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MicroLogix Series PLC: Compact, Reliable Control for Small-to-Medium Industrial Applications

Product Details

Place of Origin: USA

Certification: UL, CSA, CE, ATEX

Model Number: MicroLogix 1000/1100 MicroLogix 1200/1400 MicroLogix 1500

Payment & Shipping Terms

Minimum Order Quantity: 1

Price: $150 - $2500

Delivery Time: 3-5workdays

Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram

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Allen-Bradley MicroLogix PLC compact

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MicroLogix PLC industrial control

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Allen-Bradley PLC reliable automation

Type:
Programmable Logic Controller
Warranty:
Original Manufacturer's Warranty
Pakage:
Original Pakage
Shipping Term:
International Express(DHL/FEDEX/TNT/UPS/ARAMEX)/sea Freight / Air Freight / International Special Line
Freight Charge:
For Industrial Equipment (e.g., PLC Modules, Inverters..), Shipping Cost Varies By Package Weight/volume And Delivery Location. Contact Our Sales Team For A Customized Shipping Solution And Quote
Type:
Programmable Logic Controller
Warranty:
Original Manufacturer's Warranty
Pakage:
Original Pakage
Shipping Term:
International Express(DHL/FEDEX/TNT/UPS/ARAMEX)/sea Freight / Air Freight / International Special Line
Freight Charge:
For Industrial Equipment (e.g., PLC Modules, Inverters..), Shipping Cost Varies By Package Weight/volume And Delivery Location. Contact Our Sales Team For A Customized Shipping Solution And Quote
MicroLogix Series PLC: Compact, Reliable Control for Small-to-Medium Industrial Applications
MicroLogix Series PLC delivers compact, reliable control tailored for small-to-medium industrial applications, striking an ideal balance between space-saving design and robust performance. Available in multiple models spanning entry-level to high-performance configurations, it supports up to 240 digital I/O and 32 analog I/O points, with flexible communication options including Ethernet/IP, RS-232, and RS-485 to seamlessly integrate with existing automation systems. Programmed via RSLogix 500 or Studio 5000 software, this PLC operates stably in harsh environments ranging from -20°C to 60°C, holding UL, CSA, CE, and ATEX certifications to meet global industrial standards. Perfect for packaging lines, water treatment processes, assembly cells, and agricultural equipment, it empowers businesses to streamline operations, reduce downtime, and boost productivity without excessive costs.
Product Features & Highlights
Compact Design & Flexible Deployment
Boasting a space-saving footprint and expandable I/O options, the series fits perfectly into small control cabinets and tight installation spaces. With models ranging from entry-level 10-point to high-capacity 240-point configurations, it caters to the diverse control needs of small-to-medium industrial scenarios.
Robust Reliability for Harsh Working Conditions
Operating across a wide temperature range of -20°C to 60°C and paired with a rugged enclosure, it delivers stable performance in dusty, temperature-fluctuating environments like outdoor water treatment plants and factory floors. It holds multiple international certifications including UL, CSA, CE, and ATEX, complying with global industrial safety standards.
Multi-Protocol Communication & Seamless Integration
Equipped with integrated communication interfaces such as Ethernet/IP, RS-232, RS-485, and DF1, it seamlessly connects with Allen-Bradley's HMIs, frequency converters, and other devices, as well as third-party automation systems, enabling easy construction of a complete control network.
Easy Programming & Low Operational Threshold
Compatible with two mainstream programming software: RSLogix 500 and Studio 5000. It supports multiple programming methods including ladder logic, function block diagram, and structured text, ensuring quick setup and low maintenance costs, and is suitable for engineers with varying technical levels.
Cost-Effective & Versatile for Diverse Applications
Ideal for food and beverage packaging lines, agricultural irrigation systems, small manufacturing assembly cells, and building HVAC control. It achieves efficient automated control at a moderate cost, helping small and medium-sized enterprises reduce investment while boosting production efficiency.
Core Parameter Table
Parameter Specification
Processor Type MicroLogix 1000/1100/1200/1400/1500
I/O Capacity Up to 240 digital I/O, 32 analog I/O
Memory Up to 32KB user memory
Communication Ports Ethernet/IP, RS-232, RS-485, DF1
Programming Software RSLogix 500, Studio 5000
Operating Temperature -20°C to 60°C
Power Supply 120/240V AC, 24V DC
Certification UL, CSA, CE, ATEX
Product Model List
The MicroLogix series mainly includes five core sub-series: 1000, 1100, 1200, 1400, and 1500. Among them, the 1000, 1100, 1200, and 1500 series have been gradually discontinued.
Series Model Core Parameters Applicable Scenarios Remarks
MicroLogix 1000 1761-L32AAA 32 I/O points, 120/240V AC power supply Standalone control of small equipment (e.g., small conveyor belts, simple packaging machines) Discontinued; mainly circulated as spare parts overseas
MicroLogix 1000 1761-L20BWA-5A 25 I/O points, with analog function, 24V DC power supply Small scenarios requiring simple analog detection (e.g., small pressure control equipment) Common in the overseas spare parts market; suitable for retrofitting old small production lines
MicroLogix 1000 1761-L10BXB 10 I/O points, 6-channel 24V DC input, 24V DC power supply Micro-automation scenarios (e.g., small valve control, sensor signal acquisition) Compact body; suitable for narrow installation spaces
MicroLogix 1100 1763-L16BBB 16 I/O points, integrated Ethernet/IP, with LCD panel Networked control of small-to-medium equipment (e.g., small workshop assembly units) Discontinued; supports online editing; high demand for maintenance of overseas in-service equipment
MicroLogix 1100 1763-L16BWA 16 I/O points, 120/240V AC power supply, embedded Ethernet/IP Small production lines requiring network communication (e.g., small food processing lines) Compatible with Modbus RTU protocol; suitable for multi-device linkage scenarios
MicroLogix 1200 1762-L24BWA 24 I/O points, supports 1762 series expansion modules Step-by-step control of small-to-medium production lines (e.g., component assembly lines) Discontinued in 2021; suitable for spare part replacement of overseas in-service automation production lines
MicroLogix 1200 1762-L40BWA 40 I/O points, flexible I/O expansion, supports RS-232/RS-485 communication Scenarios requiring multiple I/O expansions (e.g., small warehouse sorting equipment) Suitable for industrial environments with low dust and small temperature differences; popular spare parts in overseas manufacturing industry
MicroLogix 1200 1762-L40BXB 40 I/O points, 24V DC power supply, compatible with expansion modules Equipment control under low-voltage power supply scenarios (e.g., on-board small automation devices) Commonly used in overseas small equipment retrofitting projects
MicroLogix 1400 (Mainstream Model on Sale) 1766-L32BWA 32 digital I/O points, integrated Ethernet/IP, with backlit LCD panel Networked control of small-to-medium production lines (e.g., bottled beverage production lines, small water treatment equipment) Supports 7 1762 expansion modules; mainstream model on sale overseas
MicroLogix 1400 (Mainstream Model on Sale) 1766-L32BWAA 32 digital I/O points + 6 analog I/O points, 110/240V AC power supply, 20KB memory (10KB program + 10KB data) Networked scenarios requiring analog monitoring (e.g., control of small chemical reactors) Built-in real-time clock; suitable for time-node control requirements
MicroLogix 1400 (Mainstream Model on Sale) 1766-L32BXB 32 I/O points, high-speed counter function, 24V DC power supply Scenarios requiring high-speed signal acquisition (e.g., speed control of small machine tools, conveyor belt speed measurement) With pulse train output; suitable for motion control-related small equipment
MicroLogix 1400 (Mainstream Model on Sale) 1766-L32BXBA 32 I/O points, enhanced network capability, backlit LCD panel Small-to-medium scenarios with multi-device collaboration (e.g., small auto parts assembly lines) Commonly selected for new small overseas industrial automation projects
MicroLogix 1500 1764-28BXB 28 I/O points, 24V DC power supply, used as base unit Medium scenarios requiring modular expansion (e.g., multi-process control of packaging equipment) Needs to be used with CPU; discontinued; large circulation volume in the overseas spare parts market
MicroLogix 1500 1764-24BWA 24 I/O points, AC power supply, supports memory expansion Basic control of medium production lines (e.g., small building material forming equipment) Compatible with RSLogix 500 programming; suitable for overseas old programming systems
MicroLogix 1500 1764-LRP Enhanced controller, supports dual serial port communication, 24V DC power supply Medium scenarios requiring multi-serial port communication (e.g., multi-sensor data aggregation equipment) Core control spare parts for high-end old overseas production lines
MicroLogix 1500 1764-LSP Standard processor, with a second 9-pin serial port, supports standard crossover cable programming Medium equipment requiring convenient programming and debugging (e.g., workshop equipment maintenance and debugging) Compatible with common standard programming cables overseas; low debugging cost
Series Expansion Modules 1762-IQ16 16-channel 24V DC digital input module Digital input expansion for each sub-series (e.g., multi-sensor signal expansion) Suitable for 1200, 1400 and other series; commonly used for expansion of overseas in-service equipment
Series Expansion Modules 1762-OW16 16-channel AC/DC relay output module Multi-actuator control expansion (e.g., multi-valve, indicator light expansion) High versatility; one of the most commonly used expansion modules for the overseas MicroLogix series
Series Expansion Modules 1762-IF4 4-channel current/voltage analog input module Analog signal acquisition expansion (e.g., pressure, temperature) Suitable for scenarios requiring multi-analog detection (e.g., small environmental monitoring equipment)
Series Expansion Modules 1762-OF4 4-channel analog output module Analog control signal output expansion (e.g., frequency converter frequency adjustment) Compatible with 1100, 1200, 1400 series; commonly used in overseas industrial retrofitting
Series Expansion Modules 1761-NET-ENI Ethernet interface module Network communication expansion for non-Ethernet models (e.g., 1000 series networking retrofitting) Suitable for retrofitting old overseas MicroLogix equipment without Ethernet function
Application Areas
  • Food & Beverage: Control of packaging lines, conveyor systems, and mixing processes; meets hygiene standards for washdown environments.
  • Water & Wastewater: Monitor and control pumps, valves, and treatment processes; reliable operation in harsh outdoor conditions.
  • Manufacturing: Assembly line automation, machine tool control, and material handling; flexible enough for small production cells.
  • Agriculture: Irrigation system control, greenhouse climate regulation, and livestock feeding equipment automation.
  • Building Automation: HVAC control, lighting systems, and access control for commercial buildings.
Frequently Asked Questions
What programming software is compatible with MicroLogix series PLCs?
MicroLogix PLCs are compatible with RSLogix 500 (legacy software) and Studio 5000 (modern platform for integrated Allen-Bradley systems). Both support ladder logic, function block, and structured text programming.
Can MicroLogix PLCs communicate with other Allen-Bradley devices?
Yes. With Ethernet/IP, RS-485, and DF1 protocols, MicroLogix PLCs can seamlessly connect with Allen-Bradley HMI (PanelView), drives (PowerFlex), and other PLCs for a complete automation solution.
What is the difference between MicroLogix 1400 and 1500?
The MicroLogix 1400 is designed for mid-range applications with up to 160 I/O points and Ethernet/IP. The MicroLogix 1500 offers maximum I/O capacity (240 points) and 32KB user memory, suitable for more complex control tasks.
Is MicroLogix suitable for outdoor applications?
Yes. With a wide operating temperature range (-20°C to 60°C) and rugged enclosure options, MicroLogix PLCs can operate in outdoor or harsh industrial environments, such as water treatment plants and agricultural facilities.
My MicroLogix 1400 loses its IP address every time it powers off. I have to reconfigure it after restarting, even though I saved the settings to EEPROM. What's wrong?
It's most likely that BOOTP and DHCP functions aren't disabled, or the storage settings didn't take effect. First, open Channel 1 configuration in RSLogix 500, uncheck both "BOOTP Enable" and "DHCP Enable", then make sure to confirm saving these network settings in the "Store to EEPROM" option. Also, check the S1/11 and S1/12 DIP switches on the PLC--they should be set to 1 by default. Setting them to 0 will prevent configurations from being saved, even with a new memory module.
When communicating between CompactLogix and MicroLogix 1400, I keep getting a "parameter error". The Message block is configured for SLC-type reading. Where's the issue?
First, don't add the MicroLogix to the CompactLogix's I/O tree--it will interfere with the communication connection because it can't establish an I/O link and will retry repeatedly. Then check if the CIP path in the Message instruction is correct, especially when connecting via DH+ or AB-X2-ABD HP modules--specify the corresponding port and node. If reading N registers, confirm the source element (e.g., N201:0) and element count are correct. It's best to compare screenshots of the configuration in RSLogix with the register addresses of the target PLC.
My MicroLogix 1100 is connected to expansion I/O modules. After running for 4 months, it suddenly reports "Controller cannot communicate with expansion module" (Fault Code 0071H). I've replaced both the module and PLC, but the problem persists. What should I do?
First, check if the pins of the module connector are oxidized or loose--ensure the expansion module is fully seated and the grounding is proper. If it's an output module, the most likely issue is that no surge suppressor was added to the load. Voltage surges in industrial environments can cause communication interruptions. You can connect surge absorbers in parallel to the output terminals. Additionally, route the module's wiring away from high-interference equipment like inverters and welding machines--try a different wiring path. Engineers have resolved this issue this way before.
The voltage in the overseas factory is 230V AC. My MicroLogix 1200 has no response after being powered on. Is it incompatible with the power supply?
First, check the PLC model suffix. For example, the 1762-L24BWA supports 120/240V AC wide voltage--no problem. However, if it's a DC-powered model (e.g., with BXB suffix), connecting it to 230V AC will directly burn the power board. Always verify the power parameters before overseas installation. 230V AC is commonly used in Europe, Australia, and other regions--choose the correct AC-powered model. Ensure L and N are not reversed during wiring, and the grounding terminal is reliably grounded to avoid power fluctuations damaging the module.
When programming with RSLogix 500, the timer is inaccurate. It's preset for 10 seconds but actually runs for 100 seconds. What's wrong?
You've set the wrong time base for the timer! RSLogix 500 timers have three default time bases: 10ms, 100ms, and 1s. For example, selecting a 100ms time base with a preset value of 10 equals 10×100ms=1 second--you probably mistook the base for 1ms. Double-click the timer instruction, correct the time base in the properties, then recalculate the preset value: Actual Time = Preset Value × Time Base. Also, ensure the timer's Enable (EN) terminal receives a pulse signal--continuous power supply is required for normal timing. For RTO timers, check if the reset signal is functioning properly.
My MicroLogix 1500 frequently crashes when running in a high-temperature workshop (around 55°C) but works normally after cooling down. Is the environment substandard?
Although the PLC's rated operating temperature is -20°C to 60°C, the temperature inside the control cabinet in actual industrial environments is usually 10°C higher than the workshop temperature--55°C is already close to the critical value. First, install a cooling fan or air conditioner in the control cabinet. Leave at least 30mm of ventilation space between the PLC and other modules, and avoid direct sunlight. For dusty workshops, clean the dust from the PLC's cooling holes to prevent dust buildup from affecting heat dissipation. An overseas customer in a metallurgical plant resolved the crashing issue this way.
I purchased a MicroLogix 1400 overseas and want to connect it to local Modbus RTU devices. How do I configure the communication?
First, confirm if the PLC has an RS-485 port (e.g., the 1766 series comes with one). If not, add a communication module like the 1762-IF4. Open "Communication Configuration" in RSLogix 500, select the DF1 protocol, then enable Modbus RTU slave or master mode. Set the baud rate, data bits, and parity (to match the on-site devices). Note that Modbus addresses must correspond to the PLC's registers--for example, N registers correspond to 4xxxx addresses, and I registers correspond to 1xxxx addresses. Don't mix them up, otherwise, data won't be read.
After downloading the program, the PLC runs, but the output points don't actuate. Online monitoring shows the output coil is energized, but the actual relay doesn't pull in. What's the reason?
First, check if the PLC is in "RUN" mode--don't accidentally switch it to "PROG" mode. Then check if the output point is short-circuited. For 24V DC loads commonly used in overseas factories, reversing the positive and negative poles will trigger PLC protection and prevent output. Additionally, check for duplicate coils in the program. Driving the same output coil address (e.g., O:2.0) in multiple networks will cause status confusion. Use RSLogix's "Cross Reference" function to quickly find duplicate coils and replace them with intermediate relays for transition.