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ELA400 User Manual
All rights reserved! Any company or individual person shall not copy or backup this user manual in
any format (electronic, mechanical, photocopying, recording or other formats) without written
permission from Launch Tech Co., Ltd (hereinafter referred to as "Launch"). The manual is for the
use of the products manufactured by Launch, which shall not assume any responsibility for the
consequences arising from the use of it to guide the operations of other equipment.
Launch and its branches will not bear any liability for the fees and expenses incurred by equipment
damage or loss due to accidents caused by users or third parties, misuses and abuses,
unauthorized modifications and repairs, or operations and services not following launch's
instructions.
Launch assumes no responsibility for device damages or problems resulted from the usage of
other parts or consumables, rather than original products of launch or products approved by the
company.
Official statement: the mentioning of the names of other products in this manual is to illustrate how
to use the device, with the ownership of the registered trademarks belonging to the owners.
The device is intended for the use of professional technicians or maintenance and repair personnel.
Registered Trademark
Launch has registered its trademark in china and several other countries, and the logo is
. Other trademarks, service marks, dot names, icons, company names of launch
mentioned in the user manual all belong to launch and its subsidiaries. In those countries where
trademarks, service marks, dot names, icons, company names of launch have not been registered
yet, launch declaims the right for its unregistered trademarks, service marks, dot names, icons,
and company names. Trademarks of other products and company names mentioned in this
manual are still owned by the original registered companies. Without written agreement from the
owner, no person is allowed to use the trademarks, service marks, domain names, icons and
company names of Launch or of other mentioned companies. You can visit www.cnlaunch.com, or
write to Customer Service Center of Launch Tech Co., Ltd at Launch Industrial Park, North of
Wuhe Avenue, Banxuegang, Longgang District, Shenzhen, P.R. China, to get contact with Launch
for the written agreement on the usage of the user manual.
Disclaimer of Warranties and Limitation of Liabilities
All information, illustrations, and specifications in this manual are based on the latest information
available at the time of publication.
The right is reserved to make changes at any time without notice. We shall not be liable for any
direct, special, incidental, indirect damages or any economic consequential damages (including
the loss of profits) due to the use of the document.
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Summary of Contents for Launch ELA400

  • Page 1 Launch and its branches will not bear any liability for the fees and expenses incurred by equipment damage or loss due to accidents caused by users or third parties, misuses and abuses, unauthorized modifications and repairs, or operations and services not following launch’s...
  • Page 2 ELA400 User Manual This manual uses the following conventions. In this manual, we refer to low voltage and high voltage as LV and HV for short. To avoid personal injury, property damage, or accidental damage to the product, please read all information in this chapter before using the product.
  • Page 3 ELA400 User Manual Contents 1. Packing List ......................1 2. Product Introduction ....................2 2.1 Overview ......................2 2.2 ELA400 ........................2 3. Technical Parameters .................... 5 4. Equipment Operation ..................... 6 4.1 Equipment Startup ....................6 4.2 LV Output ......................6 4.3 HV Output ......................6...
  • Page 5 ELA400 User Manual 1. Packing List The following accessories are for reference only. Please consult from the local agency or check the package list supplied with this equipment together. Main Unit and Accessories Name Q'TY Reference Picture Main Unit AC Power Cord...
  • Page 6 2. Product Introduction 2.1 Overview ELA400 Intelligent Digital Power Supply for automobile maintenance is a dual-output switching DC stabilized voltage supply developed by Launch for both new energy vehicles and fuel vehicles. This product has stable current output, excellent performance indicators, and a variety of protection mechanisms.
  • Page 7 ELA400 User Manual Name and Description Handle Buzzer Hole The buzzer will keep sounding when the HV output. Display Area for LV Voltage Value When LV output is not started, the current voltage set is displayed. When LV output is started, the actual output voltage is displayed.
  • Page 8 ELA400 User Manual Power Indicator After connecting the power supply and pushing up the circuit breaker handle of the equipment to turn on the power switch of the equipment, this indicator will be on. Display Area for HV Current Value The current set current is displayed when the high-voltage output is not started, and the actual output current is displayed after the high-voltage output is started.
  • Page 9 ELA400 User Manual 3. Technical Parameters Technical Indexes Power Supply Input AC 100~240V 50±10Hz 20A Power 4kW Max Voltage Range 50~900V Current Range 0~5A Voltage Sampling Accuracy Current Sampling Accuracy 0.1A Current-limiting protection, short-circuit protection, Output Protection undervoltage protection, overvoltage protection, and...
  • Page 10 ELA400 User Manual 4. Equipment Operation 4.1 Equipment Startup (1) Pull down the circuit breaker handle. (2) After confirming that voltage of input power supply is correct, connect two ends of the power cord to the power socket and the power input respectively.
  • Page 11 ELA400 User Manual (3) Select the corresponding high-voltage test wire (alligator clip-fits HV wire or banana plug HV jumper cable) as needed. Connect one end of the test wire to the HV extension cable, connect the red wire at the other end of the test wire to the positive pole of the device under test, and the black wire at the other end to the negative pole of the device under test.
  • Page 12 ELA400 User Manual 5. APP Operation In addition to operating directly on the main unit, ELA400 can also be used with other detection device to operate via Bluetooth wireless connection. 5.1 APP Launching (1) Tap Digital Power on the detection device to launch the APP.
  • Page 13 ELA400 User Manual Name and Description Exit Tap this button to exit the APP. Display Area for LV Voltage Value Display the actual output voltage value of the LV output port. Display Area for LV Current Value Display the actual output current value of the LV output port.
  • Page 14 ELA400 User Manual (2) After the Bluetooth is connected, "Bluetooth connected. Synchronizing data..." is displayed on the screen, and the Bluetooth icon is shown as in the upper right corner. (3) After data synchronization, settings and operations can be performed on both the detection device and the digital power supply, subject to the final operation.
  • Page 15 ELA400 User Manual parameters and confirming that the HV harness is connected normally. At this time, the buzzer continue to sound, and the digital power supply will supply power to the device under test according to the set parameters. If it is required to stop the HV output, tap the "HV ON/OFF Button"...
  • Page 16 ELA400 User Manual Note: Digital power supply output is not affected after exiting the APP. The digital power output can be turned off only after the "LV ON/OFF button" and "HV ON/OFF button" are turned off.
  • Page 17 6. Equipment Protection 6.1 Power Iutput Protection Mechanism The ELA400 protects the input circuit through a circuit breaker. When the fault protection is triggered, the circuit breaker will automatically cut off the power supply of the equipment. 6.2 LV Output Protection Mechanism When the LV part triggers fault protection, the digital power supply will automatically cut off the output and prompt the corresponding fault code, and return to the default state.
  • Page 18 ELA400 User Manual 7. Maintenance (1) When the input power is short circuited, the air switch will automatically trip. Please disconnect the power switch, unplug the power cord, and have a professional check. (2) When there is a short circuit or other malfunction in the LV power supply, please disconnect the power switch, unplug the power cord, and have a professional check.
  • Page 19 ELA400 User Manual FCC Warning Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two...
  • Page 20 Compensation for the damage to instrument of the automobile due to the defect of the device is limited to repair or replacement, Launch is not responsible for any indirect or accidental loss. Launch will judge the attributes of the equipment damage according to its specified test method.