ITECH IT6721

Manual do Usuário da Fonte de Alimentação CC Variável ITECH IT6721

Modelo: IT6721

1. Introdução e maisview

This manual provides essential information for the safe and efficient operation of the ITECH IT6721 Variable DC Power Supply. The IT6721 is a digital-control lab bench power supply offering adjustable voltage and current outputs, designed for a wide range of applications in electronics, research, and education.

ITECH IT6721 Variable DC Power Supply front view

Figure 1: ITECH IT6721 Variable DC Power Supply

Principais características:

Aplicações:

Diagram showing various applications of the power supply

Figura 2: Overview of typical applications for the ITECH IT6721

2. Informações de segurança

Please read and understand all safety instructions before operating the device. Failure to comply with these instructions may result in electric shock, fire, or damage to the product.

3. Conteúdo da embalagem

Ao desembalar, verifique se todos os itens listados abaixo estão presentes e sem danos:

If any items are missing or damaged, please contact ITECH customer support immediately.

4. Identificação do componente

Painel frontal:

Front panel of ITECH IT6721 with labeled components

Figura 3: Layout do painel frontal

  1. CC/CV Indicator: Lights up to indicate Constant Current (CC) or Constant Voltage (CV).
  2. OCP/OVP Indicator: Lights up when Over Current Protection or Over Voltage Protection is active.
  3. Memory Save Buttons (A, B, C, D): Used to save and recall settings.
  4. Keyboard Lock Button: Locks the front panel controls to prevent accidental changes.
  5. Output ON/OFF Button: Toggles the power output.
  6. VolumetagBotão de ajuste de corrente: Rotary encoder for adjusting voltage e valores atuais.
  7. Botão de mudança de exibição: Cycles through different display modes or parameters.
  8. Air Flow Input: Vents for cooling air intake.
  9. Chave liga / desliga: Interruptor de alimentação principal da unidade.
  10. Terminais de saída (+, -, Terra): Connectors for positive, negative, and ground output.

Painel traseiro:

Rear panel of ITECH IT6721 with labeled components

Figura 4: Layout do painel traseiro

  1. Power Switch (Voltage Selector): Used to select between 110V and 220V input voltage. Ensure this matches your local power supply before connecting.
  2. Entrada de energia CA: Connector for the main AC power cord.
  3. 9-pin Connector: Apenas para uso de fábrica.
  4. Ventilador de resfriamento: Fornece resfriamento ativo para os componentes internos.

5. Configuração

  1. Desembalagem: Carefully remove the power supply from its packaging and inspect for any signs of damage.
  2. Colocação: Place the unit on a stable, level surface with adequate ventilation. Ensure that the front and rear air vents are not obstructed.
  3. Volumetage Seleção: On the rear panel, verify that the power switch (voltage selector) is set to the correct voltage para a sua região (110V ou 220V).
  4. Conexão de energia: Connect the provided power cord to the AC power input on the rear panel and then to a grounded wall outlet.
  5. Inicialização: Flip the main power ON/OFF switch on the front panel to the 'ON' position. The display should illuminate.

6. Instruções de operação

This section details the basic operation of the ITECH IT6721 power supply.

Operação Básica Terminadaview:

Video 1: Demonstration of ITECH IT6700 series DC power supply basic operation, including setting voltage and current, and toggling output.

Vol de configuraçãotage e atual:

  1. Ensure the output is OFF (Output ON/OFF button is not illuminated).
  2. Use o Volumetage/Current Adjust Knob to set the desired voltage. Press the knob to switch between coarse and fine adjustment modes.
  3. Pressione o Mudança botão e depois o Volumetage/Current Adjust Knob to switch to current setting mode. Adjust the current limit using the knob.
  4. The display will show the set voltage e valores atuais.
Diagram showing adjust step value settings for voltage e atual

Figure 5: Adjust Step Value for Voltage e atual

Controle de Saída:

Função de memória:

The power supply allows you to save and recall up to four sets of voltage e configurações atuais.

  1. Salvando configurações: Defina o vol desejadotage atual. Pressione e segure um dos Memory Save buttons (A, B, C, or D) until the display indicates the setting is saved.
  2. Recuperando configurações: Pressione brevemente a tecla correspondente. Memory Save button (A, B, C, or D) para recuperar as configurações salvas.

Bloqueio do teclado:

To prevent accidental changes to settings during operation, you can lock the front panel controls.

Diagram showing the key lock feature

Figure 6: Keyboard Lock Feature

Controle de software:

The ITECH IT6721 can be controlled via software for advanced applications and data logging.

Image showing the power supply connected to a laptop with control software

Figure 7: Power Supply with Free Software Interface

Refer to the separate software manual for detailed instructions on installation and usage.

7. Manutenção

A manutenção adequada garante a longevidade e o funcionamento confiável da sua fonte de alimentação.

8. Solução De Problemas

Esta seção fornece soluções para problemas comuns que você pode encontrar.

Problema Possível causa Solução
Sem energia/Tela desligada Power cord not connected; Main power switch off; Incorrect voltage selection; Blown fuse. Check power cord connection; Ensure main power switch is ON; Verify voltage selector setting; Replace fuse if necessary (refer to safety guidelines).
Sem vol. De saídatage/atual Output OFF; OCP/OVP active; Load issue. Press Output ON/OFF button; Check OCP/OVP indicators and adjust settings; Verify load connection and resistance.
Ventilador não funciona Normal operation at low load; Overheating. The fan operates based on internal temperature. It may not run at low loads. If unit is hot and fan is off, check for blocked vents.
Settings cannot be changed Keyboard lock active. Press the Keyboard Lock button to deactivate.

Se o problema persistir após tentar essas soluções, entre em contato com o suporte técnico.

9. Especificações

Detailed technical specifications for the ITECH IT6721 Variable DC Power Supply.

Parâmetro Valor
ModeloIT6721-US
Volume de saídatage0-60V
Corrente de saída0-8A
Potência de saída0-180W
Volumetage Resolução0.01V
Resolução Atual0.001A
Volumetage Precisão<0.05%+10mV
Precisão atual<0.3%+5mA
Dimensões do produto (C x L x A)11.1 x 6.9 x 3.5 polegadas (282 x 175 x 88 mm)
Peso do item8 libras
Método de resfriamentoAr
Contagem de fãs1
Fator de formaBancada
Dimensions of the ITECH IT6721 power supply

Figura 8: Dimensões do produto

Multiple ITECH power supplies mounted in a standard 19-inch rack

Figure 9: Standard Size for 19" Rack Mount (multiple units shown)

10. Garantia e Suporte

ITECH provides professional technical support for its products.

Por favor, tenha em mãos o modelo e o número de série do seu produto ao entrar em contato com o suporte.