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SHENZHEN KORAD TECHNOLOGY CO. LTD.
Address:F3, Building A4, District B, Songbai Industrial Park,
Guangming New District, Shenzhen, 518106, P.R.China.
Tel: 86-755-61535026
Fax: 86-755-61535025
E-mail: adam@koradtechnology.com
www.koradtechnology.com
www.korad.com.cn
,
Multiple Channel digital control and
programmable DC power supply
KA3300 Series User Manual
User Manual
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Summarization of Contents
Safety Instructions
Safety Guidelines
Important safety rules to follow during operation and storage.
AC Input and Grounding
Requirements for AC input voltage and protective grounding conductor.
Operation Environment Conditions
Specifies indoor, dust-free, and temperature/humidity limits for operation.
Storage Environment Conditions
Specifies indoor, temperature, and humidity limits for storage.
Fuse Specifications and Replacement
Details fuse types, ratings, and replacement precautions.
Safety Symbols Explained
Illustrates and explains warning, danger high voltage, and earth terminal symbols.
Introduction
Main Features
Lists key features like 4-digit displays, parameter settings, memory recall, and protection.
Function Introduction
Operation and Outputs of Voltage and Current
Step-by-step guide to setting voltage, current, and output on/off.
Series and Parallel Operation
Explains how to configure the power supply for series and parallel operation modes.
Advanced Operation Features
Recall Stored Settings
Instructions on recalling stored panel settings using memory buttons M1-M5.
Overcurrent Protection (OCP) Operation
How to set and switch on/off Overcurrent Protection (OCP).
Overvoltage Protection (OVP) Operation
How to set and switch on/off Overvoltage Protection (OVP).
Keyboard Lock Functionality
How to lock and unlock the front panel using the voltage adjustment knob.
Beep Sound On/Off Control
How to turn the device's beep sound on or off using the current knob.
Remote Control Interface
COM Port Settings Configuration
Configuration details for COM port settings for remote control.
RS232 Interface Definition
Diagram showing the RS232 interface connection between the power supply and PC.
Remote Control Command Syntax
General Command Format
Defines the general syntax structure for remote control commands.
LOCK Command Details
Explains the LOCK command to enable/disable front panel control.
ISET Command for Current Setting
Details the ISET command for setting output current for a specific channel.
ISET Query for Current Setting
Explains the ISET query command to retrieve the current output setting.
VSET Command for Voltage Setting
Details the VSET command for setting output voltage for a specific channel.
VSET Query for Voltage Setting
Explains the VSET query command to retrieve the voltage output setting.
IOUT Query for Actual Current
Returns the actual output current for a given channel.
VOUT Query for Actual Voltage
Returns the actual output voltage for a given channel.
OUT Command for Output Control
Command to turn the output on or off using a boolean parameter.
BEEP Command for Beep Control
Command to control the device's beep sound on/off.
STATUS Query for Device Status
Query command to retrieve the power supply's operational status.
IDN Query for Device Identification
Query command to get identification information of the device.
RCL Command for Recalling Settings
Command to recall a previously saved panel setting.
SAV Command for Saving Settings
Command to save the current panel settings into memory.
TRACK Command for Operating Mode
Command to set the operating mode (independent, series, parallel).
OCP Command for Protection Enable/Disable
Command to enable or disable Overcurrent Protection.
OVP Command for Protection Enable/Disable
Command to enable or disable Overvoltage Protection.
OCPSTE Command for OCP Threshold
Command to set the Overcurrent Protection threshold value.
OVPSTE Command for OVP Threshold
Command to set the Overvoltage Protection threshold value.
Specifications
Reaction Time Specifications
Specifies the response time for voltage rise and drop.
Parallel Load Regulation
Details voltage and current regulation under parallel load conditions.
Series Load Regulation
Details voltage and current regulation under series load conditions.
Channel 3 Specific Parameters
Specific parameters for Channel 3, applicable to certain models (72-10505).
Setup Resolution Details
Specifies the minimum adjustable increments for voltage and current.
Setup Accuracy at 25°C
Accuracy specifications for voltage and current at a controlled temperature.
Ripple Characteristics (20-20MHz)
Specifies the voltage and current ripple levels within the 20-20MHz bandwidth.
Temperature Coefficient
Specifies how voltage and current change with temperature variations.
Read Back Accuracy
Accuracy of the displayed values compared to the actual output.
Read Back Temperature Coefficient
How displayed values change with temperature.
Supplied Accessories
Lists the items included with the power supply.
Weight and Dimensions
Physical size and weight specifications of the device.
Voltage Range Specifications
Specifies the minimum and maximum output voltage for each model.
Current Range Specifications
Specifies the minimum and maximum output current for each model.
Voltage Accuracy Specifications
Specifies the accuracy of the voltage output.
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