What is a PLC (Programmable Logic Controller) and How Do Input/Output Units Function in Automated Systems?

A PLC, or Programmable Logic Controller, is the brains behind many automated systems. It's like a specialized computer designed for controlling machines and processes. PLCs use Input/Output (I/O) units to communicate with sensors and actuators in the actual system. These I/O units serve as the interface between the digital world of the PLC and the physical world of your machines. Inputs gather data from sensors, while outputs send control signals to devices like motors and valves, allowing the PLC to make decisions and automate tasks.

How Do PLC Input/Output Units Interface with Devices and Sequencers in Industrial Automation?

PLC I/O units interface with devices through wiring connections. Inputs are connected to sensors or switches, while outputs are linked to devices like motors, valves, or lights. The PLC's programming defines how inputs and outputs interact. For example, an input from a temperature sensor might trigger an output to turn on a cooling fan. PLCs can also work in sequence, performing a series of tasks based on inputs and previous outcomes. This sequence can be programmed to control complex industrial processes.

How Do I Install and Program PLC Input/Output Units for Optimized Control in Automated Machinery?

Installing PLC I/O units involves mounting them in a control panel, connecting wires, and ensuring proper electrical connections. To program a PLC for optimized control, you'll use specialized software to create a logic program. This program defines how the PLC responds to different inputs and manages outputs. It's essential to understand your machinery's requirements, design a logical program, and thoroughly test it to ensure efficient and safe operation.

In Which Industrial Applications Are PLCs Commonly Used?

PLCs are incredibly versatile and can be found in various industrial applications. They're widely used in manufacturing for tasks like assembly line control and quality assurance. They're also essential in processes like water treatment, energy production, and food production. Basically, anywhere automation and precise control are needed, you'll often find PLCs at the heart of the operation.

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FUJI ELECTRIC PLC (Input/Output Units)（Representative Standard：UL）

FUJI ELECTRIC offers products PLC (Input/Output Units) specified by Representative Standard UL from Electrical & Controls product category. There are a total of 5 items. Parts and equipment for controlling machines and electrical systems. Controllers and power supplies. FUJI ELECTRIC products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.

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Specification/Dimensions

Number Of Inputs
1

2

4

8

8 points

10

12

16

16 points

24

32

32 points

48

64

64 points

96

NA
Clear

Input Format
- DC input
- AC input
- AC/DC input
- Other
Clear

Rated Input Voltage(V)
DC-10～+10

1～5 / 0～5 / 0～10

5

DC5

DC5V

DC5-12

DC5/DC12

DC5/24

12 to 24

12–24

DC12/24

DC12~24

DC 12/24

DC13 to 30

18-30 DC

20.4-28.8 DC

DC20.4 to 28.8

24

24 DC

24 V

DC24

DC24V

DC 24

DC48

DC48/AC48

AC100V

AC100-120

AC 100-120

100 to 120

AC100 to 120

AC100 to 120V

AC100～120

VAC 100–120

AC100 to 240

AC100 to 240V

AC 100–240

AC200-240

200 to 240

AC200 to 240

(Not applicable)

NA

Not available
Clear

Input answer time
- Less than 1 mS
- Less than 10 to 20 mS
- Less than 50 to 100 mS
- Other
Clear

Number of Outputs
0

1

2

2 (test)

4

6

7

8

8 points

16

16 points

16/32/48/64

24

32

32 points

48

64

64 points

96

NA
Clear

Output Format
- Relay contact output
- Triac output
- Transistor / source output
- Transistor / sync output
- Other
Clear

Rated load voltage(V)
DC-10～+10

5

DC5 to 12

DC5/12/24

DC5 to 24

DC5～24

12

DC12-24

12/24

12＄24

DC12 to 24

DC12/24

DC12/24V

DC 12/24

DC 12–24

24

DC24

DC24V

DC24/AC240

DC24V/AC240V

DC 24 / AC 240

DC48

AC100-240

100 to 240 AC

AC100～240

AC 100 - 240

AC 100–240

DC110/AC240

240 AC

AC240

AC 240 / DC 24

AC250V/DC30V
Clear

Protection function
- None
- Input protection function
- Output protection function
- Other
Clear

Connection Terminal
- Terminal Block
- Connector
- Terminal block/connector
- Europe terminal block
Clear

Representative Standard
- CE
- UL
- CUL
- TUV
- CSA
- Other
Clear

Brand	ANYWIRE (0) BEIJER ELECTRO (0) FESTO (0) FUJI ELECTRIC (5) KOYO ELECTRONIC (0) MITSUBISHI (29) OMRON (17) PANASONIC (2) Schneider Electric (0) WAGO (1) WATANABEDENKI (0)
CAD	2D 3D

5 items

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MICREX-SX Series Digital Input/Output Module

FUJI ELECTRIC

A digital input/output module for the MICREX-SX series.

From: ฿ 6,562.50
Days to Ship: 45 Day(s)

45 Day(s)

Compare

MICREX-SX Series High Speed Digital Input Module

FUJI ELECTRIC

A digital input module with a pulse catch input. Capable of a pulse catch input up to 20μs and normal inputs.

From: ฿ 11,057.82
Days to Ship: 45 Day(s)

45 Day(s)

Compare

MICREX-SX Series Digital Output Module

FUJI ELECTRIC

A digital output module for Fuji Electric FA Components & Systems MICREX-SX Series.

From: ฿ 4,265.63
Days to Ship: 40 Day(s)

40 Day(s)

Compare

MICREX-SX Series Pulse Train Output Built-in Digital Output Module

FUJI ELECTRIC

A module with built-in transistor and pulse train outputs. Up to 4 channels × 2 phases (20kHz) are selectable for pulse train output.

From: ฿ 11,057.82
Days to Ship: 45 Day(s)

45 Day(s)

Compare

MICREX-SX Series Digital Input Module

FUJI ELECTRIC

[Features]
· A digital input module for the MICREX-SX series.

From: ฿ 4,265.63
Days to Ship: 45 Day(s)

45 Day(s)


Brand
Product Series
From
Days to Ship
Number Of Inputs
Input Format
Rated Input Voltage(V)
Input answer time
Number of Outputs
Output Format
Rated load voltage(V)
Protection function
Connection Terminal
Representative Standard

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	FUJI ELECTRIC	FUJI ELECTRIC	FUJI ELECTRIC	FUJI ELECTRIC	FUJI ELECTRIC
Product Series	MICREX-SX Series Digital Input/Output Module	MICREX-SX Series High Speed Digital Input Module	MICREX-SX Series Digital Output Module	MICREX-SX Series Pulse Train Output Built-in Digital Output Module	MICREX-SX Series Digital Input Module
From	฿ 6,562.50	฿ 11,057.82	฿ 4,265.63	฿ 11,057.82	฿ 4,265.63
Days to Ship	45 Day(s)	45 Day(s)	40 Day(s)	45 Day(s)	45 Day(s)
Number Of Inputs	8 points ～ 32 points	32 points	-	-	8 points ～ 64 points
Input Format	DC input	DC input	-	-	DC input / AC input
Rated Input Voltage(V)	DC24	DC24	-	-	DC5-12 ～ AC200-240
Input answer time	-	Other	-	-	Less than 10 to 20 mS / Other
Number of Outputs	8 points ～ 32 points	-	8 points ～ 64 points	32 points	-
Output Format	Transistor / source output / Transistor / sync output	-	Relay contact output / Transistor / source output / Transistor / sync output	Transistor / sync output	-
Rated load voltage(V)	DC12-24	-	DC12-24 ～ DC110/AC240	DC12-24	-
Protection function	-	-	-	-	-
Connection Terminal	Terminal Block / Connector	Connector	Terminal Block / Connector	Connector	Terminal Block / Connector
Representative Standard	UL	UL	UL	UL	UL

Related Categories to PLC (Input/Output Units)

FAQ PLC (Input/Output Units)

Question: What is a PLC (Programmable Logic Controller) and How Do Input/Output Units Function in Automated Systems?: Answer: A PLC, or Programmable Logic Controller, is the brains behind many automated systems. It's like a specialized computer designed for controlling machines and processes. PLCs use Input/Output (I/O) units to communicate with sensors and actuators in the actual system. These I/O units serve as the interface between the digital world of the PLC and the physical world of your machines. Inputs gather data from sensors, while outputs send control signals to devices like motors and valves, allowing the PLC to make decisions and automate tasks.
Question: How Do PLC Input/Output Units Interface with Devices and Sequencers in Industrial Automation?: Answer: PLC I/O units interface with devices through wiring connections. Inputs are connected to sensors or switches, while outputs are linked to devices like motors, valves, or lights. The PLC's programming defines how inputs and outputs interact. For example, an input from a temperature sensor might trigger an output to turn on a cooling fan. PLCs can also work in sequence, performing a series of tasks based on inputs and previous outcomes. This sequence can be programmed to control complex industrial processes.
Question: How Do I Install and Program PLC Input/Output Units for Optimized Control in Automated Machinery?: Answer: Installing PLC I/O units involves mounting them in a control panel, connecting wires, and ensuring proper electrical connections. To program a PLC for optimized control, you'll use specialized software to create a logic program. This program defines how the PLC responds to different inputs and manages outputs. It's essential to understand your machinery's requirements, design a logical program, and thoroughly test it to ensure efficient and safe operation.
Question: In Which Industrial Applications Are PLCs Commonly Used?: Answer: PLCs are incredibly versatile and can be found in various industrial applications. They're widely used in manufacturing for tasks like assembly line control and quality assurance. They're also essential in processes like water treatment, energy production, and food production. Basically, anywhere automation and precise control are needed, you'll often find PLCs at the heart of the operation.