Free UPS Ground on All Orders!
+1 (919) 205-4392
Allen Bradley CompactLogix 1768-L43

1768-L43

|

The Allen-Bradley 1768-L43 controller is a CompactLogix series industrial controller. It is designed to handle medium-sized industrial applications and to provide industrial Logix solutions to these applications. This compact controller must be installed with a power supply, an end cap, a serial cable, and mounting screws or a DIN Rail in order to operate. The 1768-L43 CompactLogix controller can host either up to 2 local Bulletin 1768 I/O modules or up to 16 local and remote Bulletin 1769 I/O modules.

Ships Today.
In Stock
Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with DO Supply's 2-year warranty.
Learn more
  • We sell industrial automation parts backed by our 2-year DO Supply Warranty.

  • Same-day domestic and fast international shipping with UPS, FedEx, DHL, and more.

  • AMEX, Visa, MasterCard, Discover, wire transfer, net terms, and more.

  • Repairs and exchanges are available for all automation products.

  • Reseller Options

    Drop shipping, blind shipping, and account shipping with no extra fees.

Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with DO Supply's 2-year warranty.
Learn more

Technical specifications for 1768-L43

ManufacturerRockwell Automation
BrandAllen-Bradley
Part Number/Catalog No.1768-L43
Product LineCompactLogix
Module TypeProcessor Module
Product Type:Controller
Part Number:1768- L43
Integrated Memory:2MB
Memory2 MB
Communication ports:One (1) RS232
Maximum number of I/O modules supported:16 Modules
Shipping Dimensions8X8X5 inches
CommunicationRS-232
Maximum number of I/O banks supported:2 Banks
Power supply distance rating:4
Programming cable:1747-CP3 / 1756-CP3
Vibration:Operating: 10 to 500 Hz, 5G, 0.030 in. peak-to-peak
I/O modules16
Operating Temperature:0° to +60°C (+32° to +140°F)
UPC10612598307538
Backplane current1.3 Amps at 24 Volts
Power consumption31.1 Watts maximum
Power dissipation6.3 Watts
Shipping Weight2 pounds
Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

The Allen-Bradley 1768-L43 CompactLogix controller is a Programmable Logic Controller (PLC) that is used to control machines and processes. This controller has integrated serial port for connection to PCs and other devices. It supports two 1768 backplane modules and it supplies a backplane current of 1.3 Amps at 24 Volts. It has a 2.0 Amps backplane current at 5.2 Volts. For manually changing the operating mode, the controller is provided with a key control on the front panel for adjusting the controller mode. The 1768-L43 has a maximum power consumption of 31.3 Watts and a power dissipation rate of 6.3 Watts. It can support a maximum of sixteen 1769 I/O modules and two 1768 modules residing within 2 remote I/O banks. The 1768-L43 has an isolation voltage of 30 Volts tested at 500 Volts AV between RS 232 and system. The 1768-L43 is designated at aT4 temperature code (135 degrees Celsius) and is compatible with any open style type enclosure rating. It is easily mounted using either the (wall)/panel mount or DIN rail via M4 or #8 mounting screws. The 1768-L43 has a weight of 11.9 ounces and shipping dimensions of 5.18 x 2.65 x 4.80 inches. The 1768-L43 has a 5 to 95% non-condensing relative humidity, a working temperature range of 0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit), and a storage temperature range between -40 and 85 degrees Celsius (-40 and 185 degrees Fahrenheit).

The 1768-L43 is a CompactLogix controller that is ideal medium sized applications. This controller features Logix automation platform capabilities in a compact and cost-effective form. This controller supports motion application and compatible for use along safety controller.

This controller provides with a 2MB memory allocation. This provided memory may be added with a 1784-CF128 optional non-volatile memory. This memory is a CompactFlash memory supports automatic loading of user program, modular transfer of controller data to another compatible controller. It prevents deletion of the program and prevents unwanted deletion of data.

It is also provided with a fully isolated RS232 communication port that supports maximum speed of 38.4 Kbps. For connecting to the controller, recommended cables include 1756-CP3 or 1747-CP3, which is a right-angle connector to controller, straight to serial port, with length of 3 meters.

The 1768-L43 supports installation of up to Sixteen (16) 1769 Compact I/O modules in the local chassis. It supports expansion option of up to Two (2) I/O banks. This CompactLogix controller is provided with status indicators such as PWR, I/O PWR, RUN, FORCE, MEM SAVE, I/O, OK, CF, DCH0 and CH0.

The 1768-L43 supports DIN rail or mounting panel. Maintain Top and Bottom clearances of 105 mm or 4.13 inches, Side clearances of 90mm or 3.54 inches. These clearances ensure proper air circulation and ventilation to maintain the ambient operating temperature of 0...60 °C (32...140 °F).

This controller supports Ladder, Statement List, Function Block programming languages. The controller support tag-based and alias addressing.

Revision Part #Also known as
1768-L43 Ser A1768-L43/A, Series A, Rev A
Request a quote
1768-L43 Ser B1768-L43/B, Series B, Rev B
Request a quote
1768-L43 Ser C1768-L43/C, Series C, Rev C
Request a quote
1768-L43 Ser D1768-L43/D, Series D, Rev D
Request a quote
Don't see your particular revision? Contact us now.