1762-L40BWA Allen-Bradley MicroLogix 1200 PLC Controller
Allen-Bradley 1762-L40BWA
MicroLogix 1200 PLC Controller
24V DC Digital Inputs
Place of Origin:
USA
Brand Name:
Allen-Bradley
Allen-Bradley 1762-L40BWA
,MicroLogix 1200 PLC Controller
,24V DC Digital Inputs
1762-L40BWA Allen-Bradley MicroLogix 1200 Controller
A compact programmable controller for industrial machine automation and discrete control.
Product Overview
The 1762-L40BWA combines controller logic and onboard I/O in one unit for compact automation equipment. It is a discontinued model, so replacement sourcing should take into account the installed controller configuration, program requirements and site wiring.
Technical Specifications
| Manufacturer | Allen-Bradley / Rockwell Automation | Catalog number | 1762-L40BWA |
|---|---|---|---|
| Controller family | MicroLogix 1200 | Controller type | 40-point programmable controller |
| Integrated I/O | 24 inputs / 16 outputs | Output type | 16 relay outputs |
| Power supply | 120/240 V AC | Power frequency | 47–63 Hz |
| Input signal | 24 V DC | Memory | 6 KB |
| Communication | DF1, DH-485, Modbus RTU, ASCII | Interface | RS-232C port |
| Dimensions (H × W × D) | 90 × 160 × 87 mm | DIN latch open | Height: 104 mm |
| Operating temperature | 0 to +55 °C ambient | Storage temperature | −40 to +85 °C |
| Operating humidity | 5–95% RH, non-condensing | Power usage | 82 VA |
| Supply tolerance | 100–240 V AC, −15% to +10% | Shipping weight | Approximately 1.1 kg |
Installation and Wiring Details
| Mounting | Install on a suitable DIN rail or panel using the controller's mounting provisions; leave adequate clearance for wiring and heat dissipation. |
|---|---|
| Input wiring | Use the designated input terminals and common terminals for each input group. Connect compatible 24 V DC field devices with correct polarity. |
| Output wiring | Wire relay outputs according to their output-group terminal assignments and load ratings. Use suitable external protection and isolation where required. |
| Grounding and safety | Connect protective grounding as required, isolate power before wiring, and verify terminal assignments and circuit ratings before energizing. |
| Sensor supply | The onboard 24 V DC sensor supply is intended for input devices, not for powering output circuits. |
Application & Failure Scenarios
This controller is used in compact PLC-based machine and discrete automation systems. It may be sought when a machine stops responding to control commands, field inputs are not detected, relay-controlled loads fail to switch, or an existing controller needs replacement.
Technical Documentation
- 1762-UM001 MicroLogix 1200 Programmable Controllers and Expansion I/O User Manual
- 1762-IN006 MicroLogix 1200 Installation Instructions
- 1761-SG001 MicroLogix Programmable Controllers Selection Guide
Delivery & Warranty
Testing & Packaging
Available testing scope, packaging condition and included accessories are confirmed for the specific unit before order confirmation.
Warranty & DOA
Warranty and return eligibility follow the agreed order terms. Report suspected DOA issues promptly and retain packaging, labels and fault evidence for assessment.
Contact AMIKON
Request a Quote
Please include the following details in your inquiry.
| Part Number | 1762-L40BWA |
|---|---|
| Quantity | Required quantity |
| Destination | Delivery city and country |
| Required Date | Requested delivery date |
| Machine/System Model | Installed machine or control-system model |
Frequently Asked Questions
1. Can the 1762-L40BWA be replaced by another MicroLogix 1200 controller?
Not automatically. Verify the supply voltage, input type, relay outputs, terminal layout, communication setup and program requirements before selecting a replacement.
2. What should I check if the controller powers up but the machine does not run?
Check controller status, input-state changes, program operation, output indicators, field wiring and connected loads to identify where the control sequence is interrupted.
3. Can the onboard 24 V DC sensor supply power the output circuits?
No. The onboard 24 V DC sensor supply is intended for input devices. Output circuits require wiring and power arrangements appropriate to the connected loads.
4. What communication options are available for an existing installation?
The listed options are DF1, DH-485, Modbus RTU and ASCII through the RS-232C interface. Confirm the protocol, cabling and configuration used by the installed system.
5. What information helps confirm a replacement before purchase?
Provide the complete catalog number, machine/system model, supply details, I/O requirements, communication setup and available program or configuration information.
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