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@ToolkiRC 2022

3

Safety

1. allows input voltage of DC 7-28V or AC 100-240V.
Ensure the charger is only connected to a suitable power
source and correct polarity.
2. Do not use this product in hot, humid, flammable or
explosive environments.
3. Please do not use this charger without supervision.
Never leave charging batteries unattended.
4. When not using this product, please unplug the input
power.
5. When using the charging function, please set a
current that matches the battery. Do not set an excessive
current for charging to avoid damage to the battery.
Check the guidelines of your battery’s manufacturer for
correct charging instructions.

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Summary of Contents for M7AC

Page 1: ... ToolkiRC 2022 1 M7AC Manual V1 0 2022 08 www toolkitrc com ToolkitRC Technology Shenzhen Co Ltd ...

Page 2: ...ual carefully before use Key Points Tips Important Information Further information To ensure you have the best experience with this product please scan the QR code below to stay up to date with news information and firmware updates for your charger this information could be found at www toolkitrc com ...

Page 3: ...osive environments 3 Please do not use this charger without supervision Never leave charging batteries unattended 4 When not using this product please unplug the input power 5 When using the charging function please set a current that matches the battery Do not set an excessive current for charging to avoid damage to the battery Check the guidelines of your battery s manufacturer for correct charg...

Page 4: ...2 Further information 2 Safety 3 Contents 4 M7AC Layout 7 Quick start 8 Charge and discharge settings 9 1 Battery type setting 9 2 Cell Setting 12 3 Work Mode 13 4 Discharge mode 14 5 Max input voltage 15 6 End voltage setting TVC 16 7 Current setting 17 ...

Page 5: ... 10 External load setting 21 11 Smart battery setting 22 Charge and discharge work 24 Accessibility 28 3 Signal output 31 4 ESC test 35 5 Power 35 System settings 37 Customize function 41 1 Boot image 41 2 Broadcast voice 43 Other functions 44 Specifications 46 ...

Page 6: ... External mode Max 15A 300W Internal mode Max 3A 15W Lithium battery cut off voltage can be adjusted at will TVC function Measures battery voltage battery internal resistance and balances lithium packs automatically Measures outputs PWM PPM SBUS standard signals with an accuracy of 1 microsecond Constant current and constant voltage source output customizable 1 28V constant voltage 0 5 15A constan...

Page 7: ... ToolkiRC 2022 7 M7AC Layout Front Back Display Scroll wheel Output port Balance port DC input TF card Exit Cooling fan Speaker Signal port USB output AC input AC switch ...

Page 8: ... booting up the screen enters the main interface as shown below 5 Press and hold Exit to enter the auxiliary function interface 6 Scroll Scroll Wheel to switch between pages 7 With the charger idle short press OK to set the charging parameters Press OK during the charging process to adjust the amperage or stop the charge process 8 With the charger idle Press and hold OK to enter the system setting...

Page 9: ... function open the battery selection option in system settings and the following interface will be displayed 1 Battery type setting Scroll Scroll Wheel and select one of the presets or create a new battery Up to 32 battery files can be created Press Enter to enter a specific battery setting the display is as follows ...

Page 10: ...o Battery Type and press OK to modify the battery type the display is as follows The charger supports charging and discharging of 6 types of batteries Lipo LiHV LiFe Lion LTO NiMh and PB There is also a smart battery mode to choose from ...

Page 11: ...non compatible battery chemistries Glossary of battery terms explanation 1 Lipo often referred to as a lithium polymer battery with a nominal voltage of 3 70V and a fully charged battery of 4 20V 2 LiHV often referred to as a high voltage lithium battery with a nominal voltage of 3 85V and a fully charged battery of 4 35V 3 LiFe often referred to as iron lithium battery with a nominal voltage of 3...

Page 12: ...6 NiMh often called NiMH battery nominal voltage 1 20V 7 PB often called lead acid battery nominal voltage 2 00V 2 Cell Setting Move the cursor to Battery Section then press OK to modify the number of cells The display is as follows Rotate the Scroll wheel to adjust the value When set to Auto the charger will automatically identify the ...

Page 13: ...charged or over charged this may cause an incorrect cell count in which case the cell number needs to be adjusted normally 2 If the cell count is set incorrectly it may lead to overcharging which can present itself as a fire risk 3 The cell count can be more accurately determined if the balance port is connected 3 Work Mode Move the cursor to Mode and press OK to modify the work mode as shown in t...

Page 14: ...ed or cycled PB battery can be charged and discharged Short press OK and Exit to take effect and return to the previous interface 4 Discharge mode Under discharge storage and cycle modes the option of discharging the battery will appear Move the cursor to Discharge Mode and press OK to modify the discharge mode as shown below ...

Page 15: ... function max 15 0A 300W discharge 3 External mode when the input port is connected to a discharge load and the output port is connected to the battery it can be discharged through this function Max 15 0A 300W discharge 5 Max input voltage When the discharge mode is selected to recycle the Max input voltage option will appear Move the cursor to Max Input Vol and press OK to adjust If the input vol...

Page 16: ...stop recycling discharging Setting high overvoltage may damage the input power 6 End voltage setting TVC Move the cursor to End Voltage and press OK to modify the end voltage for the individual cells When charging it is the charge cut off voltage and the range is plus or minus 50mV of the full voltage When discharging it is the discharge cut off voltage Scroll Scroll wheel to adjust the value step...

Page 17: ...tery characteristics 3 The charging cut off voltage can be set to a range of plus or minus 50mV of full voltage 4 Nomenclature TVC English abbreviation for terminal voltage control 7 Current setting Move the cursor to the Charge Current or DisCHG Current position and press OK to modify the current Rotate Scroll Wheel to adjust the value step by 0 1A ...

Page 18: ...y capacity is 2000mAh please set the charge current to 2 0 4 0A 2 The charge discharge current is only valid in the corresponding work mode 3 For the discharge mode setting please refer to the System Settings chapter of this manual 8 NiMH setting PeakV When the battery type is NiMH the peak voltage value when the battery is fully charged can be set the range of which can be set is 5mV 15mV as show...

Page 19: ...vailable on NiMH cells PeakV The maximum voltage drop per cell when the nickel metal hydride battery is fully charged 9 Cycle setting When the battery type is NiMh and under cycle mode the option of Cycle time and Rest time will appear as shown below ...

Page 20: ... ToolkiRC 2022 20 Move the cursor to Cycle times and press OK to set the range of cycle times to 2 12 The charger will follow the pattern discharge charge discharge charge Discharge charge is 2 times ...

Page 21: ...the rest time of cycle charge The range is 2 minutes to 10 minutes As shown below 10 External load setting When external discharge is selected as the discharge mode the external load setting will appear Set the wattage according to the external load used As shown below ...

Page 22: ... ToolkiRC 2022 22 11 Smart battery setting When UAV battery is selected as the battery type there are only two options for battery setting drone type and Max current As shown below ...

Page 23: ...kiRC 2022 23 Move the cursor to Drone model and press OK to select between different drone models As shown below Move the cursor to Max Current and press OK to set the charge current The range is 0 5A to 15A ...

Page 24: ... toggle between three different displays P1 Power selection in system settings 24 01V Input voltage 0 0Wh Accumulated power consumption 45 0 The internal temperature of the charger V Constant voltage sign C Constant current sign 24 01V Main port voltage 2 00A Main port current 010 00 Working time 338mAh Charged capacity 1 4 000V Voltage for the first battery cell ...

Page 25: ...charge and discharge process short press OK move the cursor to Stop short press OK stop charging and return to the main interface When charging is complete or a charge error occurs a popup will appear along with an audible tone Scroll Scroll Wheel to switch to the second page which shows the internal resistance information As shown below ...

Page 26: ... ToolkiRC 2022 26 1 5 2mΩ Internal resistance of the first battery cell T 32mΩ Total of internal resistance Scroll Scroll Wheel to switch to the third page which shows general information As shown below ...

Page 27: ...harging and discharging lithium batteries balancing only occurs if the balance plug is connected The charger will automatically balance each cell if a balance plug is detected 3 Charging will automatically start for the next battery if the initial battery is disconnected after being fully charged If a set number of cells is set ensure that the subsequent cell count matches the cell count of the in...

Page 28: ...s detected Accessibility After selecting and long pressing Exit in the main interface you can enter the auxiliary function interface as shown below 1 Measure resistance Short press OK to test the internal resistance of the connected battery and return to the main interface display ...

Page 29: ...RC 2022 29 2 Measure signal Move the cursor to measure signal short press OK to enter the signal test interface Scroll Scroll wheel to select the signal type Select PWM as shown below Select PPM as shown below ...

Page 30: ... ToolkiRC 2022 30 Select SBUS scroll Scroll wheel to display channels 1 8 channels 9 16 and overall status As shown below ...

Page 31: ... ToolkiRC 2022 31 3 Signal output Move the cursor to Signal Output short press OK to enter the Signal Output interface Scroll Scroll wheel to select the type of signal to ...

Page 32: ...ycle values by using the cursor When set to auto 1 2 3 the pulse width value of output PWM will automatically change at 3 different speeds The width can be set from 800 to 2200us The cycle can be set between 2 5ms 400hz to 50 0ms 20hz As shown below Select PPM scroll Scroll wheel to move the cursor to the value of the channel to be modified Press OK to modify the output pulse width value of this c...

Page 33: ...lkiRC 2022 33 Select SBUS scroll Scroll wheel to move the cursor to the value of the channel to be modified Press OK to modify the output pulse width value of this channel As shown the following 3 pictures ...

Page 34: ... ToolkiRC 2022 34 ...

Page 35: ... pulse width cycle press OK to change the corresponding value As shown below 5 Power Select the adjustable power supply with the cursor and short press OK to enter The voltage and current of the output power supply can be set at will Move the cursor to start short press OK to start power output and return to the main interface As shown below ...

Page 36: ... ToolkiRC 2022 36 ...

Page 37: ... ToolkiRC 2022 37 System settings After long pressing OK in the main interface you can enter the system setting interface Short press to expand the settings As shown below ...

Page 38: ...r adapters recycle mode is disabled Max power Maximum wattage allowed via the input port during charging Max current Maximum current allowed via the input port during charging Voltage range Input voltage range Security Settings Short press to expand settings As shown below Safe Inter Temp Charging will stop when the temperature of the device exceeds this value Safe Exter Temp Charging will stop wh...

Page 39: ...n Personalization Short press to expand settings As shown below Backlight The backlight brightness level of the display can be set from 1 10 Operation volume The volume of the scroll wheel can be set to off low medium and high Announce volume The menu readout volume can be set to off low medium and high Warning volume The warning tone volume can be set to off low medium or high Language System dis...

Page 40: ...quently used parameters Work completed Whether to stop or trickle charge after charge complete Balance start Vol Balance cells prior to full current charge Continuous work Enables disables continuous charging discharging after battery replacement Default Restore factory settings ID Independent ID for each device ...

Page 41: ...on the computer The Toolkit USB drive is used for upgrading firmware and the other USB drive is used for storing customized files The root directory contains 2 folders LOGO stores the boot images and SOUNDS stores voice files The modification instructions are as follows 1 Boot image When the M7AC is turned on it will automatically read the file named logo bmp in the LOGO folder If the file is succ...

Page 42: ... ToolkiRC 2022 42 Tips 1 Only supports BMP file format with a resolution of 240 320 pixels 2 If the file with the same name cannot be read the default startup page will be displayed ...

Page 43: ...le description is as follows Tips 1 Only supports Wav file format Mono file Name Description Name Description CHI Chinese DEU German ENG English ESP Spanish FRA French ITA Italian JAP Japanese KOR Korean POR Portuguese TRA Traditional File name File description 0000 wav 0090 wav Number 0 90 voice 0100 0109 wav Number 100 1000 voice 0167 0176 wav Numbers 1 9 Voice Bootup wav Bootup sound Warning wa...

Page 44: ...ully charged connect the next battery The device will automatically continue to charge and discharge you can start and stop this function in the settings menu 4 Fan level When the internal temperature of the device exceeds 45 C the fan turns at half speed to reduce noise When the internal temperature exceeds 53 C the fan turns on full speed to enhance heat dissipation 6 Manual voltage calibration ...

Page 45: ...ompleted move the cursor to save short press once the buzzer will beep once the save is successful Exit or shut down after calibration 7 Full charge mode When the lithium battery is fully charged it will prompt Fast charge complete If the battery is not removed the charger will trickle charge until the battery is disconnected ...

Page 46: ...A 5 0V 10W or upgrade Voltage 1 0V 5 0V 1 6S Internal resistance 0 1mΩ 99mΩ 1 6S Measure PWM 880us 2200us 20 400hz PPM 880us 2200us 8 CH 20 50hz SBUS 880us 2200us 16 CH 20 100hz Output PWM 500us 2500us 20 1000hz PPM 880us 2200us 8 CH 50hz SBUS 880us 2200us 16 CH 74hz Power 0 5 15A 1 28V Mode CC CV Display LCD IPS 2 4 inch 320 240 resolution Accessor TF Card Support 128MB 16GB Product Size 112mm 73...

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