Buy now: Allen-Bradley 1763-L16DWD MicroLogix 1100 DC Controller
Atlantechdrives provides you the 1763-L16DWD, a specialized low-voltage programmable logic controller designed for applications where AC power is unavailable or prohibited. This unit operates on a 12V to 24V DC input range, making it the premier choice for mobile equipment, solar-powered remote telemetry units (RTUs), and battery-backed safety systems.
- Input Power: 12V to 24V DC
- Digital Inputs: 10 12/24V DC Inputs
- Analog Inputs: 2 Non-isolated 0-10V DC Inputs
- Outputs: 6 Individually Isolated Relay Outputs
- Connectivity: Ethernet/IP and RS-232/485 Serial
- Display: Integrated LCD with diagnostic capabilities
Technical Performance: Low-Voltage Precision
The 1763-L16DWD is engineered for high performance in off-grid or DC-centric environments. Its wide DC input voltage range allows it to function reliably even during the voltage fluctuations typical of battery charging cycles. Like other MicroLogix 1100 controllers, the L16DWD supports online editing and features a built-in Ethernet port for remote monitoring. The 6 relay outputs provide mechanical isolation, allowing you to switch a variety of voltages—from 5V DC logic signals to 240V AC loads—directly from the PLC. The 24V DC inputs are high-speed capable, supporting pulse-width modulation and high-frequency counting for motion or flow applications. This makes the 1763-L16DWD a versatile «brain» for remote water pumping, renewable energy tracking, and agricultural automation.
Installation Advice: DC Polarity and Grounding
When installing the 1763-L16DWD in a mobile or solar application, ensure that the DC power source is correctly fused and filtered. Reverse polarity protection is included, but cross-wiring can still damage external sensors. It is vital to establish a common ground reference for the DC power supply and the 0-10V analog inputs. If you are using the PLC in a vehicle or vessel, use a DC-to-DC isolator to prevent «alternator whine» or electrical noise from the engine from causing communication timeouts on the Ethernet port. Ensure the 1763-BA battery is installed to preserve your time-stamped data in the event of a total battery bank discharge.
Maintenance and Remote Diagnostic Utility
The 1763-L16DWD is a robust, solid-state device, but in remote installations, thermal care is critical. Ensure the cabinet has adequate passive ventilation to prevent heat buildup, which can age the internal capacitors. The front-panel LCD allows for quick IP address verification, which is essential when troubleshooting remote network connections. Sourcing your 1763-L16DWD from Atlantechdrives guarantees an authentic, tested unit that meets all industrial shock and vibration specifications, ensuring your off-grid systems remain operational under the toughest conditions.
FAQs
Q: What is the maximum current for the relay outputs?
A: Each relay point on the 1763-L16DWD is rated for 2.0A continuous current.
Q: Does the 1763-L16DWD support 1000 Mbps Ethernet?
A: No, the integrated port is 10/100 Mbps, which is more than sufficient for the data throughput of a MicroLogix system.
Do you need more references from this brand? Explore our full catalog of Allen-Bradley here.
For specialized 12/24V DC applications, this MicroLogix 1100 controller can be networked to other nodes using the 1761-NET-AIC converter.
