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Used circuits in China

  • Trusted Seller
    6ES7223-1PH22-0XA8 | Siemens Digital I/O

    6ES7223-1PH22-0XA8 | Siemens Digital I/O EM 223

    • Manufacturer: Siemens
    • Model: 6ES7223

    Siemens 6ES7223-1PH22-0XA8 Digital I/O EM 223 Siemens 6ES7223-1PH22-0XA8 Digital I/O EM 223 SIMATIC S7-200 CN, Digital I/O EM 223, only for S7-22X CPU, 16 DI 24 V DC, Sink/Source, 16 DO relay, 2 A/channel this S7...

    Fujian, China
  • Trusted Seller
    KJ3001X1-BB1 | 12P0550X142 Emerson Dry

    KJ3001X1-BB1 | 12P0550X142 Emerson Dry Contact Module

    • Manufacturer: Emerson
    • Model: KJ3001

    Emerson KJ3001X1-BB1 12P0550X142 Dry Contact Module Emerson KJ3001X1-BB1 12P0550X142 Dry Contact Module Field power supplied to this device, either at the field terminal or as bussed field power through the carri...

    Fujian, China
  • Trusted Seller
    KJ3203X1-BA2 | 13P0085X012 Emerson Dry

    KJ3203X1-BA2 | 13P0085X012 Emerson Dry Contact Card

    • Manufacturer: Emerson
    • Model: KJ3203

    EMERSON KJ3203X1-BA2 13P0085X012 Dry Contact Card. EMERSON KJ3203X1-BA2 13P0085X012 Dry Contact Card EMERSON KJ3203X1-BA2 13P0085X012 Dry Contact Card Full Signal Range 1 to 22.5 mA, with over range checking Isol...

    Fujian, China
  • Trusted Seller
    6ES7193-6BP00-0DA0 | Siemens BaseUnit

    6ES7193-6BP00-0DA0 | Siemens BaseUnit

    • Manufacturer: Siemens
    • Model: 6ES7193

    SIEMENS 6ES7193-6BP00-0DA0 BaseUnit SIEMENS 6ES7193-6BP00-0DA0 BaseUnit SIMATIC ET 200SP, BaseUnit BU15-P16+A0+2D, BU type A0, Push-in terminals, without AUX terminals, New load group, WxH: 15x 117 mm SIMATIC ET ...

    Fujian, China
  • Trusted Seller
    51400668-100 HONEYWELL WDC CONTROLLER

    51400668-100 HONEYWELL WDC CONTROLLER

    • Manufacturer: Honeywell

    BATTERY MODULE Get the best deals for 51400668-100 IN STOCK READY TO SHIP Product:Honeywell 51400668-100 WDC Controller Circuit Board Honeywell 51400668-100 1) 32-point digital output: DC voltage (sourcing type)....

    Fujian, China
  • Trusted Seller
    6ES7322-1BL00-0AA0 | SIEMENS Digital Output

    6ES7322-1BL00-0AA0 | SIEMENS Digital Output Module

    • Manufacturer: Siemens
    • Model: 6ES7322

    SIEMENS 6ES7322-1BL00-0AA0 Digital Output Module SIEMENS 6ES7322-1BL00-0AA0 Digital Output Module SIMATIC S7-300, Digital output SM 322, isolated, 32 DO, 24 V DC, 0.5A SIMATIC S7-300, Digital output SM 322, isola...

    Fujian, China
  • Trusted Seller
    6ES7223-1PL22-0XA8 | Siemens EM223 Digital

    6ES7223-1PL22-0XA8 | Siemens EM223 Digital I/O Module

    • Manufacturer: Siemens
    • Model: 6ES7223

    Siemens 6ES7223-1PL22-0XA8 EM223 Digital I/O Module Siemens 6ES7223-1PL22-0XA8 EM223 Digital I/O Module SIMATIC S7-200 CN, Digital I/O EM 223, only for S7-22X CPU, 16 DI 24 V DC, Sink/Source, 16 DO relay, 2 A/cha...

    Fujian, China
  • Trusted Seller
    6ES5454-4UA13 | Siemens DIGITAL OUTPUT

    6ES5454-4UA13 | Siemens DIGITAL OUTPUT MODULE

    • Manufacturer: Siemens
    • Model: 6ES5454

    Siemens 6ES5454-4UA13 DIGITAL OUTPUT MODULE Siemens 6ES5454-4UA13 DIGITAL OUTPUT MODULE SIMATIC S5 454 DIGITAL OUTPUT MODULE FLOATING, COMPACT VERSION U 16 OUTPUTS, 24V DC; 2A SIMATIC S5 454 DIGITAL OUTPUT MODULE...

    Fujian, China
  • Trusted Seller
    AAI543-H53 S1 | Yokogawa Analog

    AAI543-H53 S1 | Yokogawa Analog Output Module

    • Manufacturer: Yokogawa

    Yokogawa AAI543-H53 S1 Analog Output Module Yokogawa AAI543-H53 S1 Analog Output Module Withstanding voltage Between output and system: 1500 V AC, for 1 minute (*4) Analog Output Module(4 to 20 mA, 16-Channel, Is...

    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
    6ES7321-7BH01-0AB0 | Siemens Digital Input

    6ES7321-7BH01-0AB0 | Siemens Digital Input Module

    • Manufacturer: Siemens
    • Model: 6ES7

    Siemens 6ES7321-7BH01-0AB0 Digital Input Module Siemens 6ES7321-7BH01-0AB0 Digital Input Module SIMATIC S7-300, Digital input SM 321, isolated, 16 DI; 24 V DC, 1x 20-pole, process interrupt, diagnostics, suitable...

    Fujian, China
  • Trusted Seller
    KJ3203X1-BA2 | 13P0085X012 VE4001S2T2B4 Emerson

    KJ3203X1-BA2 | 13P0085X012 VE4001S2T2B4 Emerson Dry Contact Card

    • Manufacturer: Emerson
    • Model: KJ3203

    EMERSON KJ3203X1-BA2 13P0085X012 VE4001S2T2B4 Dry Contact Card. EMERSON KJ3203X1-BA2 13P0085X012 VE4001S2T2B4 Dry Contact Card EMERSON KJ3203X1-BA2 13P0085X012 VE4001S2T2B4 Dry Contact Card Full Signal Range 1 to...

    Fujian, China
  • Trusted Seller
    6ES7134-4GD00-0AB0 | Siemens Analog Input

    6ES7134-4GD00-0AB0 | Siemens Analog Input Module 2 wire 4/20MA

    • Manufacturer: Siemens
    • Model: 6ES7134

    Siemens 6ES7134-4GD00-0AB0 Analog Input Module 2 wire 4/20MA Siemens 6ES7134-4GD00-0AB0 Analog Input Module 2 wire 4/20MA SIMATIC DP, ELECTRONIC MODULE ET200S, 4AI STANDARD I2-WIRE, 4 - 20MA; 13BIT, 15MM WIDTH, F...

    Fujian, China
  • Trusted Seller
    KJ3001X1-BA1 Emerson discrete input module

    KJ3001X1-BA1 Emerson discrete input module

    • Manufacturer: Emerson
    • Model: KJ3001

    INPUT MODULE Get the best deals for KJ3001X1-BA1 1290549X152 IN STOCK READY TO SHIP Product Parameters: KJ3001X1-BA1 Discrete Input Module INPUT MODULE,8CHANNEL,24VDC,ISOLATED CARD Power Specifications LocalBus p...

    Fujian, China
  • Trusted Seller
    AAI835-H00 S1 | Yokogawa ANALOG

    AAI835-H00 S1 | Yokogawa ANALOG INPUT/OUTPUT MODULE

    • Manufacturer: Yokogawa

    YOKOGAWA AAI835-H00 S1 ANALOG INPUT/OUTPUT MODULE YOKOGAWA AAI835-H00 S1 ANALOG INPUT/OUTPUT MODULE Number of I/O channels : 4-channel input/4-channel output, isolated channels AA1835H00 YOKOGAWA AA1835-H00 ANALO...

    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.