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1768-L43S Allen-Bradley

Name: 1768-L43S Allen-Bradley
Brand: Allen Bradley
SKU: 1768-L43S
Price: 1168.75 USD
Availability: InStock

$1,168.75 - $2,723.38

$1,168.75

$1,168.75 - $2,723.38

$1,168.75

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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 1768-L43S is an Allen-Bradley Compact GuardLogix safety-rated programmable logic controller (PLC) in the CompactLogix L4x platform. It integrates both standard and safety control functions-providing 2 MB of user program memory and 0.5 MB of safety task memory. The module includes a single RS-232 programming port and supports CompactFlash non-volatile storage. It mounts to DIN rail or panel and accommodates expansion with CompactLogix and 1769 I/O. This controller is designed for mixed safety and standard I/O applications in industrial control systems, such as machine safety, fail-safe logic, and process control. (Part number: 1768-L43S.)

Best Suited For

Safety-critical machine control (SIL 3 / PLe)
GuardLogix integration with standard 1769 I/O modules
Compact control panel installations
Applications requiring both standard and safety programs

User Memory

2 MB

Safety Memory

0.5 MB

RS-232 Ports

1 (fully isolated, 38.4 Kbps max)

Power Consumption

33.6 W

DIN-rail Mount

Yes

Technical Specifications

I/O & Electrical

Input voltage type

DC

1768 current draw

2.8 A @ 5 V DC

Total 1768 and 1769 current draw

4.8 A @ 5 V DC

Backplane current draw

1.4 A @ 24 V DC

Power consumption

33.6 W

Power dissipation

7.5 W

Isolation voltage

30 V (continuous, functional insulation)

Wire category (comm ports)

Category 2

Communication & Power

Programming port

1 × RS-232, fully isolated, 38.4 Kbps max

Expandable modules

2 × 1768 modules; up to 16 × 1769 I/O modules

Non-volatile storage

CompactFlash option

Physical & Environmental

Mounting

DIN-rail or panel mount

Dimensions (W × H × D)

89.6 mm × 131.6 mm × 122.1 mm

Weight

0.45 kg

Operating temperature

0…60 °C

Storage temperature

-40…+85 °C

Relative humidity

5…95 % non-condensing

Vibration

5 g @ 10…500 Hz

Shock (operating)

30 g

Enclosure rating

open-style (no enclosure rating)

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

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Rockwell Automation documentation

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

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