LCD5 Display
LCD5 Display
LCD5 Display
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 …………………………………………………………………….….….. 5
Normal Operation ……………………………………………………………………......5
On/Off ………………………………………………………………………….......... 5
Display Interface ………………………………………………………….….…….... 6
Display 1……………………………………………………………………........ 6
Display 2……………………………………………………………………...... 8
Display 3……………………………………………………………..……….8
Display of Turned on Throttle ……………………………………………………… 10
Display of Power-assist Startup ……………………………………………………. 10
PAS Ratio (or Throttle) Gear Switch ……………………………….…………… 10
Push Function …………………………………………………………..………… 11
Cruise Function …………………………………………………………………... 11
Turn On/Off Backlight …………………………………………………….……….. 12
Battery Capacity Indicator …………………………………………..……………. 12
Single Data Clearing ………………………………………………………………... 13
Automatic Prompt Interface ……………………………………………………..…. 13
Error Code Display …………………………………………………….…....... 13
User Project Setting …………………………………………………………………….... 14
General Project Setting ………………………………………………………………… 14
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
Preface
The illustrated manual will help you understand and be familiar with the meter
function, guiding you on how to operate the meter, how to set the project parameters, how
to achieve the best match of the three as motor, controller and meter to improve electronic
control performance of the electric motor. This manual covers installation, operation,
parameter setting of the meter and how to use it properly, which help you resolve the
problems appeared in practical use.
Outlook and Size
○ Meter Dimension
○ Wiring Schematic
Installation Instruction
The meter body and button box are mounted on the handlebars of the electric vehicle,
adjusting perspective. In the case that the vehicle is power off, the meter connectors are in
plug connection to corresponding controller connectors. Turn on the power, electric
vehicle and meter will be under normal operation, the meter installation is finished. The
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
Function Overview
KT-LCD5 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));
◇ Trip speed display (with displays of real-time speed (Km/H or MPH) and a single
distance (ODO));
◇ Display of turned on throttle (THROTTLE);
◇ Brake display ( );
◇ Data clearing;
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
There are three keys on the KT-LCD5 display panel, icons is UP button,
○ On/Off
Hold button (SW) long, the meter is powered on and into normal operation, and
it provides the controller with power supply. Under normal operating status, hold
button (SW) long, the meter is powered off, meanwhile to shut down the power supply of
controllers. When the vehicle is stopped and without any button operation on the
meter for five minutes, the meter will automatically shut down, and the power supply
of the electric vehicle will be powered off. In power off mode, the power consumption of
the meter and controller is zero.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
○ Display Interface
Display 1:
The meter is startup to enter display 1.
Display 1
The followings are shown on display 1.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
Display 2:
Display 2
The followings are shown on display 2:
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
Display 3
The followings are shown on display 3.
In each display interface, if you hold button (SW) long, the meter will be
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
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. When the power-
assist ratio is gear 0 zero, there’s no power-assist function.
Users can use 6Km/H power assist function when pushing vehicles. Hold
button (DOWN), the meter assist function logo ( ) flashes, the vehicle drives at the speed
of no more than 6Km/h. Release button (DOWN), the assist function will be
revoked.
○ Cruise Function
When C7 parameter setting is 1 (see C parameter setting), the meter turns on cruise
function, hold button (DOWN) long to enter the cruise status when the vehicle
speed is more than 7 km/h, and the cruise function logo (CRUISE) lights. Brake or hold
any button to revoke cruise function.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
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 ( ) light, hold button (UP) long again
to turn off backlights and vehicle headlights.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
5 seconds after the meter is powered on, at display 1, hold both the button (UP)
and the button (DOWN) simultaneously for about 2 seconds, the single trip time
(TM) and single trip distance (DST) flicker, then hold button shortly (SW), the
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
When the electronic control system of the electric vehicle fails, and the meter will
automatically display (flicker) fault code. You can’t exit the fault code display only the
fault is removed.
◇ P parameter setting
◇ C parameter setting
Under power off status, hold button long (SW), the meter is turned on. Within
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
interface, then the speed display column flashes. Hold button shortly (UP) or
button (DOWN) in order to set the maximum riding speed value. The default maximum
riding speed value was 25Km/h. When the speed of the electric vehicle exceeds the set
value, the motor will be stopped driving.
After finishing the maximum riding speed setting, hold button shortly (SW) to
save the current set values and enter into the next setting.
○ Wheel Diameter
After finishing the maximum riding speed setting, enter the wheel diameter setting
interface, and then the wheel diameter display column flashes. Hold button (UP) or
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
After finishing the wheel diameter setting, hold button (SW) shortly to save the
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.
After finishing the metric/imperial units setting, hold button shortly (SW) to
save the current set values, and then speed and mileage units stop flashing. Hold
button (SW) shortly again, and the meter will enter into the maximum riding speed
interface again, or hold button (SW) long for about 2 seconds to exit the general
Among the three general project settings, after each setting is completed, if hold
button (SW) long for about 2 seconds, all can exit the setting environment and return to
display 1, meanwhile, the current set parameters are saved.
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.
Within one minute after stopping flashing, hold button (UP) and button
(DOWN) simultaneously for about 2 seconds to enter P parameter setting environment.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
After finishing P1 parameter setting, hold button shortly to save the current set
setting can be 0. The setting range of P2 should be between 0-6, hold button (UP)
After finishing P2 parameter setting, hold button (SW) shortly to save the
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
setting ranges from 0-40, hold button (UP) or button (DOWN) shortly for
selection. P 5 parameter setting method is the same to that of P2.
After finishing P5 parameter setting, hold button (SW) shortly to save current
set the values, and then P5 parameter column stops flashing. Hold button (SW)
shortly again, the meter re-enter P1 parameter setting interface. Or hold button (SW)
long for about 2 seconds to exit P parameter setting environment and return to the display
1.
held button (SW) long for about 2 seconds, all can exit the setting environment and
minute after stopping flashing, hold button (UP) and button (DOWN) for
about 2 seconds to enter C parameter setting environment.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
following table. C1 setting ranges between 0-7, hold button (UP) or button
(DOWN) for selection.
C1 parameter definition table:
KUNTENG C1 Start KUNTENG V12 C1 Start
power-assist sensors value Sensitivity power-assist sensors value Sensitivity
00 Standard 05 Standard
Forward 5 Signal 01 Lower Reverse 6 Signal 06 Lower
02 Lowest 07 Lowest
00 Higher 05 Higher
Forward 8 Signal 01 Standard Reverse 10 Signal 06 Standard
02 Lower 07 Lower
00 Highest 05 Highest
Forward 10 Signal 01 Higher Reverse 12 Signal 06 Higher
02 Standard 07 Standard
After finishing C1 parameter setting, hold button (SW) shortly to save the
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
After finishing C2 parameter setting, hold button (SW) shortly to save the
6&7 Retain
8 Each startup will automatically restore the gear shutdown last time.
After finishing C3 parameter setting, hold button (SW) shortly to save the
C4 is throttle function setting, the setting range is 0-4, hold button (UP) or
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
(UP) button or (DOWN) button for short to make selection, and the default
value is 20.
When C4 = 4 is confirmed, the "percentage value of the first gear speed accounts
for its full speed" of the power-assist gear flashes, press (UP) button or
(DOWN) button for short to make selection, and the default value is 50%. The
percentage values of other gears divide automatically in equal.
After finishing C4 parameter setting, hold button (SW) shortly to save the
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
limit current value), the default value is 10, setting range is 0-10, hold button (UP)
After finishing C5 parameter setting, hold button (SW) shortly to save the
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
setting range is 1-5, hold button (UP) or button (DOWN) shortly for
selection.
C6 parameter definition table:
C6 value Backlight brightness
1 Dimmest
2 Darker
3 Standard
4 Brighter
5 Brightest
After finishing C6 parameter setting, hold button (SW) shortly to save the
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
0 Off
1 On
After finishing C7 parameter setting, hold button (SW) shortly to save the
○ C8 Undefined
Enter C8 parameter setting interface after C7 parameter setting is finished, C8=0.
setting interface.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
C9 is meter power-on password setting, the default value is 0, hold button (UP)
0 Function off
1 Function on
When C9 setting is 1, hold button (SW) shortly, indicating that the password
function is startup, and then enter the password settings interface, three password setting
columns flash.
The password setting is done sequentially from left to right, hold button shortly
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
to confirm after each setting and enter next setting. Password setting range is 000-999, hold
After finishing C9 parameter setting, hold button (SW) shortly to save the
n Function off
y Function on
When the meter is needed to restore default setting, C10 selects y, hold button
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
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
C11 is meter attribute selection setting, the setting range is 0-2, hold button
As data source for copying parameters, the meter transfers the new LD3
2
parameter to other meters.
C11 selects 2, hold (SW) long for about 2 seconds to exit the setting
environment, and then the meter is served as data source for copying parameter (see
parameter copy), there’s source logo on display interface.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
After finishing C11 parameter setting, hold button (SW) shortly to save the
voltage shortage), the default value is 4, and the setting range is 0-7, hold button
value-1.5V value-1.5V
2 Default value-1V Default value-1V Default value-1V
Default Default
3 Default value-0.5V
value-0.5V value-0.5V
After finishing C12 parameter setting, hold button (SW) shortly to save the
○ C13 ABS brakes of the controller and parameters of anti-charge control Setting
Enter into C13 parameter setting interface, C13 parameter bar flashes.
C13 is ABS brakes of the controller and parameters of anti-charge control setting, the
default value is 0 with the setting range between 0-5, press (UP) button or
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
After finishing the parameter setting of C13, press (SW) button for short to enter
C14 parameter setting interface.
and press (UP) button or (DOWN) button for short to make selection.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
After finishing C14 parameter setting, hold button (SW) shortly to save current
set values and enter C1 parameter setting interface again. Or hold button (SW) long
for about 2 seconds to exit C parameter setting environment and return to the display 1.
if held button (SW) long for about 2 seconds, all can exit the setting environment
and return to display 1, meanwhile, the current set parameters would be saved.
Under each parameter 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.
Parameter Copy
Set parameters (include general project parameter, P parameter and C parameter) of
all KT-LCD5 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".
Use special wiring cables to properly wire to LCD5 meter needs to be copied
according to the diagram.
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
button long till meter is startup. Within 5 seconds after startup, hold button
(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.
Please note: Both C9 power-on password and C11 meter attributes can’t be copied.
Besides, LCD5 meter can only copy parameter of the same meter model.
User Setting Note
After entering the user setting environment, if there’s no button operation on the data
for more than 1 minute, the meter will automatically return to display1, and the new set
parameters won’t be saved.
The factory parameter set value and the default value of the meter can be set
according to user requirements, the meter parameter can be restored by using "C10
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ELECTRIC BICYCLE METER KT—LCD5 Product User Manual
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