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Used plc in China

  • Trusted Seller
    1791D-16B0 |  input module

    1791D-16B0 | input module

    • Manufacturer: / Automation

    Base Module - 16 Inputs The / Automation 1791D-16B0 input module is a CompactBlock I/O 1791D series input module It is a base CompactBlock input module and it has 16 sinking inputs. The 1791D-16B0 base input modu...

    Fujian, China
  • Trusted Seller
    6ES7331-7KB02-0AB0 Siemens

    6ES7331-7KB02-0AB0 Siemens

    • Manufacturer: Siemens
    • Model: 6ES7331

    Analog Input Module Siemens 6ES7331-7KB02-0AB0 SIMATIC S7-300 SM331 Analog U/I/RTD/TC Input, 2/1-P Siemens 6ES7 331-7KB02-0AB0 SIMATIC S7-300 SM 331 Analog Current/Voltage/RTD/Thermocouple Input Module

    Fujian, China
  • Trusted Seller
    12P2093X112 Emerson KJ2003X1-BA2

    12P2093X112 Emerson KJ2003X1-BA2

    • Manufacturer: Emerson
    • Model: KJ2003X1-BA2

    KJ2003X1-BA2 MD Controller EREMSON | KJ2003X1-BA2 12P2093X112 VE3005 | Delta V Controller MD Module 12P2093X112 Rev L MD CONTROLLER; M-SERIES; DISTRIBUTED CONTROL SYSTEM; ETHERNET PORTS; 1.4 AMP 5 VDC; OPERATING ...

    Fujian, China
  • Trusted Seller
    Siemens 6ES7312-1AE14-0AB0

    Siemens 6ES7312-1AE14-0AB0

    • Manufacturer: Siemens
    • Model: 6ES7312

    CPU 312 Processor with MPI Interface SIMATIC S7-300, CPU 312 Central processing unit with MPI, Integr. power supply 24 V DC, Work memory 32 KB, Micro Memory Card required IN STOCK READY TO SHIP 6ES7312-1AE14-0AB0...

    Fujian, China
  • Trusted Seller
    Siemens 6ES7340-1AH02-0AE0

    Siemens 6ES7340-1AH02-0AE0

    • Manufacturer: Siemens
    • Model: 6ES7340

    CP340 Serial Communication Module 6ES7340-1AH02-0AE0 Siemens S7-300, CP 340 COMMUNICATION PROCESSOR, RS232C SIMATIC S7-300, CP 340 Communications processor with RS232C interface (RS-232-C) incl. configuration pac...

    Fujian, China
  • Trusted Seller
    6ES7314-6CG03-0AB0 Siemens

    6ES7314-6CG03-0AB0 Siemens

    • Manufacturer: Siemens
    • Model: 6ES7314

    CPU 314C-2DP Compact CPU 6ES7314-6CG03-0AB0. SIMATIC S7-300, CPU 314C-2DP COMPACT CPU WITH MPI, 24 DI/16 DO, 4AI, 2AO, 1 PT100, 4 FAST 6ES7314-6CG03-0AB0 | Siemens | SIMATIC S7-300 CPU, Best Price in Town, Guaran...

    Fujian, China
  • Trusted Seller
    Siemens 6ES7314-1AE02-0AB0

    Siemens 6ES7314-1AE02-0AB0

    • Manufacturer: Siemens
    • Model: 6ES7314

    CPU 314 Central Processing Unit SIMATIC S7-300, CPU 314 CPU WITH INTEGRATED 24 V DC POWER SUPPLY 24 KBYTE WORKING MEMORY CPU 314 Standard Controller with 1 x RS-485 Interface (MPI), 24 KBytes Memory for User Prog...

    Fujian, China
  • Trusted Seller
    AAI835-H53 S3 | Yokogawa Current

    AAI835-H53 S3 | Yokogawa Current Input Module

    • Manufacturer: Yokogawa

    Yokogawa AAI835-H53 S3 Current Input Module Yokogawa AAI835-H53 S3 Current Input Module Number of I/O channels :4-channel input/4-channel output, isolated channels Number of I/O channels :4-channel input/4-channe...

    Fujian, China
  • Trusted Seller
    A6500-UM | Emerson Universal Measurement

    A6500-UM | Emerson Universal Measurement Card

    • Manufacturer: Emerson
    • Model: A6500UM

    Emerson A6500-UM Universal Measurement Card Emerson A6500-UM Universal Measurement Card Thrust and Rod Position, Differential and Case Expansion, Valve Position the A6500-SR System Rack, which also provides conne...

    Fujian, China
  • Trusted Seller
    1756-OV16E | ControlLogix DC Fused

    1756-OV16E | ControlLogix DC Fused Sinking Output Module

    • Manufacturer: / Automation

    1756-OV16E ControlLogix DC Fused Sinking Output Module 1756-OV16E ControlLogix DC Fused Sinking Output Module The 1756-OV16E ControlLogix Digital DC Output Module by is an output module in the ControlLogix Digita...

    Fujian, China
  • Trusted Seller
    1756-OB16IS | ControlLogix Scheduled Isolated

    1756-OB16IS | ControlLogix Scheduled Isolated Output Module

    • Manufacturer: / Automation

    1756-OB16IS ControlLogix Scheduled Isolated Output Module 1756-OB16IS ControlLogix Scheduled Isolated Output Module The ControlLogix 1756-OB16IS is a ControlLogix I/O with 16 Individually Isolated and 8 Scheduled...

    Fujian, China
  • Trusted Seller
    1756-IV32 | ControlLogix Sourcing Input

    1756-IV32 | ControlLogix Sourcing Input Module

    • Manufacturer: / Automation

    1756-IV32 ControlLogix Sourcing Input Module 1756-IV32 ControlLogix Sourcing Input Module The 1756-IV32 is a digital input module having 32 inputs with 16 points per group. ControlLogix Digital DC Input Module wi...

    Fujian, China
  • Trusted Seller
    12P2506X032 | KJ3241X1-BA1 Emerson Redundant

    12P2506X032 | KJ3241X1-BA1 Emerson Redundant Serial Interface Card

    • Manufacturer: Emerson
    • Model: KJ3241X1-BA1

    Emerson 12P2506X032 KJ3241X1-BA1 Redundant Serial Interface Card Emerson 12P2506X032 KJ3241X1-BA1 Redundant Serial Interface Card LocalBus power rating 12 VDC at 300 mA Power Specifications LocalBus power rating ...

    Fujian, China
  • Trusted Seller
    6ES7314-1AF10-0AB0 | Siemens Central Processing

    6ES7314-1AF10-0AB0 | Siemens Central Processing Unit

    • Manufacturer: Siemens
    • Model: 6ES7314

    Siemens 6ES7314-1AF10-0AB0 Central Processing Unit Siemens 6ES7314-1AF10-0AB0 Central Processing Unit SIMATIC S7-300, CPU 314 CPU WITH MPI INTERFACE INTEGRATED 24 V DC POWER SUPPLY 48 KBYTE WORKING MEMORY MICRO M...

    Fujian, China
  • Trusted Seller
    6ES7151-1AA05-0AB0 | Siemens ET200S Interface

    6ES7151-1AA05-0AB0 | Siemens ET200S Interface IM151-1 Standard

    • Manufacturer: Siemens
    • Model: 6ES7151

    Siemens 6ES7151-1AA05-0AB0 ET200S Interface IM151-1 Standard Siemens 6ES7151-1AA05-0AB0 ET200S Interface IM151-1 Standard INTERFACE MODULE IM151-1 STANDARD FOR ET200S; INCL. TERMINATING MODULE DATA VOLUME 244BYTE...

    Fujian, China
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Overview

Input/Output (I/O) modules are essential components in industrial automation systems. They serve as the interface between various field devices and the control system, allowing the exchange of data and signals. I/O modules can handle both analog and digital inputs and outputs, making them crucial for monitoring and controlling processes in manufacturing, energy, and other sectors.

FAQ

What should I consider when buying an I/O module?

Consider the compatibility with your existing control system, the number of input and output channels, and the type of signals (analog or digital) it supports. Reliability and ease of integration are also important factors.

How do I ensure the I/O module is shipped safely to my location?

Use a reputable shipping service that specializes in electronics. Ensure the module is properly packaged with anti-static materials and secured to prevent damage during transit.

What is the maintenance schedule for an I/O module?

Regular maintenance includes inspecting connections for wear or corrosion, ensuring the module is clean and free from dust, and checking for any firmware updates from the manufacturer. Consult the manufacturer’s manual for detailed maintenance intervals.