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Used dcs in China

  • Sulfur Hexafluoride Density Relay Calibrator

    Sulfur Hexafluoride Density Relay Calibrator Density Relay Calibrator Tester Sf6 Tester

    • Manufacturer: RUN TEST

    Sulfur Hexafluoride Density Relay Calibrator Density Relay Calibrator Tester Sf6 Tester Principle of instrument calibration： The pressure of the gas sealed in the container changes with the temperature. In order ...

    $3,500 USD
    Baoding, China
  • Automatic SF6 gas Density Relay

    Automatic SF6 gas Density Relay Calibrator Analyzer SF6 gas density relay equipment

    • Manufacturer: RUN TEST

    Automatic SF6 gas Density Relay Calibrator for SF6 gas density relay equipment Principle of instrument calibration： The pressure of the gas sealed in the container changes with the temperature. In order to have a...

    $3,500 USD
    Baoding, China
  • High Voltage Automatic SF6 Gas

    High Voltage Automatic SF6 Gas Density Switches Meter Relay Calibrator

    • Manufacturer: RUN TEST

    High Voltage Automatic SF6 Gas Density Switches Meter Relay Calibrator Principle of instrument calibration： The pressure of the gas sealed in the container changes with the temperature. In order to have a unified...

    $3,500 USD
    Baoding, China
  • Factory Direct Sale Portable High

    Factory Direct Sale Portable High Precision Intelligent Gas Density Switches SF6 Gas Analysis Density Relay Calibrator

    • Manufacturer: RUN TEST

    Factory Direct Sale Portable High Precision Intelligent Gas Density Switches SF6 Gas Analysis Density Relay Calibrator Principle of instrument calibration： The pressure of the gas sealed in the container changes ...

    $3,500 USD
    Baoding, China
  • New Arrival Hexafluoride Density Relay

    New Arrival Hexafluoride Density Relay Calibrator Density Relay Calibrator Tester Sf6 Tester

    • Manufacturer: RUN TEST

    New Arrival Hexafluoride Density Relay Calibrator Density Relay Calibrator Tester Sf6 Tester Principle of instrument calibration： The pressure of the gas sealed in the container changes with the temperature. In o...

    $3,500 USD
    Baoding, China
  • Sf6 Gas Hexafluoride Density Relay

    Sf6 Gas Hexafluoride Density Relay Calibrator Tester

    • Manufacturer: RUN TEST

    Sf6 Gas Hexafluoride Density Relay Calibrator Tester Principle of instrument calibration： The pressure of the gas sealed in the container changes with the temperature. In order to have a unified standard for comp...

    $3,500 USD
    Baoding, China
  • 6ES7222-1HH30-0XB0 DIGITAL OUTPUT SM1222, 16

    6ES7222-1HH30-0XB0 DIGITAL OUTPUT SM1222, 16 DO, RELAY

      SIEMENS S7-1200 6ES72221HH300XB0 SIMATIC S7-1200, DIGITAL OUTPUT,SM 1222,,16 DO, RELAY 2ASIMATIC S7-1200, DIGITALAUSGABE,SM 1222,,16 DO, RELAIS 2ASIMATIC S7-1200, SORTIES TOR,SM 1222,,16 S TOR, RELAIS 2ASIMATIC S...

      Shenzhen, China
    • GF302 portable high precision multi-product

      GF302 portable high precision multi-product calibrator

        GF302 portable multi-product calibrator is suitable for power plant and power grid companies for the following function: metrology and testing department and instrumentation classes, national levels measuring and...

        Beijing, China
      • Gdjb-PC Three-Phase Relay Protection Tester/

        Gdjb-PC Three-Phase Relay Protection Tester/ Secondary Injection Test Set

        • Manufacturer: Gold

        GDJB-PC Three-Phase Relay Protection Tester/ Secondary Injection Test Set I ntroduction: GDJB-PC Three-Phase Relay Protection Tester/ Secondary Injection Test Set is applied to test the relay unit in relay protec...

        $3,000 USD
        Chongqing, China
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        6ES7212-1BB21-0XB0 CPU 222, AC PS, 8DI DC/6DO RELAY

          SIEMENS S7-200 6ES72121BB210XB0 SIMATIC S7-200, CPU 222,COMPACT UNIT, AC POWER SUPPLY,8 DI DC/6 DO RELAY,4 KB CODE/2 KB DATA,,PROFIBUS DP EXTENDABLESIMATIC S7-200, CPU 222,KOMPAKTGERAET, AC STROMVERSORG.,8 DE DC/...

          Shenzhen, China
        • no-image_en.png

          6ES7216-2BD21-0XB0 CPU 226, AC PS, 24DI DC/16DO RELAY

            SIEMENS S7-200 6ES72162BD210XB0 SIMATIC S7-200, CPU 226,COMPACT UNIT, AC POWER SUPPLY,24 DI DC/16 DO RELAY,,8 KB CODE/5 KB DATA,,2 PPI/FREEPORT PORTSSIMATIC S7-200, CPU 226,KOMPAKTGERAET, AC STROMVERSORG.,24 DE D...

            Shenzhen, China
          • no-image_en.png

            6ES7214-1BD21-0XB0 CPU 224, AC PS, 14DI DC/10DO RELAY

              SIEMENS S7-200 6ES72141BD210XB0 SIMATIC S7-200, CPU 224,,COMPACT UNIT, AC POWER SUPPLY,14 DI DC/10 DO, RELAY,8 KB CODE/5 KB DATA,,PROFIBUS DP EXTENDABLESIMATIC S7-200, CPU 224,KOMPAKTGERAET, AC STROMVERSORG.,14 D...

              Shenzhen, China
            • no-image_en.png

              6ES7211-0BA21-0XB0 CPU 221, AC PS, 6DI DC/4DO RELAY

                SIEMENS S7-200 6ES72110BA210XB0 SIMATIC S7-200, CPU 221,COMPACT UNIT, AC POWER SUPPLY,6 DI DC/4 DO RELAY,4 KB CODE/2 KB DATA,SIMATIC S7-200, CPU 221,KOMPAKTGERAET, AC STROMVERSORG.,6 DE DC/4 DA, RELAIS-AUSGAENGE....

                Shenzhen, China
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                592-EC1DC

                  Allen-Bradley 592-EC1DC ,592EC1DC DeviceNet Products Relays/Starters SOLID STATE OVERLOAD RELAY,INTEGRATED I/O

                  Shenzhen, China
                • no-image_en.png

                  592-EC2DC

                    Allen-Bradley 592-EC2DC ,592EC2DC DeviceNet Products Relays/Starters SOLID STATE OVERLOAD RELAY,INTEGRATED I/O

                    Shenzhen, China
                  56789

                  Overview

                  Relays are electrical components used to control a circuit by a separate low-power signal or multiple signals. They are essential in various applications, including industrial automation, automotive systems, and household appliances. Relays come in different types, such as electromagnetic, solid-state, and thermal, each suited for specific functions and environments.

                  FAQ

                  What factors should I consider when purchasing a relay?

                  Consider the relay's voltage and current ratings, the type of relay (electromagnetic, solid-state, etc.), and the environmental conditions it will operate in. Compatibility with your existing system is also crucial.

                  How can I ensure my relay is shipped safely?

                  Ensure the relay is packed in anti-static packaging and cushioned to prevent damage during transit. Use a reliable shipping service that handles fragile electronic components.

                  What maintenance is required for relays?

                  Regular maintenance includes checking for signs of wear or damage, ensuring connections are secure, and occasionally cleaning contact points if applicable. Follow the manufacturer's guidelines for specific maintenance procedures.