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Programmable Logic Controllers
Programmable Logic Controllers - Schneider Electric
A digital computer known as a programmable logic controller (PLC) is utilized by industrial entities to manage computer systems. It observes inputs and determines corresponding outputs, making it a crucial element in systems for predictive maintenance.
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Found 24 products
Schneider Electric TM2DDI16DK is an I/O unit specifically designed as part of the Modicon TM2 I/O modules sub-range. This DC digital input module features a HE-10 connector for its connection type and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. It is designed for symmetrical rail mounting and has a current consumption of 35mA at 5Vdc in state 1 for all inputs. The module is equipped with 16 digital inputs, each requiring 7mA and capable of Sink/Source operation.
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Schneider Electric TM2ARI8LRJ is an I/O unit specifically designed as part of the Modicon TM2 I/O modules sub-range. This analog input module features a connection via an RJ11 connector and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. It is designed for symmetrical rail mounting and is equipped with 8 analog inputs. These inputs are compatible with temperature probe RTD types Pt100 and Pt1000, offering a resolution of 12-bit for precise temperature measurement.
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Schneider Electric TSXHAWGANT1 is an antenna designed for RTU (Remote Terminal Unit) cellular applications. It features a length of 5 meters, facilitating flexible installation options to optimize signal reception in various environments.
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Schneider Electric TM171VEVA2 is an I/O unit categorized under the Modicon M171 electronic expansion valve drivers sub-range. This part is designed to function as an electronic expansion valve driver (EEVD) and features a connection type of removable screw terminal block, which is sold separately. It operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc, and is mounted using a DIN rail (35mm). The TM171VEVA2 is designed to operate within an ambient air temperature range of +23...+122°F / -5...+50 °C and has a degree of protection rated at IP20. It includes 1 x digital output (open collector) and 1 x analog input (NTC 4-20mA; 0-5Vdc / 0-10Vdc).
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Schneider Electric TM5SDI2D is an I/O unit within the Modicon TM5 I/O modules sub-range, designed for DC digital input applications. It features a removable spring terminal block connection type, which is sold separately, and comes in a white color. The unit operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc, and can be mounted on a symmetrical DIN rail. It is designed to operate within an ambient air temperature range of +14 to +131°F (-10 to +55°C) for horizontal installation, with a derating factor allowing for +14 to +140°F (-10 to +60°C), and +14 to +122°F (-10 to +50°C) for vertical installation. The TM5SDI2D offers an IP20 degree of protection and consumes 24mA (5Vdc via bus) or 12mA (24Vdc with all inputs ON). It includes protection functions against overload and short-circuit, and features 2 x digital inputs (24Vdc; Sink). The unit is designed to withstand an ambient air temperature for storage of -40 to +158°F (-40 to +70°C) and a humidity range of 5-95% without condensation. Power dissipation/losses are rated at 0.41 W.
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Schneider Electric TM5C12D6T6L is an I/O unit within the Modicon TM5 I/O modules sub-range, designed for compact I/O expansion. It features a removable spring terminal block connection type, which is sold separately, and comes in white. The unit operates on a supply voltage of 19-30Vdc, with 24Vdc nominal, and can be mounted on a symmetrical DIN rail. It is designed to operate within an ambient air temperature range of +14...+140°F / -10...+60 °C for horizontal installation and +14...+122°F / -10...+50 °C for vertical installation. The TM5C12D6T6L offers an IP20 degree of protection and includes 6 digital outputs (24Vdc 500mA; Source), consuming 69mA at 5Vdc via bus and 290mA at 24Vdc. It also features 12 digital inputs (24Vdc; Sink), 4 analog inputs (-10...+10Vdc; 0-20mA / 4-20mA; 12-bit), and 2 analog outputs (-10...+10Vdc; 0-20mA; 12-bit). The unit has a power dissipation/loss of 7.3 W and can be stored in conditions ranging from -40...+158°F / -40...+70 °C with a humidity range of 5-95% (without condensation).
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Schneider Electric TM2DRA8RT is an I/O unit categorized under the Modicon TM2 I/O modules sub-range, designed specifically for DC digital output functions with 1NO. It features a removable screw terminal block connection type and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. This unit is engineered for symmetrical rail mounting and is equipped with 8 digital outputs, each capable of handling 30Vdc / 240Vac 2A with NO relay contact outputs. The current consumption of the TM2DRA8RT is 30mA at 5Vdc in state 1 for all outputs, and 40mA at 24Vdc in state 1 for all outputs.
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Schneider Electric TM2DMM8DRT is an I/O unit within the Modicon TM2 I/O modules sub-range, designed for symmetrical rail mounting. It features a removable screw terminal block connection type and operates on a supply voltage of 19-30Vdc, with 24Vdc nominal. This module is equipped with 4 digital inputs (Sink/Source) and 4 digital outputs, each output providing 2A with normally open relay contact outputs. The current consumption is specified as 25mA at 5Vdc (state 1) for all inputs/outputs and 20mA at 24Vdc (state 1) for all inputs/outputs.
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Schneider Electric TM2DDO32UK is an I/O unit categorized under the Modicon TM2 I/O modules sub-range, designed as a DC digital output module. It features a HE-10 connector for its connection type and operates on a supply voltage of 19-30Vdc, with a nominal 24Vdc. This unit is engineered for symmetrical rail mounting and is equipped with 32 digital outputs, each output operating at 24Vdc 100mA with transistor sink technology. The current consumption of the TM2DDO32UK is specified as 20mA at 5Vdc (state 1; for all outputs) and 70mA at 24Vdc (state 1; for all outputs).
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Schneider Electric TM2DDO16UK is an I/O unit categorized under the Modicon TM2 I/O modules sub-range, designed specifically as a DC digital output module. It features a HE-10 connector for its connection type and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. This unit is engineered for symmetrical rail mounting and is equipped with 16 digital outputs, each output operating at 24Vdc with a 100mA current capacity (transistor; Sink). The current consumption of the unit is 10mA at 5Vdc (state 1; for all outputs) and 40mA at 24Vdc (state 1; for all outputs), ensuring compatibility with a wide range of industrial applications.
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| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
TM2DDI16DK Schneider Electric TM2DDI16DK is an I/O unit specifically designed as part of the Modicon TM2 I/O modules sub-range. This DC digital input module features a HE-10 connector for its connection type and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. It is designed for symmetrical rail mounting and has a current consumption of 35mA at 5Vdc in state 1 for all inputs. The module is equipped with 16 digital inputs, each requiring 7mA and capable of Sink/Source operation. | Schneider Electric | Quick Quote | |||
TM2ARI8LRJ Schneider Electric TM2ARI8LRJ is an I/O unit specifically designed as part of the Modicon TM2 I/O modules sub-range. This analog input module features a connection via an RJ11 connector and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. It is designed for symmetrical rail mounting and is equipped with 8 analog inputs. These inputs are compatible with temperature probe RTD types Pt100 and Pt1000, offering a resolution of 12-bit for precise temperature measurement. | Schneider Electric | Quick Quote | |||
TSXHAWGANT1 Schneider Electric TSXHAWGANT1 is an antenna designed for RTU (Remote Terminal Unit) cellular applications. It features a length of 5 meters, facilitating flexible installation options to optimize signal reception in various environments. | Schneider Electric | Quick Quote | |||
TM171VEVA2 Schneider Electric TM171VEVA2 is an I/O unit categorized under the Modicon M171 electronic expansion valve drivers sub-range. This part is designed to function as an electronic expansion valve driver (EEVD) and features a connection type of removable screw terminal block, which is sold separately. It operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc, and is mounted using a DIN rail (35mm). The TM171VEVA2 is designed to operate within an ambient air temperature range of +23...+122°F / -5...+50 °C and has a degree of protection rated at IP20. It includes 1 x digital output (open collector) and 1 x analog input (NTC 4-20mA; 0-5Vdc / 0-10Vdc). | Schneider Electric | Quick Quote | |||
TM5SDI2D Schneider Electric TM5SDI2D is an I/O unit within the Modicon TM5 I/O modules sub-range, designed for DC digital input applications. It features a removable spring terminal block connection type, which is sold separately, and comes in a white color. The unit operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc, and can be mounted on a symmetrical DIN rail. It is designed to operate within an ambient air temperature range of +14 to +131°F (-10 to +55°C) for horizontal installation, with a derating factor allowing for +14 to +140°F (-10 to +60°C), and +14 to +122°F (-10 to +50°C) for vertical installation. The TM5SDI2D offers an IP20 degree of protection and consumes 24mA (5Vdc via bus) or 12mA (24Vdc with all inputs ON). It includes protection functions against overload and short-circuit, and features 2 x digital inputs (24Vdc; Sink). The unit is designed to withstand an ambient air temperature for storage of -40 to +158°F (-40 to +70°C) and a humidity range of 5-95% without condensation. Power dissipation/losses are rated at 0.41 W. | Schneider Electric | Quick Quote | |||
TM5C12D6T6L Schneider Electric TM5C12D6T6L is an I/O unit within the Modicon TM5 I/O modules sub-range, designed for compact I/O expansion. It features a removable spring terminal block connection type, which is sold separately, and comes in white. The unit operates on a supply voltage of 19-30Vdc, with 24Vdc nominal, and can be mounted on a symmetrical DIN rail. It is designed to operate within an ambient air temperature range of +14...+140°F / -10...+60 °C for horizontal installation and +14...+122°F / -10...+50 °C for vertical installation. The TM5C12D6T6L offers an IP20 degree of protection and includes 6 digital outputs (24Vdc 500mA; Source), consuming 69mA at 5Vdc via bus and 290mA at 24Vdc. It also features 12 digital inputs (24Vdc; Sink), 4 analog inputs (-10...+10Vdc; 0-20mA / 4-20mA; 12-bit), and 2 analog outputs (-10...+10Vdc; 0-20mA; 12-bit). The unit has a power dissipation/loss of 7.3 W and can be stored in conditions ranging from -40...+158°F / -40...+70 °C with a humidity range of 5-95% (without condensation). | Schneider Electric | Quick Quote | |||
TM2DRA8RT Schneider Electric TM2DRA8RT is an I/O unit categorized under the Modicon TM2 I/O modules sub-range, designed specifically for DC digital output functions with 1NO. It features a removable screw terminal block connection type and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. This unit is engineered for symmetrical rail mounting and is equipped with 8 digital outputs, each capable of handling 30Vdc / 240Vac 2A with NO relay contact outputs. The current consumption of the TM2DRA8RT is 30mA at 5Vdc in state 1 for all outputs, and 40mA at 24Vdc in state 1 for all outputs. | Schneider Electric | Quick Quote | |||
TM2DMM8DRT Schneider Electric TM2DMM8DRT is an I/O unit within the Modicon TM2 I/O modules sub-range, designed for symmetrical rail mounting. It features a removable screw terminal block connection type and operates on a supply voltage of 19-30Vdc, with 24Vdc nominal. This module is equipped with 4 digital inputs (Sink/Source) and 4 digital outputs, each output providing 2A with normally open relay contact outputs. The current consumption is specified as 25mA at 5Vdc (state 1) for all inputs/outputs and 20mA at 24Vdc (state 1) for all inputs/outputs. | Schneider Electric | Quick Quote | |||
TM2DDO32UK Schneider Electric TM2DDO32UK is an I/O unit categorized under the Modicon TM2 I/O modules sub-range, designed as a DC digital output module. It features a HE-10 connector for its connection type and operates on a supply voltage of 19-30Vdc, with a nominal 24Vdc. This unit is engineered for symmetrical rail mounting and is equipped with 32 digital outputs, each output operating at 24Vdc 100mA with transistor sink technology. The current consumption of the TM2DDO32UK is specified as 20mA at 5Vdc (state 1; for all outputs) and 70mA at 24Vdc (state 1; for all outputs). | Schneider Electric | Quick Quote | |||
TM2DDO16UK Schneider Electric TM2DDO16UK is an I/O unit categorized under the Modicon TM2 I/O modules sub-range, designed specifically as a DC digital output module. It features a HE-10 connector for its connection type and operates on a supply voltage of 19-30Vdc, with a nominal voltage of 24Vdc. This unit is engineered for symmetrical rail mounting and is equipped with 16 digital outputs, each output operating at 24Vdc with a 100mA current capacity (transistor; Sink). The current consumption of the unit is 10mA at 5Vdc (state 1; for all outputs) and 40mA at 24Vdc (state 1; for all outputs), ensuring compatibility with a wide range of industrial applications. | Schneider Electric | Quick Quote | |||
Programmable Logic Controllers
General Guide & Overview
Programmable Logic Controllers (PLCs) are digital computers used in industrial organizations to control computer systems. They monitor inputs and make decisions about related outputs, making them an essential component in predictive maintenance systems. PLCs have a rich history, with the first one being developed by Dick Morley in 1968. Over the years, PLC technology has evolved, from physical relays and timers to PC-based software.
PLCs can be classified into different types, such as PLCs, PACs, SCADA, DCS, and DDC, each serving specific automation needs. They consist of key components, including inputs, outputs, CPUs, communications, and HMIs. PLCs operate through a scan cycle, continuously monitoring inputs, executing control programs, and controlling outputs.
Different programming languages, such as ladder logic, structured text, instruction list, function block diagram, and sequential function chart, are used to program PLCs. Compact and modular PLCs offer flexibility and scalability. PLC maintenance is essential for optimal performance, with tasks such as cleaning dust, replacing modules, and checking connections.
Types and Components of PLCs
Programmable Logic Controllers (PLCs) come in various types, each designed to meet specific automation needs. Two main types of PLCs are compact PLCs and modular PLCs. Compact PLCs are integrated single-unit systems with the processor, power supply, and I/O modules all housed together. They are ideal for smaller applications due to their smaller physical footprint. On the other hand, modular PLCs offer flexibility and scalability, allowing for easier system expansion. They are often preferred by larger or growing companies that require more extensive control.
A PLC consists of several critical components that work together to perform its function. These components include inputs, outputs, CPUs, and communication capabilities. Inputs are connected to sensors and devices to gather data and information. The gathered data is then processed by the CPU, the brain of the PLC, which evaluates and makes decisions based on the input. The output devices, connected to outputs, control various components such as valves and motors to execute the desired actions.
PLCs also have communication capabilities, enabling integration with other devices and systems in the industrial environment. This ensures seamless coordination and interaction between different elements of the automation system. PLCs are an essential part of automation systems, providing reliable control and efficient operation across various industries.
PLC Maintenance Best Practices
Proper PLC maintenance is crucial for ensuring optimal performance and minimizing breakdowns. By following a comprehensive PLC maintenance checklist, you can keep your system running smoothly and prevent costly downtime.
Here are some important PLC maintenance tasks:
Cleaning dust from input and output devices to prevent signal interference and component failure.
Changing filters regularly to control dust accumulation and maintain proper ventilation within the PLC system.
Inspecting connections for secureness to avoid loose connections that can disrupt communication and reduce reliability.
Replacing worn-out modules to prevent malfunctions and ensure accurate processing of data and commands.
Increasing awareness of unusual activity by monitoring error logs and system performance to identify potential issues before they escalate.
Backing up PLC data regularly to protect against data loss in the event of a system failure or unexpected event.
Monitoring environmental conditions such as temperature and humidity to ensure they are within the specified operating range.
Calibrating devices periodically to maintain accurate measurements and prevent deviations that can impact system performance.
Conducting visual inspections of the PLC system to identify any physical damage, loose connections, or signs of wear and tear.
Checking LED lights for proper functionality, as they provide valuable diagnostic information.
Inspecting sensors to ensure they are clean, properly aligned, and functioning correctly, as they are critical for accurate data acquisition.
Addressing electromagnetic interference by keeping sensitive components and wiring away from sources of electromagnetic radiation.
Reviewing the proximity of equipment to identify potential interference and ensure proper positioning for efficient operation.
Keeping the PLC system up to date with recalls and upgrades to benefit from the latest software patches, enhancements, and security updates.
The frequency of maintenance tasks may vary depending on factors such as the surrounding environment, machine usage, and available maintenance staff capacity. It is recommended to perform daily tasks such as dusting and tidying, while more specific tasks can be scheduled at regular intervals or based on manufacturer recommendations.
FAQ
What is a programmable logic controller (PLC)?
A programmable logic controller (PLC) is a digital computer used in industrial organizations to control computer systems. It monitors inputs and makes decisions about related outputs, making it an essential component in predictive maintenance systems.
Who invented the first PLC?
The first PLC was developed by Dick Morley in 1968.
How do PLCs work?
PLCs operate through a scan cycle, continuously monitoring inputs, executing control programs, and controlling outputs.
What are the different types of PLCs?
PLCs can be classified into types such as PLCs, PACs, SCADA, DCS, and DDC, each serving specific automation needs.
What are the key components of a PLC?
The key components of a PLC include inputs, outputs, CPUs, communications, and HMIs.
What programming languages are used for PLCs?
Different programming languages, such as ladder logic, structured text, instruction list, function block diagram, and sequential function chart, are used to program PLCs.
What are the advantages of PLCs?
PLCs offer advantages such as flexibility, scalability, easy expansion, integration with other devices and systems, and improved processing speeds.
Where are PLCs used?
PLCs are used in various industries, including manufacturing, automation, oil and gas, energy, and transportation.
How important is PLC maintenance?
PLC maintenance is crucial for ensuring optimal performance and avoiding breakdowns. Regular tasks include cleaning dust, replacing modules, and checking connections.