{"id":6033,"date":"2023-08-03T20:44:54","date_gmt":"2023-08-03T12:44:54","guid":{"rendered":"https:\/\/www.dcl-controls.com\/?p=6033"},"modified":"2025-03-27T09:47:56","modified_gmt":"2025-03-27T09:47:56","slug":"dcl-02-on-off-actuator","status":"publish","type":"post","link":"https:\/\/dclcontrols.com\/es_uy\/support\/mr-actuator\/dcl-02-on-off-actuator","title":{"rendered":"Common faults & troubleshooting for DCL-02 ON-OFF actuators"},"content":{"rendered":"
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This guide is applicable to the DCL Ultra-Small Series actuators, with the following models:<\/p>

  • DCL-02A<\/p><\/li>

  • DCL-02B<\/p><\/li>

  • DCL-02G<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    Common Faults and Troubleshooting Methods<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    \u00a0<\/p>
    Fault<\/strong><\/th>Possible Causes<\/strong><\/th>Troubleshooting Methods<\/strong><\/th><\/tr><\/thead>
    Actuator does not open or close on initial start<\/strong><\/td>1. Incorrect wiring<\/td>Check the wiring according to the actuator\u2019s wiring diagram.<\/td><\/tr>
    \u00a0<\/td>2. Incorrect power supply<\/td>Ensure the power supply voltage is within \u00b110% of the actuator\u2019s rated voltage and the current is 3 times the rated current.<\/td><\/tr>
    \u00a0<\/td>3. Faulty control switch or relay<\/td>Measure the input voltage at the actuator’s control terminal using a multimeter to verify it matches expectations.<\/td><\/tr>
    \u00a0<\/td>4. Control system mismatch<\/td>Test the actuator with a mechanical switch. If it operates normally, verify the control system’s output logic.<\/td><\/tr>
    \u00a0<\/td>5. Multiple actuators or actuators and other devices connected in parallel<\/td>Switch actuators should use single-path control and not be wired in parallel, as this affects the startup capacitor.<\/td><\/tr>
    Actuator can only open or close<\/strong><\/td>1. Incorrect wiring<\/td>Check the wiring using the actuator\u2019s wiring diagram.<\/td><\/tr>
    \u00a0<\/td>2. Incorrect full open\/close cam setting<\/td>Refer to the “How to Set Electric Switch-Type Valves” guide and correctly set the cam positions.<\/td><\/tr>
    Actuator stops in the middle of travel<\/strong><\/td>1. Valve jammed<\/td>Check for blockages in the valve. Clear any obstruction and retry after the actuator’s overload protection cools.<\/td><\/tr>
    \u00a0<\/td>2. Solid material in fluid causing valve jam<\/td>Inspect the fluid for solid particles causing valve jams. Clear the jam and retry after the actuator\u2019s overload protection cools.<\/td><\/tr>
    \u00a0<\/td>3. Incorrect full open\/close stopper setting<\/td>Refer to the “How to Set Electric Switch-Type Valves” guide and correctly adjust the stopper positions.<\/td><\/tr>
    Unable to turn actuator using the handle<\/strong><\/td>1. Solid material in fluid causing valve to seize<\/td>Check for blockage in the valve. Clear the blockage and retry after the actuator\u2019s overload protection cools.<\/td><\/tr>
    \u00a0<\/td>2. Valve seizing<\/td>Inspect the valve for jamming. Clear the blockage and retry after the actuator\u2019s overload protection cools.<\/td><\/tr>
    \u00a0<\/td>3. Damaged actuator reduction mechanism<\/td>Remove the actuator from the valve and rotate the handle. If it doesn\u2019t move, replace the actuator.<\/td><\/tr>
    No position feedback signal<\/strong><\/td>1. Incorrect wiring at the switch<\/td>Check the wiring according to the actuator\u2019s wiring diagram.<\/td><\/tr>
    \u00a0<\/td>2. Incorrect full open\/close cam setting<\/td>Refer to the “How to Set Electric Switch-Type Valves” guide and set the cam position correctly.<\/td><\/tr>
    \u00a0<\/td>3. Overcurrent causing position feedback switch damage<\/td>1. Check if the full open\/close cam is pressing on the position feedback switch correctly, as per the guide.<\/td><\/tr>
    \u00a0<\/td>\u00a0<\/td>2. Measure if the position feedback circuit is closed.<\/td><\/tr><\/tbody><\/table>

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    Verify that the operating conditions meet the parameter requirements.<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Electric actuators may fail due to improper use or being used in incorrect operating conditions. When used within the operating conditions defined in the product specifications, the actuator can be expected to operate reliably for an extended period without failure.<\/p>

    • Supply Voltage:<\/strong> The voltage from the power supply must be within the rated operating voltage range of the actuator. Overvoltage or undervoltage may shorten the actuator’s lifespan.<\/p><\/li>

    • Supply Current:<\/strong> The starting current of the motor is significantly higher than the rated current. To ensure reliable operation, use a power supply capable of delivering at least 3 times the rated current of the actuator.<\/p><\/li>

    • Temperature:<\/strong> Ensure the actuator operates within its rated temperature range. Using the actuator outside this range may result in poor performance, reduced lifespan, and eventual failure.<\/p><\/li>

    • Environment:<\/strong> The DCL switch-type actuator has an IP67 weatherproof rating, making it suitable for both indoor and outdoor applications. It offers a degree of protection against rain and splashing water, helping to prolong the actuator\u2019s life by shielding it from rain, snow, ice, and UV (sunlight). However, in highly corrosive environments, electronic components may fail prematurely. Non-explosion-proof actuators should not be used in explosive environments.<\/p><\/li>

    • Duty Cycle:<\/strong> The DCL switch-type actuator has a duty cycle of 70% (42 seconds of operation per minute, followed by 18 seconds of rest). Exceeding this duty cycle may cause the motor to enter thermal protection.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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      Check the Wiring of the Actuator<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Ensure the actuator is wired correctly according to the wiring diagram provided by the manufacturer. Follow these steps to verify the wiring:<\/p>

      1. Power Supply:<\/strong><\/p>

        • Check the power supply connections to ensure they match the actuator’s required input voltage and current.<\/p><\/li><\/ul><\/li>

        • Control Connections:<\/strong><\/p>

          • Verify that the input and output control connections are securely attached and in the correct configuration as per the actuator\u2019s wiring diagram.<\/p><\/li><\/ul><\/li>

          • Signal Wiring:<\/strong><\/p>

            • Check the wiring for control signals, such as 4-20mA or 0-10V, depending on the actuator\u2019s specifications.<\/p><\/li>

            • Confirm that there are no loose connections or short circuits.<\/p><\/li><\/ul><\/li>

            • Grounding:<\/strong><\/p>

              • Ensure that the actuator is properly grounded to prevent electrical interference or damage.<\/p><\/li><\/ul><\/li>

              • Connections to Other Equipment:<\/strong><\/p>

                • If the actuator is connected to other devices, make sure those connections are also correct and do not cause interference or power issues.<\/p><\/li><\/ul><\/li><\/ol>

                  If the wiring appears correct, but the actuator is still malfunctioning, further troubleshooting or assistance from a technician may be necessary.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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                  A - Con 2 salidas de se\u00f1al de posici\u00f3n final activas<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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                  • Controlar el actuador para abrir o cerrar con K<\/li>
                  • El terminal de salida de la posici\u00f3n final APERTURA\/CIERRE enviar\u00e1 el evento como una se\u00f1al activa de 220 VCA cuando se alcance la posici\u00f3n final.<\/li><\/ul>

                    \u00a0<\/p>

                    Detalles de conexi\u00f3n:<\/strong><\/p>

                    1. Conectar el neutro de la fuente de alimentaci\u00f3n de CA 85-220 V a P1.<\/li>
                    2. Cambie la l\u00ednea AC85-220V a la posici\u00f3n CERRAR (P2) para cerrar la v\u00e1lvula.<\/li>
                    3. Para abrir la v\u00e1lvula, coloque el interruptor de la l\u00ednea AC85-220V en la posici\u00f3n ABIERTA (P3).<\/li>
                    4. P5 es el terminal de posici\u00f3n final ABIERTA que proporciona una fuente de CA de 220 V que se puede utilizar para encender una luz indicadora cuando el actuador alcanza la posici\u00f3n final de apertura.<\/li>
                    5. P6 es el terminal de posici\u00f3n final ABIERTO que proporciona una fuente de CA de 220 V que se puede utilizar para encender una luz indicadora cuando el actuador alcanza la posici\u00f3n final de cierre.<\/li>
                    6. Conecte la toma de tierra a P7.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                      B - With 2 passive end-position switche<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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                      • Controlar el actuador para abrir o cerrar con K<\/li>
                      • El terminal de salida de la posici\u00f3n final APERTURA\/CIERRE enviar\u00e1 el evento como una se\u00f1al pasiva cuando se alcance la posici\u00f3n final.<\/li><\/ul>

                        \u00a0<\/p>

                        Detalles de conexi\u00f3n:<\/strong><\/p>

                        1. Conectar el neutro de la fuente de alimentaci\u00f3n de CA 85-220 V a P1.<\/li>
                        2. Cambie la l\u00ednea AC85-220V a la posici\u00f3n CERRAR (P2) para cerrar la v\u00e1lvula.<\/li>
                        3. Para abrir la v\u00e1lvula, coloque el interruptor de la l\u00ednea AC85-220V en la posici\u00f3n ABIERTA (P3).<\/li>
                        4. P4 es el COM para la se\u00f1al de contacto pasivo de posici\u00f3n final ABIERTA\/CERRADA que normalmente est\u00e1 conectada a la se\u00f1al GND.<\/li>
                        5. P5 es el terminal de posici\u00f3n final ABIERTA que se conectar\u00e1 a COM cuando el actuador alcance la posici\u00f3n final de apertura.<\/li>
                        6. P6 es el terminal de cierre de posici\u00f3n final que se conectar\u00e1 a COM cuando el actuador alcance la posici\u00f3n final de cierre.<\/li>
                        7. Conecte la toma de tierra a P7.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          G - Motor de CC con 2 interruptores de posici\u00f3n final.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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                          • Controla el actuador para que se abra o se cierre mediante la direcci\u00f3n de la alimentaci\u00f3n el\u00e9ctrica entre los terminales 1 y 2.<\/li>
                          • El terminal de salida de la posici\u00f3n final APERTURA\/CIERRE enviar\u00e1 el evento como una se\u00f1al pasiva cuando se alcance la posici\u00f3n final.<\/li><\/ul>

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                            Detalles de conexi\u00f3n:<\/strong><\/p>

                            1. Conecte DC24V+ a P1 y DC24V- a P2 para cerrar la v\u00e1lvula.<\/li>
                            2. Conecte DC24V+ a P2 y DC24V- a P1 para cerrar la v\u00e1lvula.<\/li>
                            3. P3 es el COM para la se\u00f1al de contacto pasivo de posici\u00f3n final ABIERTA\/CERRADA que normalmente est\u00e1 conectada a la se\u00f1al GND.<\/li>
                            4. P4 es el terminal de posici\u00f3n final ABIERTA que se conectar\u00e1 a COM cuando el actuador alcance la posici\u00f3n final de apertura.<\/li>
                            5. P5 es el terminal de cierre de posici\u00f3n final que se conectar\u00e1 a COM cuando el actuador alcance la posici\u00f3n final de cierre.<\/li>
                            6. Conecte la toma de tierra a P7.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                              Nota:<\/p>

                              • El circuito dentro del recuadro punteado es el circuito interno del actuador. El circuito exterior muestra la conexi\u00f3n el\u00e9ctrica para el funcionamiento del actuador.<\/li>
                              • Si tiene otros requisitos espec\u00edficos sobre la conexi\u00f3n del circuito, no dude en ponerse en contacto con nuestro servicio de asistencia t\u00e9cnica.\u00a0<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                                When conducting troubleshooting on-site, feel free to contact our technical service personnel immediately for assistance in diagnosing and resolving the issue.
                                Contact phone number: 13026331611 (Mr. Chen)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

                                This guide is applicable to the DCL Ultra-Small Series actuators, with the following models: DCL-02A DCL-02B DCL-02G Common Faults and Troubleshooting Methods \u00a0 Fault Possible Causes Troubleshooting Methods Actuator does not open or close on initial start 1. Incorrect wiring Check the wiring according to the actuator\u2019s wiring diagram. \u00a0 2. Incorrect power supply Ensure […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":true,"footnotes":""},"categories":[103],"tags":[53],"class_list":["post-6033","post","type-post","status-publish","format-standard","hentry","category-mr-actuator","tag-actuator"],"acf":[],"_links":{"self":[{"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/posts\/6033","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/comments?post=6033"}],"version-history":[{"count":0,"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/posts\/6033\/revisions"}],"wp:attachment":[{"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/media?parent=6033"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/categories?post=6033"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dclcontrols.com\/es_uy\/wp-json\/wp\/v2\/tags?post=6033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}