SmartSafe ED500 iSmartEV Battery Equalize and Charge Discharge Tester User Manual
- June 9, 2024
- SmartSafe
Table of Contents
SmartSafe ED500 iSmartEV Battery Equalize and Charge Discharge Tester
Product Overview
iSmartEV ED500 battery maintenance tester integrates battery string discharge- charge and cell equalization functions into one unit. It is applicable in battery discharge-charge test and multi-channel cell equalization test.
Product Features
- Adopt the latest equalizing maintenance technology and avoid the interference to BMS (Battery Management System), iSmartEV ED500 is designed for lithium battery pack daily discharge, charge, and equalizing maintenance.
- Based on wide voltage range design, iSmartEV ED500 can be applied to lithium battery packs testing with various voltage levels.
- Equalizing maintenance test mode can activate the lithium battery performance completely. · Voltage and temperature monitoring and protection during test can prevent over-charge and over- discharge.
- Multiple discharge auto-stop conditions make testing mode more intelligent and flexible, and avoid over-charge and over-discharge.
- Intelligent equalizing function based on each cell voltage monitoring and equalizing charge. · Support equalizing maintenance parameter customization. · Support multiple protection design and alarm settings of voltage, current, temperature abnormal to protect the battery and the tester.
- Support functions such as overvoltage, undervoltage, overcurrent, output short circuit, anti-reverse protection and overheating protection.
- Adopt wave width modulation technology, high efficiency, high power factor, low noise, low electromagnetic interference.
- 7-inch touch screen, easy to operate. · Built in memory, supporting automatic storage of operation records. · Portable design, easy to carry and transport.
Main Function and Test Range
Mainly used for lithium battery pack charge & discharge test and equalizing maintenance, suitable for various voltage levels.
System Components
The device consists of main unit, test cables, cell voltage acquisition kit
(CAN communication kit/physical sampling kit), AC power cord. Please check the
actual configuration subject to the packing list.
The main unit is organized by LCD touch screen, data processing unit, data
acquisition unit, auxiliary power unit, discharge unit, charge unit,
equalization unit, and panel operating unit.
Working Conditions
NO CORROSIVE, NO EXPLOSIVE, NO ELECTRICAL BREAKDOWN AIR OR CONDUCTIVE DUST.
Environment & Energy Impact
The tester can convert the tested battery energy into heat and use cooling system to blow the heat out of the unit, so during the discharge test, please pay more attention to heat dissipation and ventilation.
Protection & Alarm
This tester has hardware and software protection functions such as reverse connection, overvoltage, overcurrent, overtemperature, communication error, etc.
Precautions for Safe Use
Safe Working Period & Production Date
The designed safe working period for this tester is 5 years, please refer to the factory inspection list for the production date.
General Rule
Please follow the user manual to use this tester.
Common Incorrect Operation
- Tools for connecting is not well insulated.
- Operating without following the user manual.
Damage Probably Caused By Incorrect Operation
- Short circuit accident: Tools is not well insulated, or battery pack positive and negative electrodes are too close.
- Failure to follow the correct operation method will cause the device not working properly.
Emergency Treatment In Exceptional Cases
Disconnect the device power supply and test cables.
Precautions In Exceptional Circumstances
If the operator uses tools without well insulation or improper operate to cause short circuit, please separate the cables immediately.
Other Safety Alerts
Strict compliance with safety operating norms and correct operating procedure.
Technical Features
Function Parameter
Model| i Smart EV ED500
Power input| AC 90~265V
Charging & discharging voltage range| 2~260V
Voltage measurement accuracy| ±0.2%FS+0.1V
Charging & discharging current range| 0~ 100A
Current measurement accuracy| ±0.5%FS + 0.1A
Test Power| Charge: 4.4kW max Discharge: 7.2kW max
Equalization Voltage| 1.8~4.5V
Equalization Current| 0~5A
Test Cell Qty| 24
Temp Accuracy| ±2°C (-25°C~85°C)
Charge Mode| constant current + constant voltage
Discharge Mode| Constant current + constant voltage
Protections| Overcurrent and overvoltage protection for input and output
Communication| CAN/RS485: cell data acquisition USB: data export &
system upgrade
Safety Testing
Breaking down test
| AC input-metal shell: 2200Vdc 1min
DC input-metal shell: 2200Vdc 1min
Working Environment
Cooling| Forced air cooling
Temperature| Operating temperature: -5~40℃; Storage temperature: -20~70℃
Humidity| Relative humidity 0-90% (40±2℃)
Elevation| Rated altitude of 2000 meters
Size and Weight
Dimension| 643404540mm
Weight| 42kg
Operating Instructions
| NO. | Part Name |
|---|---|
| 1 | Handle |
| 2 | USB Port |
| 3 | Display |
| 4 | Expansion Port |
| 5 | Temp Acquisition Port |
| 6 | Equalization Unit Port #2 |
| 7 | Equalization Unit Port #1 |
| NO. | Part Name |
| --- | --- |
| 8 | DC Test Cable Positive & Negative Interface |
| 9 | Voltage Sense Port |
| 10 | AC Input Socket |
| 11 | AC Breaker |
| 12 | DC Breaker |
| 13 | Emergency Stop Button |
Interface Pin Definition
- 16 Pin Equalization port
Pin_SN| Description| Line Marker| Pin_SN| Definition|
Line Marker
---|---|---|---|---|---
1| Cell #1 –| B1-| 9| Cell #8 +| B8+
2| Cell #1 +| B1+| 10| Cell #9 +| B9+
3| Cell #2 +| B2+| 11| Cell #10 +| B10+
4| Cell #3 +| B3+| 12| Cell #11 +| B11+
5| Cell #4 +| B4+| 13| Cell #12 +| B12+
6| Cell #5# +| B5+| 14| Null| Null
7| Cell #6 +| B6+| 15| Null| Null
8| Cell #7 +| B7+| 16| Null| Null
3) 24 Pin Temp port #2
| Pin_SN | Description |
|---|---|
| 1 | RS485 A |
| 2 | RS485 B |
| 3 | Micro_USB-VCC |
| 4 | Null |
| 5 | Micro_USB-GND |
| 6 | Micro_USB-D+ |
| 7 | Micro_USB-D- |
Main Unit Connection
- Working Power Supply Connecting
Connect the power supply cord with the main unit AC socket, and select the corresponding power cord according to the load output connected to the power socket
- Discharge-Charge Test Scenarios
First, insert the DC test cable into the positive and negative interface of the equipment (red for positive and black for negative), and connect the other end of the DC test cable to both ends of the battery pack (red for positive and black for negative).
Then connect the equalization bus-harness to any equalizing test socket of the tester, and plug the equalization bus-harness and the equalization subharness,
Finally clamp the clamps of the equalization sub harness on the battery module under test in turn.
According to the wire label on the equalization subharness, B1 – is connected to the negative electrode of No. 1 single cell (B1), B1 + is connected to the positive electrode of No. 1 single cell (B1), B2 + is connected to the positive electrode of No. 2 single cell (B2), and connected in sequence.
Note: the nearest to the negative terminal of the battery module is the No. 1 single cell.
Equalization Test Scenarios
Firstly connect the equalization bus-harness to the equalizing test socket of the tester, then plug the equalization bus-harness and the equalization subharness, and finally clamp the clamps of the equalization subharness on the battery module under test in turn.
Please connect
the cables strictly according to the instruction. For connecting with all
plugs and sockets, please observe the positioning grooves and holes, confirm
the plug’s correct direction and check the connecting is fastened after
joining.
Main Unit Operation
Welcome Screen
Main Menu
Click the function module on the main menu to enter the corresponding function
operation interface.
Discharge & Charge
Click “Discharge-Charge” on the main menu to enter the corresponding function operation interface.
Discharge Test
The function “Discharge” is a single discharge test
Parameter Description:
Battery Information
Battery Name
The naming of the battery pack or module.
Rated Capacity
The rated capacity of the battery pack, according to the actual input, can be identified from the rating plate.
Battery Type
Select battery type.
Cell Quantity
Fill in according to the actual number of strings.
Cell Voltage Difference
Differential voltage protection value, one of the shutdown conditions
Click to save configuration and enter the test interface. Close the DC switch, tap Start to start the test.
The current battery status, the test current, the test duration, the current
voltage of the battery pack and the cell information can be viewed on the test
interface. The configuration can be modified during the test.
3) In the process of threshold protection test, if any shutdown threshold
is reached, it will stop automatically. Type of shutdown conditions: discharge
time, lower limit of group end, pre-discharge capacity (in case of opening
discharge capacity limitation) and cell lower limit (in case of opening
discharge capacity limitation).
4) In addition to the above shutdown threshold protection, there are also multiple hardware protections: abnormal voltage of discharge module, abnormal current of discharge module, abnormal temperature of discharge module, short circuit protection and fan failure.
Charge Test
The function “Charge” is a single charge test mode
Battery Information
Battery Name
The naming of the battery pack or module.
Rated Capacity
The rated capacity of the battery pack, according to the actual input, can be identified from the rating plate.
Battery Type
Select battery type.
Cell Quantity
Fill in according to the actual number of strings.
Cell Voltage Difference
Differential voltage protection value, one of the shutdown conditions.
Charge Parameters
Charge Voltage
The target value of the charging voltage.
Charge Threshold
The upper limit voltage protection value of the group end, one of the shutdown conditions.
Charge Current
Charging test current value.
End Current
When the voltage reaches, the current is less than the value, then it stops, and one of the shutdown conditions. Charge time
Charging test time, one of the shutdown conditions.
Cell Up Limit
Single core voltage upper limit protection value, one of the shutdown conditions
2) Click to save configuration and enter the test interface. Close the DC switch, tap Start to start the test.
The current battery status, the test current, the test duration, the current
voltage of the battery pack and the cell information can be viewed on the test
interface. The configuration can be modified during the test.
3）In the process of threshold protection test, if any shutdown threshold
is reached, it will stop automatically. Type of shutdown conditions: charge
time, current threshold, upper limit of cell voltage and group voltage.
4）In addition to the above shutdown threshold protection, there are also
multiple hardware protections: charging module undervoltage protection,
charging module overvoltage protection, charging module overtemperature
protection, charging module overcurrent protection, short circuit protection
and fan failure, etc.
Data Management
Insert a U-disk into the USB port on the panel, select the data to be saved,
and tap USB button to transfer the corresponding discharge data and charge
data to the U-disk.
Equalization
Tap Eualization in the main interface to enter the following interface.
Parameters
The tester can maintain at most 2 groups of batteries, each with 12 batteries (subject to the number of connected batteries).
When power on, if the battery pack is connected correctly, the current status of the battery pack will be displayed after the battery pack number. If the battery pack is not connected or there is a connection failure, the display status is: unconnected.
Parameters| Parameter Description| Parameters| Parameter
Description
---|---|---|---
Item| Display the battery pack number and the status of the battery
pack.| Test Mode| Charge, discharge or equalizing
Test Time| Work time since test started.| Battery Type| The type
of lithium battery pack.
Cell Qty| Cell quantity in a battery pack.| Target Voltage| The
end voltage to terminate the testing.
Max Voltage| The max voltage in all cells.| Min Voltage| The min
voltage in all cells.
Temperature| Max temperature measured in battery pack.| Operation|
Start/stop discharge, charge or equalizing.
Battery Pack Settings
On the “Equalization” interface, tap Settings button below the battery pack to enter the corresponding setting interface for the battery pack
-
String Name: Enter the battery pack number or the corresponding information for testing to name it.
-
Test Mode: Click the drop-down menu to select the corresponding work mode (charge, discharge or equalizing).
-
Battery Type: Click the drop-down menu to select the appropriate lithium battery
-
Cell Qty: Click the drop-down menu to select the corresponding cell number of the test battery.
-
Test Object: Click Select All to select all batteries; deselect all, then click the battery that requiring to be tested.
-
Voltage Threshold: Input the end voltage to terminate the testing.
-
Current: Input the max discharge or charge Current.
-
click to save the adjustment, and click back to the testing interface.
Start the Test
-
On the “Equalization” interface, tap Start button to start the test.
-
Tap Details to view parameters such as cell voltage, working current, working status, test duration, and capacity of the corresponding test battery Pack.
-
Equalization Finished Conditions
- Equalization Finished Conditions：
- When the cell voltage reach the voltage threshold, and current is less than 0.2A over 3 mins, the unit will display Finished on this cell
- All working cell channels display ‘Finished’, the whole equalization is
Data Analysis
After the test is completed, the test data is displayed in column chart or
curve mode. Tap Bar Chart , the test data voltage is displayed as a bar
graph
Tap Curve Chart to test the data voltage and display it as a curve graph.
Data Export
Test data can be transferred to U disk. On the main interface, tap Data Export
to enter the data export interface, click the data to be transferred, insert a
U disk and tap USB Download, the data will be stored in the U disk in Excel
format.
System Settings
Click “Setting” on the main menu to enter the corresponding function operation
interface.
Discharge-Charge Setting ：Used to set Discharge-charge parameters.
Equalization Setting ：Used to set Equalization parameters.
WLAN ：Used for Wi-Fi connection setting of the tester.
Language ：Used to change the system language.
| Item | Description |
|---|---|
| Export Log | Used to export log files. |
| Send Log | Used to send log files. |
| Output Serial Port Log | Used to select / cancel output serial port log. |
| Clear Log | Used to clear logs. |
| System Update | Copy the upgrade package to the U disk. After connecting |
the equipment, select the corresponding upgrade package to upgrade.
System Online Update| Used to upgrade online after the equipment is
connected to Wi-Fi.
Fault Analysis and Troubleshooting
| No. | Fault Situation | Troubleshooting Methods |
|---|
1
| Main unit temperature is too high| Confirm the placement of the device, pay
attention to ventilation, heat flow.
2| Internal memory insufficient| Periodically transfer data files to USB disk
and delete some files to release the space
3| USB Error| Check the free space in USB disk
Transport & Storage
- This tester is equipped with special equipment box for packing, which is has anti-vibration and reliable for transportation.
- Storage conditions: dry storage room, temperature: -20~70℃, Humidity: 95%Within.
Environmental Protection and Others
- The outer carton of this equipment is made of recyclable material.
- The main unit and other components are non pollution sources.
Warranty
THIS WARRANTY IS EXPRESSLY LIMITED TO PERSONS WHO PURCHASE SMARTSAFE PRODUCTS FOR PURPOSES OF RESALE OR USE IN THE ORDINARY COURSE OF THE BUYER’S BUSINESS.
SMARTSAFE electronic product is warranted against defects in materials and workmanship for one year from date of delivery to the user.
This warranty does not cover any part that has been abused, altered, used for a purpose other than for which it was intended, or used in a manner inconsistent with instructions regarding use. The exclusive remedy for any automotive meter found to be defective is repair or replacement, and SMARTSAFE shall not be liable for any consequential or incidental damages.
Final determination of defects shall be made by SMARTSAFE in accordance with procedures established by SMARTSAFE. No agent, employee, or representative of SMARTSAFE has any authority to bind SMARTSAFE to any affirmation, representation, or warranty concerning SMARTSAFE automotive meters, except as stated herein.
Disclaimer
The above warranty is in lieu of any other warranty, expressed or implied, including any warranty of merchantability or fitness for a particular purpose.
Purchase Order
Replaceable and optional parts can be ordered directly from your SMARTSAFE authorized dealer. Your order should include the following information:
- Order quantity
- Part number
- Part name
Statement
SMARTSAFE reserves the rights to make any change to product designs and specifications without notice. The actual object may differ a little from the descriptions in the manual in physical appearance, color and configuration. We have tried our best to make the descriptions and illustrations in the manual as accurate as possible, and defects are inevitable, if you have any question, please contact local dealer or after-sale service center of SMARTSAFE, SMARTSAFE does not bear any responsibility arising from misunderstandings
