicroLogix 1000 product line. This electronic processor functions as a localized control block designed to modernize hardwired control logic systems within machine control configurations, localized factory automation setups, and designated process loops. Powered by an external 24V DC utility framework, the module maintains direct discrete tracking through integrated digital channels, executing instruction words via internal memory logic blocks.

To enable technical updates, diagnostic tracing, and commissioning loops, the 1761-L16BWB features an RS232 serial communication interface supporting the native DF1 protocol format. This dedicated connection port allows cross-system link setups to Human Machine Interfaces (HMI), Supervisory Control and Data Acquisition (SCADA) packages, and peripheral hardware converters. The controller can also adapt to external multi-node DH485 networks using a separate advanced interface converter or execute adjustments through a physical hand-held setup interface.

Features

Built-in 16-point integrated I/O configuration optimizing local physical space.
Integrated communication channel backing native serial point-to-point interface.
Dual sinking and sourcing wiring options for versatile sensor configuration.
Internal EEPROM storage framework ensuring reliable parameter preservation without battery dependencies.

Applications

Machinery manufacturing and localized operational line sequencing.
Factory floor process automation nodes.
Water, wastewater treatment, and HVAC equipment control loops.

Ordering Information

Catalog Number	Series / Revision Details
1761-L16BWB Ser A	1761-L16BWB/A, Series A, Rev A
1761-L16BWB Ser B	1761-L16BWB/B, Series B, Rev B
1761-L16BWB Ser C	1761-L16BWB/C, Series C, Rev C
1761-L16BWB Ser D	1761-L16BWB/D, Series D, Rev D
1761-L16BWB Ser E	1761-L16BWB/E, Series E, Rev E

Technical Specifications

Parameter	Specification
Manufacturer	Allen Bradley
Product Type	Programmable Logic Controller (PLC)
Product Line	MicroLogix 1000
Part Number	1761-L16BWB
UPC	662468554497
I/O Count	16 points
Power Supply	20.4-26.4V dc
Input Power	5W
Inrush Current	30A for 4 ms
No. of Inputs	Ten (10); Sinking / Sourcing
Input Voltage Type	14 - 30V dc
Input Type	24V dc
Output Type	Six (6); Relay
Digital Outputs	6 Contact Outputs
Memory Size and Type	1 K EEPROM
Memory Capacity	Approx. 737 instruction words and 437 data words
Communication Port	RS232
Protocol	DF1
Safety Feature	Master Control Relay
Operating Frequency	47-63 Hz
Minimum Power Cycles	50,000
Operating Shock	10 G
Non-Operating Shock	20 G
Weight	0.50 lbs (0.23 kg)

Installation Guidelines

Mount the controller securely in a horizontal orientation to ensure proper ventilation and thermal cooling across internal electronic elements.
Route all low-voltage signal wiring separately from high-voltage electrical lines to eliminate signal crossover or EMI/RFI noise distortion.
Establish a direct, low-impedance ground connection from the chassis earth terminal to the main system enclosure backplane.
Ensure power sourcing requirements match the specified 20.4-26.4V DC bounds before energizing input terminal rows.

FAQ

What is the total number of physical inputs and outputs on the device?

The device features a fixed layout containing ten 24V DC digital inputs and six mechanical relay contact outputs.

Which protocol is natively supported by the integrated RS232 port?

The serial interface natively supports point-to-point communication through the DF1 protocol format.

What type of internal memory storage does the controller utilize?

The controller utilizes a 1 KB integrated EEPROM block to preserve user instruction routines and system data words without active battery support.

View all FAQs →

Product Documentation

Technical Datasheet (PDF) Complete specifications and technical drawings.

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Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our technical warranty.

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Product Image	Model Number / Title	Condition	Availability	Action
	Allen-Bradley 1761-L32BWB MicroLogix 1000 Controller Processor	Original New	In Stock	View Details

Global Express Shipping

Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).

For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Color pattern	Greyish White
Country of origin	United States
Power source	DC Power