The 1762‑L40BXBR programmable logic controller belongs to the Allen‑Bradley MicroLogix 1200 family. This unit delivers 24 inputs and 16 outputs in a compact housing, making it a strong choice for small‑scale industrial control. It accepts a 24V DC power supply and features dual communication ports for programming and system integration. Moreover, you can attach up to six expansion I/O modules, which gives you room to grow as your application evolves.
This controller provides 20 standard 24V DC sink/source inputs and 4 fast 24V DC inputs. The fast inputs support frequencies up to 20 kHz, which makes them suitable for high‑speed counting or pulse monitoring. On the output side, you get 8 relay outputs, 7 FET outputs at 24V DC, and 1 high‑speed FET output.
The input circuit is sink/source configurable, offering wiring flexibility with different sensor types. For relay contacts, the rating covers 24‑125V DC and 120‑240V AC, with a minimum load current of 10A. The mechanical life reaches 20 million cycles, ensuring reliable operation over extended periods.
Furthermore, the built‑in power supply draws 100‑240V AC at 47‑63 Hz and delivers 600 mA at 5V DC and 500 mA at 24V DC to internal circuits and expansion buses. Heat dissipation is rated at 27.9 watts, and the overall power consumption is 40 watts. Inrush current peaks at 150A for 30 seconds, so proper circuit protection is recommended.
The 1762‑L40BXBR comes with two communication ports: one dedicated programming port and one primary serial interface using an 8‑pin mini‑DIN connector. The primary port supports DF1, DH‑485, ASCII, and MODBUS protocols. You can connect this port to HMIs, SCADA systems, gateways, or intelligent electronic devices. This flexibility simplifies data exchange and system monitoring.
Additionally, this controller includes two trim potentiometers. You can configure these to modify internal register values, which is useful for analog simulation or manual parameter adjustments during commissioning.
Physically, the 1762‑L40BXBR measures 90 mm in height, 160 mm in width, and 87 mm in depth. With the DIN latch open, the height extends to 104 mm. It weighs approximately 1.1 kg.
The operating temperature ranges from 0 °C to 55 °C, while storage temperature spans -40 °C to 85 °C. Relative humidity can range from 5% to 95% non‑condensing. For vibration, it withstands 5G at 10 to 500 Hz, and shock tolerance is rated at 30G with three pulses in each direction per axis. These rugged specifications make the controller suitable for demanding industrial environments.
Mount the 1762‑L40BXBR on a standard DIN rail or use panel mounting screws. Ensure adequate clearance for airflow and cable routing. Connect the 24V DC power source to the designated terminals, paying close attention to polarity. For fast input channels, use shielded cables to reduce electromagnetic interference. The current per group common rating is 8A maximum; exceeding this limit may cause permanent damage. Always ground the controller properly to protect against static discharge and electrical noise.
1762‑L40BXBR MicroLogix 1200 PLC unit
Removable terminal block connectors
DIN rail mounting clips
Quick‑start installation guide
Anti‑static shipping package
Shipping method: FedEx, UPS, or DHL.
1. Can I expand the I/O capacity of the 1762‑L40BXBR?
Yes. This controller supports up to six 1762 series expansion I/O modules, allowing you to add more inputs, outputs, or speciality modules as needed.
2. What communication protocols does the primary port support?
The 8‑pin mini‑DIN port supports DF1, DH‑485, ASCII, and MODBUS. You can choose the appropriate protocol via software configuration.
3. Is the 1762‑L40BXBR suitable for high‑vibration environments?
Absolutely. It is rated for 5G vibration at 10‑500 Hz and 30G shock, making it reliable in machinery with moderate mechanical stress.
4. What is the difference between the standard and fast inputs?
Fast inputs (four of them) handle frequencies up to 20 kHz, ideal for encoder or high‑speed counter signals. Standard inputs operate up to 1 kHz for general‑purpose sensing.
5. Can I use the trim potentiometers for real‑time adjustments?
Yes. The two trim pots let you modify internal register values on the fly, which is helpful for simulation, timer adjustments, or analog setpoint changes without reprogramming.
| Brand Name | |
| Model No. | 1762-L40BXBR |
| Product Type | Programmable Controller |
| hasMerchantReturnPolicy | Adjust according to reality |
| Shippingdetails | Adjust according to reality |
