The Allen-Bradley 1761-L16BBB is a compact MicroLogix 1000 PLC designed for small-scale automation tasks in industrial environments. This controller features 10 discrete 24V DC inputs, 4 transistor outputs, and 2 relay output channels, offering high-speed I/O capabilities with a 6.6 kHz high-speed input. It includes integrated RS232 and DF1 communication interfaces, a 1 KB EEPROM memory, and a nominal voltage rating of 24V DC, with support for 737 instructions and 437 data words. Encased in an IP20 enclosure, the 1761-L16BBB can be mounted on a DIN rail or panel, with an operating temperature range of 0 to 55 degrees Celsius when mounted horizontally.
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Technical specifications for 1761-L16BBB
| Manufacturer | Rockwell Automation |
|---|---|
| Brand | Allen-Bradley |
| Controller | MicroLogix 1000 |
| Part Number/Catalog No. | 1761-L16BBB |
| I/O Count | 16 points |
| Input Type | 24V dc |
| Memory: | 1 K EEPROM composed of approximately 737 instruction words and 437 data words. |
| Communication port: | RS232 |
| Safety Feature | Master Control Relay |
| Protocol: | DF1 |
| Digital Outputs | 4 Source 24V DC, 2 Contact Outputs |
| Product Type | Programmable Logic Controller (PLC) |
| Power Cycles (Min) | 50,000 |
| No. of Inputs | Ten (10) |
| UPC | 10662468554470 |
| Input Voltage Type | 14 - 30V dc |
| Output Type | Two (2) Relay; Four (4) Transistor |
| Product Lifecycle Status* | Discontinued/Obsolete |
| Power Supply | 20.4-26.4V dc |
| Inrush Current | 30A for 4 ms |
| Operating Frequency: | N/A |
| Input Power | 5 Watts |
| Measurements | 7.87 x 1.57 x 3.15 inches |
| Weight | 1.40 pounds |
| Operating Shock | 10 G |
| Non-Operating Shock | 20 G |
* The Allen Bradley 1761-L16BBB has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 1761-L16BBB units instead of migration.