Product Description
Product Overview
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Manufacturer: Allen-Bradley
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Model/Part Number: 1768-L43
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Description: CompactLogix L43 2MB Memory Controller
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Type: CompactLogix Controller with EtherNet/IP communication capabilities and 2MB user memory.
Environmental Specifications
| Attribute |
1768-L43 |
| Temperature (Operating) |
0…60 °C (32…140 °F) |
| Temperature (Storage) |
-40…+85 °C (-40…+185 °F) |
| Temperature (Surrounding Air) |
Max 60 °C (140 °F) |
| Relative Humidity |
5…95% noncondensing |
| Vibration |
5 g @ 10…500 Hz |
| Shock (Operating) |
30 g |
| Shock (Nonoperating) |
50 g |
| Emissions |
CISPR 11 / IEC 61000-6-4 |
| ESD Immunity |
6 kV contact / 8 kV air discharges |
| Radiated RF Immunity |
10V/m with 1 kHz sine wave from 80…2000 MHz |
| EFT/B Immunity |
±4 kV at 5 kHz on communication ports |
| Surge Transient Immunity |
±2 kV line-earth on communication ports |
| Conducted RF Immunity |
10V rms with 1 kHz sine wave from 150 kHz to 80 MHz |
Technical Specifications
| Attribute |
1768-L43 |
| User Memory |
2 MB |
| Optional Nonvolatile Memory |
1784-CF128 |
| Max Number of 1768 Modules |
2 |
| Max Number of 1768 Communication Modules |
2 |
| Max Number of 1768 Motion Modules |
2 |
| Max Number of 1769 I/O Modules |
16 |
| Number of I/O Banks |
2 |
| Backplane Current Draw @ 24V DC |
1.3 A |
| Current Draw @ 5V DC |
2.8 A |
| Total Current Draw @ 5V DC |
4.8 A |
| Power Dissipation |
6.3 W |
| Power Consumption |
31.3 W |
| Isolation Voltage |
30V (continuous), functional insulation type |
| Communication Ports |
RS-232, fully isolated, 38.4 Kbps max |
| Serial Cables |
1756-CP3 or 1747-CP3 (right angle connector) |
| Weight (Approx.) |
0.34 kg (11.99 oz) |
| Dimensions (HxWxD) |
131.1 x 56.4 x 121.1 mm (5.18 x 2.22 x 4.81 in.) |
| Slot Width |
1 |
| Mounting Location |
DIN rail or panel mount |
| Panel-Mount Screw Torque |
1.16 N•m (10 lb•in) - use M4 or #8 screws |
| Power Supply Distance Rating |
4 modules |
| Power Supply |
1768-PA3, 1768-PB3 |
| Wire Category |
2 on communication ports |
| Temperature Code |
T4 |
| North American Temperature Code |
T4 |
| Enclosure Type Rating |
None (open-style) |
Certifications
| Certification |
1768-L43 |
| UL Certification |
UL Listed Industrial Control Equipment for US & Canada |
| CE Compliance |
EN 61326-1; EN 61000-6-2; EN 61000-6-4 |
| RCM (Australia) |
AS/NZS CISPR 11 Industrial Emissions |
| EtherNet/IP |
ODVA conformance tested to EtherNet/IP specifications |
| IEC Certifications |
IEC 61000-4-2, IEC 61000-4-4, IEC 61000-4-6 |
This Allen-Bradley 1768-L43 CompactLogix L43 controller is designed for industrial automation and control systems with a focus on EtherNet/IP communication. It is built to withstand harsh environments with high reliability, offering a comprehensive range of connectivity, high performance, and advanced communication features suitable for a wide variety of applications.
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