Extech Instruments DM220 User Manual
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Extech Instruments DM220 User Manual

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User's Guide
Pocket Autoranging DMM
Model DM220
AutoRanging DMM
Introduction
Congratulations on your purchase of the Extech DM220 Pocket Autoranging
Multimeter. This meter measures AC/DC Voltage, AC/DC Current with
200mA/500V resettable fuse, Resistance, Capacitance, Frequency, Duty Cycle,
Diode Test, and Continuity. It features a built-in non-contact AC voltage detector
plus flashlight. Proper use and care of this meter will provide many years of reliable
service.
V
C A
82xxx
CAT III - 1000 V
CAT IV - 600 V
www.burntec.com
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Summary of Contents for Extech Instruments DM220

  • Page 1 CAT III - 1000 V CAT IV - 600 V Introduction Congratulations on your purchase of the Extech DM220 Pocket Autoranging Multimeter. This meter measures AC/DC Voltage, AC/DC Current with 200mA/500V resettable fuse, Resistance, Capacitance, Frequency, Duty Cycle, Diode Test, and Continuity. It features a built-in non-contact AC voltage detector plus flashlight.
  • Page 2 NEVER operate the meter unless the battery cover is in place and fastened securely. Description Non-contact ACV detector probe tip Non-contact ACV indicator light 3-3/4 digit (4000 count) LCD Mode switch Flashlight button Function switch Battery cover Test Leads Hz/%Duty Cycle button 10. Flashlight DM220 V3.0 01/06...

  • Page 3: Ac/Dc Voltage Measurements

    Touch the test probe tips across the circuit or part under test. It is best to disconnect one side of the part under test so the rest of the circuit will not interfere with the resistance reading. Read the resistance in the display. DM220 V3.0 01/06...

  • Page 4: Capacitance Measurements

    NOTE: The detector is designed with high sensitivity. Static electricity or other sources of energy may randomly trip the sensor. This is normal operation. DM220 V3.0 01/06...
  • Page 5 RESETTABLE FUSE The fast acting, 0.2A/500V resettable fuse will open if the current limits of the meter are exceeded. The fuse will automatically reset itself when the suspect current is removed from the meter’s input. DM220 V3.0 01/06...

  • Page 6: Specifications

    • (% reading) – This is the accuracy of the measurement circuit. • (+ digits) – This is the accuracy of the analog to digital converter. NOTE: Accuracy is stated at 65 F to 83 F (18 C to 28 C) and less than 75% RH. DM220 V3.0 01/06...

  • Page 7: Warranty

    600V and Category III 1000V; Pollution Degree 2. Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for three years from date of shipment (a six month limited warranty applies to sensors and cables). If it should become necessary to return the instrument for service during or beyond the warranty period, contact the Customer Service Department at (781) 890-7440 ext.
  • Page 8 DM220 V3.0 01/06...

  • Page 9: Manual Del Usuario

    CAT III - 1000 V CAT IV - 600 V Introducción Agradecemos su compra del multímetro de escala automática modelo DM220 de Extech. Este medidor lee voltaje CA/CD, corriente CA/CD con fusible de reposición de 200mA/500V, resistencia, capacitancia, frecuencia, ciclo de trabajo, prueba de diodo y continuidad.
  • Page 10 Punta del detector de V-CA sin contacto Luz indicadora de VCA sin contacto LCD 3-3/4 dígitos (4000 cuentas) Interruptor de modo Botón para linterna Selector de función Tapa de baterías Cables de prueba Botón Hz/% Ciclo de trabajo Linterna DM220 V3.0 01/06...

  • Page 11: Medidas De Resistencia

    Toque las puntas de las sondas a través del circuito o parte bajo prueba. Es mejor desconectar un lado de la pieza bajo prueba para que el resto del circuito no interfiera con la lectura de resistencia. Lea la resistencia en la pantalla. DM220 V3.0 01/06...
  • Page 12 NOTA: El detector está diseñado con alta sensibilidad. Algunas fuentes de electricidad estática u otras fuentes de energía pueden disparar el sensor en cualquier momento. Es normal en operación. DM220 V3.0 01/06...

  • Page 13: Apagado Automático

    FUSIBLE DE REPOSICIÓN El fusible de reposición de acción rápida de 0.2A/500V se abrirá si se exceden los límites de corriente del medidor. El fusible automáticamente se repondrá al terminar la corriente excedente. DM220 V3.0 01/06...

  • Page 14: Especificaciones

    • (% de lectura) - Esta es la precisión del circuito de medidas. • (+ dígitos) - Esta es la precisión del convertidor analógico a digital. C a 28 C (65 F a 83 NOTA: La precisión está especificada a 18o oF) y menor a 75% RH. DM220 V3.0 01/06...
  • Page 15 2 Garantía EXTECH INSTRUMENTS CORPORATION garantiza ese instrumento libre de defectos en partes y mano de obra durante tres años a partir de la fecha de embarque (se aplica una garantía limitada de seis meses a cables y sensores). Si fuera necesario regresar el instrumento para servicio durante o después del periodo de garantía, llame al Departamento de Servicio a Clientes al teléfono (781) 890-7440 ext.

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