ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Contents Preface …………………………………………………………………………..………. 3 Outlook and Size ……………………………………………………………………….. 3 Meter Dimension …………………………………………………………………… 3 Main Material and Color ...……………………………………………….………..3 Wiring Schematic ……………………………………………………………….……3 Installation Instruction ……………………………………………………………….……. 3 Physical Installation Icon ................... 4 Function Overview……………………………………………………………………..….. 4 Display Content …………………………………………………………………….….…..
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ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Maximum Trip Speed …………………………………………………………..13 Wheel Diameter …………………………………………………………………..… 14 Metric and Imperial Units ………………………………………………………….. 15 Exit General Project Setting ………………………………………………………... 15 P Parameter Setting ……………………………………………………………….……... 16 P1 Motor Characteristic Parameter Setting ..............16 P2 Wheel Speed Pulse Signal Setting ...............16 P3 Power-assist Control Mode Setting ..............
○ Meter Dimension ○ Main Material and Color PC material is mainly used for KT-LCD7 meter, and the housing color is dark gray. ○ Wiring Schematic Installation Instruction The meter body and button box are mounted on the handlebars of the electric vehicle, adjusting perspective.
○ Physical Installation Icon Function Overview KT-LCD7 meter provide you with a variety of functions such as vehicle controls and vehicle status digitized displays to meet the trip demands. ◇ Trip time display (with displays of a single trip time (TM) and total trip time (TTM));...
◇ 24V, 36V, 48V supply voltage can automatic identification and be compatible Display Content The display content is shown as follow. There are three keys on the KT-LCD7 display panel, icons is UP button, is DOWN button SW button, Normal Operation ○...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual ○ Display Interface Display 1: The meter is startup to enter display 1. Display 1 The followings are shown on display 1. Battery Capacity Indicator Single Trip Time (TM) Display Power Assist Ratio Gear (ASSIST) Real-time Trip Speed (KM/H) Single Trip Distance 6KM/H Power Assist Function...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Backlights and Headlights Status Brake Status Cruise Function Display Power-assist Startup Display Throttle Turned on Display Bluetooth connection display Display 2: In display 1, hold button (SW) shortly to enter display 2. Display 2 The followings are shown on display 2: - 7 -...
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ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Total Trip Time (TTM) Total Trip Distance (ODO) Single Average Speed (AVS) In the riding mode after 5 seconds, display 2 automatically returns to display 1. Display 3: In display 2, hold button (SW) shortly to enter display 3. Display 3 The followings are shown on display 3.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual In display 3, hold button (SW) shortly again to enter display 1. In each display interface, if you hold button (SW) long, the meter will be powered-off together with that of the controller. ○...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Switching range is 1-5 gear (this can also be configured according to the customer requirements), gear 1 is for the lowest power, and gear 5 is for the highest power. At every startup, the meter will automatically restore gear (this can also be configured as required by users) when it was at last shut down.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual ○ Bluetooth Function When the mobile phone is connected with the Bluetooth module, the Bluetooth connection signal is turned on and the Bluetooth connection flag is lit. ○ Startup Backlights and Headlights Hold button (UP) long, the meter turns on the backlights as well as the vehicle headlights (the Controller should have headlights driving and output functions), meter backlighting and vehicle lights power logo (...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual When the controller is power off due to voltage shortage, the power display frame flashes, indicating the vehicle has been in voltage shortage and waiting for shutdown currently. Voltage shortage flashes Battery capacity indicator ○...
Torque sensor Signal Abnormality 05_info Axis speed sensor Abnormality(only applied to torque sensor ) 06_info Motor or controller has short circuit Abnormality User Setting Project KT-LCD7 meter user setting project: ◇ General project setting ◇ P parameter setting ◇ C parameter setting General Project Setting ○...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual value, the motor will be stopped driving. Setting interface of maximum trip speed Under the setting maximum riding speed interface, if there’s no button operation on the meter for more than 1 minute, and then the meter will automatically return to display 1, and the original set values will be saved.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual ○ Metric and Imperial Units After finishing the wheel diameter setting, enter into the metric/imperial units setting interface, and then the speed and mileage unit flash. Hold button (UP) or button (DOWN) shortly to make sync selection of three metric/imperial units as speed, mileage, and the environment temperature.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Under each setting interface, if there’s no button operation on the meter for more than 1 minute, and then the meter will automatically return to display 1, and the original set parameters will be saved. P Parameter Setting After finishing metric/imperial unit settings, the speed and mileage units stop flashing.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual P2 parameter setting interface P2 is wheel speed pulse signal setting, if wheel generated 1 pulse signal by a revolution, P2 should be set as1. If wheel generated 6 pulse signals by a revolution, P2 should be set as 6.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual assist control mode is gear 5 of "imitation torque control" mode, when P3 parameter setting is 0, power-assist control mode is gear 5 of "speed control" mode. P3 parameter needs to be determined according to the distributed function of the controller, its setting range is 0 or 1, hold button (UP) shortly or button (DOWN) for selection.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual P5 is power monitoring setting, when P5 setting is 0, the power monitoring is the "real-time voltage" mode. Namely, it is the method to determine the battery capacity based on real-time battery voltage. When P5 equals to a specified parameter, the power monitoring is the "smart power"...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual C1 parameter setting interface C1 is power-assist sensor and parameter selection setting, its definition is shown in following table. C1 setting ranges between 0-7, hold button (UP) or button (DOWN) for selection. C1 parameter definition table: KUNTENG Start KUNTENG V12...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual C2 parameter setting interface C2 is motor phase classification coding setting, it is served as identification parameter of different phases of the motor when using sine wave drive and the default value is 0. When C2 setting is 0, indicating that the used Quantum motor phase is an ordinary one.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual The meter is powered on and the power-assist ratio is at gear 3. The meter is powered on and the power-assist ratio is at gear 4. The meter is powered on and the power-assist ratio is at gear 5. 6&7 Retain Each startup will automatically restore the gear shutdown last time.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual 6km/h. Throttle gears distinguished Non-zero startup throttle, Throttle gears is according to the display meter. distinguished according to the display meter. Retain Retain When C4 = 2 is confirmed, "specified speed limit value of throttle" flashes, press (UP) button or (DOWN) button for short to make selection, and the default value is 20.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Two level slow start/ Maximum current value One level slow start/ Maximum current value Maximum current value÷2.00 Maximum current value÷1.50 Maximum current value÷1.33 Maximum current value÷1.25 Maximum current value÷1.20 Maximum current value÷1.15 Maximum current value÷1.10 Maximum current value When C5 setting is 10, maximum current value is controller maximum operating current value (ie, limit current value);...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual C6 value Backlight brightness Dimmest Darker Standard Brighter Brightest After finishing C6 parameter setting, hold button (SW) shortly to save the current set values and enter C7 parameter setting interface. ○ C7 Cruise Function Setting Enter C7 parameter setting interface after C6 parameter setting is finished, C7 parameter column and CRUISE sign flashes.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual C8 parameter setting interface C8 is not defined temporarily. Hold button (SW) shortly to enter C9 parameter setting interface. ○ C9 Startup Password Setting Enter C9 parameter setting interface after C8 parameter setting is finished, C9 parameter column flashes.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Password Setting Interface The password setting is done sequentially from left to right, hold button shortly to confirm after each setting and enter next setting. Password setting range is 000-999, hold button (UP) or button (DOWN) shortly for selection.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual long for about 2 seconds, all parameters restore default settings and exit setting environment, and then return to the display1. C10 selects n, hold button (SW) shortly to save the current set values and enter C11 parameter setting interface.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Data Source Display Interface After finishing C11 parameter setting, hold button (SW) shortly to save the current set values and enter C12 parameter setting interface. ○ C12 Controller Minimum Voltage Adjustment Setting Enter C12 parameter setting interface after C11 parameter setting is finished, C12 parameter column flashes.
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual Default value Default value Default value 20V Default Default Default value+0.5V value+0.5V value+0.5V Default value+1V Default value+1V Default value+1V Default Default Default value+1.5V value+1.5V value+1.5V C12 default value is 4, namely, controller minimum operating voltage (voltage shortage value);...
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual efficiency Poor energy recovery Class4 braking strength efficiency Bad energy recovery Class5 braking strength efficiency The recommended value of C13 is 1; other values need to be chosen with caution for use. Be sure to note: 1.
Set parameters (include general project parameter, P parameter and C parameter) of all KT-LCD7 meter produced by our company according to requirements, and set the meter to be a data source according to the method of "C11 Attribute Selection Setting".
ELECTRIC BICYCLE METER KT—LCD7 Product User Manual (UP) and button (DOWN) simultaneously for about 2 seconds, meter parameter copy is completed. If the copy operation is correct, the meter subject to be copied will display as follow. Interface of finishing parameter copy Both C9 power-on password and C11 meter attributes can’t be copied.
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