Ourmeter LD-S700 User Manual
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Ourmeter LD-S700 User Manual

Special instrument for lithium-assisted electric vehicle
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OurmeterIntelligent Technology(Changzhou)Co.,Ltd
The user
manual
Address: 3rd Floor, Building 4, No. 226, West
Yellow River Road, Xinbei District, Changzhou
City, Jiangsu Province
Fax: 0519-83510215
Website:
www.ourmeter.cn
Omid Intelligent Technology
(Changzhou) Co., Ltd
LD-S700 special instrument for
lithium-assisted electric vehicle

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  • Page 1 Omid Intelligent Technology (Changzhou) Co., Ltd OurmeterIntelligent Technology(Changzhou)Co.,Ltd The user manual LD-S700 special instrument for lithium-assisted electric vehicle Address: 3rd Floor, Building 4, No. 226, West Yellow River Road, Xinbei District, Changzhou City, Jiangsu Province Fax: 0519-83510215 Website: www.ourmeter.cn...
  • Page 2 dire ctor Introduction..4 1. The figure and appearance, size... 5 1) main material and color... 5 2) The external dimension and installation dimension of the instrument (unit: mm)..5 3) Graphical size and mounting size of external keys (unit: mm)..

  • Page 4: Table Of Contents

    1) power show... 8 2) speed mode... 9 3) the speed value show... 9 4) 6 km power for show... 9 5) gear show... 9 6) headlight show... 9 7) mileage pattern... 9 8) riding time... 9 9) error code display... 9 4.
  • Page 5 4) sleep time... 5) power gear... 6) wheel diameter selection... 7) speed magnetic steel number... 8) speed adjusting... 9) zero start, nonzero startup Settings... The driving mode of 10) set... 11) power sensitivity setting... 21 12) power set start strength... 21 13) Set type of power assist magnetic steel plate......
  • Page 6 pref Dear users, in order to make you use the LCD-S700 liquid crystal display meter correctly, please read the user manual and relevant precautions carefully before use. We will help you to understand and be familiar with the functions of the instrument in the most concise language, guide you how to operate the instrument, how to set the system parameters, how to achieve...
  • Page 8 1) Main material and color LD-S700 instrument shell and external keys are mainly made of ABS material, and the liquid crystal transparent window is acrylic. 2) Instrument dimensions and installation dimensions (unit: mm) 3) Graphical size and mounting size of external keys...
  • Page 9 4) Wiring diagram Red line: Power positive VCC Blue line: Electric lock DS Black line: Power negative GND Green line: Data receiving line RX Yellow line: Data sending line TX Brown line: Headlight positive DD White line: Headlight...
  • Page 10 negative GND Note: The specific wiring mode and wire color can be customized according to customer requirements.
  • Page 11 5) Physical installation diagram Fix the LCD display part of the instrument and the external button on the handlebar of the electric vehicle, and adjust the appropriate viewing Angle. In the case of power failure of the vehicle, connect the instrument connector with the controller adapter.
  • Page 12 the current power of the battery. 5) Headlight control: turn on and off the headlights through external keys. 6) Backlight brightness level 3 adjustment: according to the customer's habit to set the backlight brightness, 1...
  • Page 13 Level 3 is the darkest and level 3 is the brightest. 7) 5 gear control: according to customer needs can be selected through the external button power gear 0~5, of which 0 is neutral no power (the general default is 5). 8) Mileage display: it can display cumulative mileage ODO, single mileage Trip and cycling time.
  • Page 14 1) Electric quantity display: 10 stages of electric quantity indicator, 8 can be set according to customer demand...

  • Page 15: Riding Time

    9) Error code display: display the sign ERRO and error code when a fault is detected. 4. Definition of external keys LD-S700 adopts the instrument liquid crystal display part and the external three-way key design structure form, the communication between the two is connected by the bottom lead.

  • Page 17: Speed Mode Switches

    Start working, turn on the controller power; Long press the key while on (MODE) for 3 seconds, the meter power off, and the controller power off. If you are not riding for 10 minutes (time can be set by the user) and the meter is not operated, the meter will automatically turn off the power.
  • Page 19 3) Mileage mode, cycling time, error code switch Short press the button to switch the display of mileage mode, cycling time, error code, Cycle display single mileage (Trip) → accumulated mileage (ODO) → cycling time Time→ error code ERR.

  • Page 20: Power Gear Choices

    The switching mode display interface is shown in Figure 5, Figure 6, Figure 7 and Figure 8. 4) power gear selection Short press the key or key, switch the power gear, change the motor power Power, the lowest 1 gear, the highest 5 gear, the default is 1 gear when the meter is turned on.

  • Page 21: Headlight Switch

    5) Headlight switch Long Press 3 seconds to turn on pres the headlights. Long press Seconds, turn off the headlights. The display again interface of the headlight is shown in Figure 11 and Figure 12. 6) 6Km promotion (walking mode) After the vehicle presses the key for 3 seconds in the stationary state, the electric vehicle enters Row state, speed is displayed according to external...

  • Page 22: System Parameter Settings

    Display the Walk Key (or again sign, release long press Second or press the button once), the electric bike will exit the walking mode.Out of line There are two modes of short press and long press, and the specific use method is customized according to customer requirements.

  • Page 24: Backlight Brightness

    In the parameter Key to adjust setting state, press parameter Settings Key toggle Settings project, and save Value, the parameters of the previous project value. Key display 1) Backlight brightness: display 1~3, P01, short press 1 is the darkest backlight and 3 is the brightest. 2 is the default state, as shown in Figure 14.
  • Page 25 3) Meter support working voltage: display P03, short press the key / Displays 24~48, step is 12, default is 36V, as shown in Figure 17. 4) Dormancy time: display P04, press the key/key to display 0~60, Denotes the automatic shutdown time (in minutes) when the vehicle is at rest and without operation.

  • Page 26: Power Gear

    The key says 5) Power gear: display P05, 0,1, short press 0: Power gear is in 3 gear modes: 1, 2 and 3 respectively; 1: Power gear for 5 modes: 1, 2, 3, 4, 5; 2: The power gear is in 9 gear modes: 1, 2, 3, 4, 5, 6, 7, 8, 9; The power shift position is 1, and the operation interface has 5 shift modes, as shown in Fig.

  • Page 27: Wheel Diameter Selection

    6) Wheel diameter selection: display P06, short press the key/key to switch pairs The corresponding wheel diameter, unit is inch, precision: 0.1, as shown in Fig. 21. 7) Number of magnetic steels for speed switch measurement: P07 is displayed, and press the button to display the range 1-100, as shown in Fig.

  • Page 28: Zero Start, Nonzero Startup Settings

    8) Speed limit adjustment: switch display P08, short press Indicates the speed limit range of 0~100Km/h, and to show 100 indicates no speed limit, as shown in Fig. 23. 9) Zero startup, non-zero startup Settings: display P09, short press...
  • Page 29 Key toggle shows 0,1. 0: zero start, 1: non-zero start, e.g See Figure 10) Drive mode setting: display P10, short press Toggle displays 0,1,2, as shown in Figure 25. 0: power drive (through the power gear to determine how much power output, this time the turn is invalid); 1: electric drive (through the handle drive, the power gear is invalid);...

  • Page 30: Power Sensitivity Setting

    Power sensitivity setting: display P11, short press Switch the display range from 1 to 24, as shown in Figure 26. Set the lifting strength of the helping force: display P12, short press...
  • Page 31 Key toggle display range 0~5, as shown in Figure 27. 13) Assisted magnetic steel plate type setting: display P13, short press The key switch displays three types of 5,8, and 12 magnetic steels, as shown in Figure 28...
  • Page 32 Controller current limit value setting: display P14, short Key toggle display range 1~20A, as press shown in Figure 29. Controller under-voltage value display: display P15, display the under-voltage value of the controller, as shown in the figure...
  • Page 33 Accumulated mileage clearing: display P16, speed position shows the current accumulated mileage Value, long press the key (5s), when the speed position displays 0, that is, cumulative Mileage has been cleared to zero, as shown in Figures 31 and 32. 17) Restore factory Settings: display P18, long press the key (5s), when speed When the degree position displays SSSS, the...

  • Page 34: Error Code Definition

    Instrument specifications and parameters 24V,36V,48V power supply 2) Rated working current of meter is 10mA 3) The maximum working current of the meter is 30mA 4) Shutdown leakage current <1uA 5) Supply controller working current 50mA 6) Operating temperature: -18~65℃ 7) Storage temperature: - 30~80℃...
  • Page 35 ERROR code N =0~11 is displayed. The ERROR code is shown in Table 1 below...
  • Page 36 handlin State meaning of state code (decimal) normal state Battery Battery under rechargin voltage Motor Check whether fault the power line is loose Turn the Check the fault connection of turnbuckle. If normal, replace the turnbuckle Controller Check the failure controller Hall connection...
  • Page 37 le 1 9. Use caution During use, the time interval between power-on and power-off should not be less than 3 seconds, and do not press the MODE key at will when the power-off state is in use. In use, pay attention to safe driving and avoid collision with instrument.

  • Page 38: Version Changes

    When the temperature is below -10 ° C, the screen will darken as the temperature drops and return to normal when the temperature rises again. 1) Q: Why can't I turn on the computer? Answer: check whether the instrument wiring harness is in good contact with the connector of the controller.

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