SZKTDZ KT-LCD8S User manual
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User Manual
KT-LCD8S E-Bike Special Meter
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ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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Contents
Preface……………………………………………………………………………..………. 4
Outlook and Size…………………………………………………………………………... 4
Meter Dimension …………………………………………………………………… 4
Button Box Dimension………………………………………………………………..5
Main Material and Color………………………………………………….………...... 5
Wiring Schematic……………………………………………………………….……. 5
Installation Instruction……………………………………………………………….…….. 5
Φ 31.8 handlebar diameters install icon………………………………………..….…6
Φ 22.2 handlebar diameters install icon……………………………………….….…. 6
Physical installation icon............................................................................................. 6
Function Overview……………………………………………………………………..….. 7
Display Content…………………………………………………………………….….…... 8
Button Definition…………………………………………………………………….….…. 8
Normal Operation………………………………………………………………………...... 8
On/Off…………………………………………………………………………........... 9
Display Interface………………………………………………………….….……..... 9
Display of Turned on Throttle……………………………………………………..... 10
ASSIST Ratio (or Throttle) Gear Switch……………………………….………… 10
Push Function…………………………………………………………..…………… 11
Cruise Function…………………………………………………………………...…11
Turn On/Off Backlight…………………………………………………….………... 12
Brake Status Display…………………………………………..…………….……… 12
Battery Capacity Indicator……………………………………..………………..........13
Motor Power and Temperature.....................................................................................13
Environment Temperature…………………………………………………………... 14
Single Data Clearing……………………………………………………………….... 14
Automatic Prompt Interface……………………………………………………..….. 15
Error Code Display…………………………………………………….…........ 15
ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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Motor Operating Temperature Alarm……………………………………......... 15
User Project Setting……………………………………………………………………..... 15
General Project Setting…………………………………………………………………… 16
Maximum Trip Speed………………………………………………………….......... 16
Wheel Diameter…………………………………………………………………..…. 16
Metric and Imperial Units…………………………………………………………... 17
P Parameter Setting……………………………………………………………….…….... 19
P1 Motor Characteristic Parameter Setting ............................................................... 19
P2 Wheel Speed Pulse Signal Setting ....................................................................... 19
P3 Power Assist Control Mode Setting ...................................................................... 20
P4 Throttle Startup Setting ..................................................................................... 21
P5 Power Monitoring Setting ..................................................................................... 22
C Parameter Setting ............................................................................................................ 23
C1 Power-assist Sensor and Parameter Selection Setting ......................................... 23
C2 Motor Phase Classification Coding Setting .......................................................... 24
C3 Power-assist Ratio Gear Initialization Setting ..................................................... 25
C4 Throttle Function Setting .................................................................................. 26
C5 Controller Maximum Current Adjustment Setting ............................................... 27
C6 Backlight Brightness Adjustment Setting ............................................................. 28
C7 Cruise Function Setting ........................................................................................ 29
C8 Motor Operating Temperature Display Setting .................................................... 30
C9 Power-on Password Setting .................................................................................. 31
C10 Automatic Restore Default Setting ..................................................................... 32
C11 Attribute Selection Setting .................................................................................. 33
C12 Controller Minimum Voltage Adjustment Setting ............................................. 34
C13 ABS brakes of the controller and parameters of anti-charge control Setting ......36
C14 Power-assist Tuning Parameters Setting .............................................................37
C15 Push-assist Speed Parameters Setting...................................................................38
L Parameter Setting .......................................................................................................... 38
L1 Parameter setting............................................................................................. 38
ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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L2 Parameter setting............................................................................................. 39
L3 Parameter setting............................................................................................. 39
L4 Parameter setting............................................................................................. 40
Exit L Parameter Setting ............................................................................................ 40
Parameter Copy .................................................................................................................. 41
User Setting Note ............................................................................................................... 42
Version Information……………………………………………………………………… 42
ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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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
Meter Dimension
ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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Dual Bracket Mounting Dimension
○Button Box Dimension
○Main Material and Color
PC material is mainly used for KT-LCD8S meter and button box housing, and the
housing color is black.
○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
ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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protection film on meter display panel should be torn.
○Φ 31.8 handlebar diameters install icon
○Φ 22.2 handlebar diameters install icon
○Physical installation icon
ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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Function Overview
KT-LCD8S 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
maximum speed (MXS) and a single average speed (AVS));
◇Trip distance display (with displays of a single trip distance (DST) and total trip distance
(ODO));
◇Display of turned on throttle (THROTTLE);
◇Power assistant ratio (or throttle) gear (ASSIST) switch;
◇6KM/H power assistant push ( ) function;
◇Cruise function ( );
◇Battery capacity indicator ( );
◇Real-time battery voltage (VOL) display;
◇Motor power (MOTOR W) and temperature (MOTOR ℃) display;
◇Brake status display ( );
ELECTRIC BICYCLE METER KT—LCD8S Product User Manual
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◇Turn on backlighting and lights ( );
◇Environment temperature (℃ or ℉) display;
◇Data clearing;
◇Fault code display;
◇User parameter setting;
◇24V, 36V, 48V supply voltage can automatic identification and be compatible.
Display Content
The display content is shown as follow.
Button Definition
KT-LCD8S meter adopts the structural form with part design between the main part
and operating buttons.
There are three keys on the operating panel of button box, which are icons of
button (alt text UP), button (alt text SW) and (alt text DOWN).
Button Box and Operating Panel
Normal Operation
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○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 shutdown 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.
○Display Interface
Hold button (SW) long, the meter is startup to enter display 1.
Display 1
In display 1, hold button (SW) shortly to enter display 2.
Display 2
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