Product Summary
The Allen-Bradley 1762-L24BWA is a compact 24-point PLC with an integrated power supply. It features 14 sinking/sourcing 24VDC inputs and 10 relay outputs, plus an RS232 port supporting DH485, DF1, Modbus, and ASCII protocols.
Theme A: Procurement & Buyer Guide – Solving Small-System Pain Points
Procurement managers require controllers that balance cost, density, and flexibility. The 1762-L24BWA directly addresses this need. Its all-in-one enclosure integrates power supply, I/O, and memory. This eliminates separate component sourcing and reduces panel wiring costs.
You get fourteen digital inputs, ten rated at 24VDC and four fast inputs for high-speed counting. The ten relay outputs handle loads up to 10A at 120–240VAC. Such density suits small machines, conveyors, or packaging stations.
The RS232 port supports DH485 for peer-to-peer networks, DF1 for point-to-point, and Modbus for SCADA or HMI integration. This flexibility allows one controller to talk to various legacy and modern devices. No extra protocol converter is needed for most applications.
For engineers seeking expansion, the 1762-L24BWA allows local I/O modules. Simply power down before insertion to avoid arcing. This scalability protects your investment as process demands grow.
Theme B: Step-by-Step Installation Guide – Mount, Wire, and Commission
Start by mounting the controller. Use a DIN rail or direct panel mounting via the provided slots. The dimensions are 90 mm height (104 mm with latch open), 110 mm width, and 87 mm depth. Ensure ambient temperature stays between 0°C and 55°C.
Connect the AC power supply (120–240VAC). The inrush current reaches 25A at 120V for 8 ms, or 40A at 240V for 4 ms. Use suitable circuit breakers and fusing.
Wire the 14 inputs as sink or source. The ten relay outputs can switch loads up to 10A. Always disconnect power before wiring to prevent arcing. The master control relay provides emergency shutdown capability.
Configure the RS232 port for your network. For peer-to-peer, use DH485 or DF1 half-duplex. For SCADA, select Modbus RTU. The two onboard potentiometers allow analog simulation without extra hardware.
Logistics & Standard Packaging Details
- One Allen-Bradley 1762-L24BWA MicroLogix 1200 controller module
- Product documentation and quick-start guide
- Mounting hardware (DIN rail clip and panel screws)
Express delivery is available via FedEx, UPS, and DHL. Contact your sales representative for lead times.
