Topology DZ41 User manual

 
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Content 
A. Product introduce .................................................................................................................4 
Product name and model ...................................................................................................4 
Product Introduction ............................................................................................................4 
Range of application ............................................................................................................4 
Appearance and size............................................................................................................4 
Display coding rules .............................................................................................................5 
B. Product manual............................................................................................................................5 
Specifications .........................................................................................................................5 
Functional overview..............................................................................................................6 
Installation ..............................................................................................................................6 
Interface..................................................................................................................................6 
1 Turn on display interface...............................................................................................7 
Button definition....................................................................................................................8 
Operation ...............................................................................................................................8 
1Turn on/off ........................................................................................................................8 
2Assist mode select.............................................................................................................8 
3 Display information switching.........................................................................................9 
5 Headlight on/off (Backlight low light switch)...............................................................10 
5 Automatic headlight function (off by default) ...............................................................10 
6 Power display.................................................................................................................10 
User settings.........................................................................................................................11 
1 enter setting status..........................................................................................................11 
2 Unit setting.....................................................................................................................11 
3 Automatic shutdown time ..............................................................................................12 
3 Wheel diameter information ..........................................................................................12 
4 Speed limitation information .........................................................................................13 
6 Automatic headlight setting ...........................................................................................14 
Data reset .............................................................................................................................14 

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9. Error information.................................................................................................................15

9.1 Error code showing........................................................................................................15

9.2 Error code definition......................................................................................................15

10. wire definition...................................................................................................................16

C. Note.......................................................................................................................................16

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A. Product introduce

1. Product name and model

Intelligent LED display, model：DZ41

2. Product Introduction

Simple and light, left switch display

High brightness 1.8-inch multi-color nixie tube screen

Excellent outdoor design with IP65 waterproof

Serial communication interface, convenient for maintenance services

3. Range of application

Suitable for electric power assist bicycle in accordance with the standard of EN15194

4. Appearance and size

The shell material of the product isABS and the window is translucent PC.

4.1 Overall dimension of display

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5. Display coding rules

As shown as above picture,

SW102 is the product model

C is the manufacture factory code

S2 is the code of model

C01 is the manufacture year and week number;

B means the hardware version;

101 is the firmware version number

0001 is the product serial number

B. Product manual

1. Specifications

①Power supply：DC 24V/36V/48V

②Rated current：25mA@36V

③Shutdown leakage current：<1uA

④Screen specification：1.8 "led nixie tube

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⑤communication method：UART or CAN

⑥Operating temperature：-20°C ~ 60°C

⑦Storage temperature：-30°C ~ 80°C

⑧Waterproof level：IP65

2. Functional overview

①Four buttons, easy to operate

②Metric / imperial switch selection

③Mileage display: subtotal mileage (trip), total mileage (ODO)

④Speed display: real time speed (speed), maximum speed (max), average speed (AVG)

⑤Power assist control：0-5 levels default(maximum 9 levels are supported, and the number of

levels is optional

⑥Six levels of electricity instructions：1-5level power，and under voltage prompts

⑦Headlamp indication: headlamp switch status indication (supported by controller)

⑧6km/h walk assist function

⑨Error code indication

⑦The communication interface of the connecting line is convenient for system maintenance

and parameter setting

3. Installation

①Open the display lock clip, set the display in the left handlebar (standard handlebar

size:Φ22.2).Adjust to a position easy to operate tighten and fix the screw by M3 hexagon. Tightening

torque: 0.8N.m.*Note: Damage caused by excessive torque is not covered by the warranty.

②display connected with controller by 5 pin connector as required drawings.

4. Interface

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4.1 Turn on display interface

1.Headlamp: displayed when the headlamp is on; If the headlight is off or without this function, the

icon will not be displayed

Boost push: it is displayed during boost push, and other states are not displayed;

2.6km/h walk assistant mode: it is displayed during walk assistant mode, and other states are not

displayed;

3.Speed indicates that the speed displays the current speed, AVG speed indicates that the speed

displays the average speed, and max speed indicates that the speed displays the maximum speed;

when the system has a fault, it flashes and does not display if there is no fault;

4.Error code indication: when the system has a fault, it flashes and does not display if there is no

fault

5.Bluetooth connection: displayed when the instrument Bluetooth is connected with the mobile

phone; (optional with Bluetooth function)

6.PAS indication: displays the current power assisted levels

7.Speed display: power on status, display speed value, two digits;

8.Speed unit: display speed unit, km / h, MPH

9.Braking indication: indication when braking, and do not display when no braking (function

reservation, only for some electrical systems);

10.Subtotal mileage: display subtotal mileage; Unit: mile or km;

11 Total mileage: total mileage display, in mile or km;

12.mileage unit: subtotal mileage and total mileage unit, mile stands for miles and KM stands for

kilometers;

13. Electric volume indication: five section electric volume and undervoltage indication;

14.photosensitive sensor: automatic light on and automatic brightness adjustment (function reserved)

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5. Button definition

Turn on/off：，Function button：，Adjustment button +: upper part of display area (for

description), adjustment button -: lower part of display area (for description)

6. Operation

6.1Turn on/off

Maintain the normal connection of the display and the controller. Long press (2 seconds)

button when display is off. Display enters the basic interface and starts to work. Long press (2

seconds) button when the display is on. Display turned off. If no operation to the display and the

speed is 0 for the time setting for auto off, display will turn off automatically.

6.2Assist mode select

Press or to select the assist mode and change the assist power mode. There are 6

modes(default): 0/1/2/3/4/5,( Number of levels that can be opened) When the display is turned on,

it defaults to level 0. When level 0 is displayed, it is no power assisted. (the power assistant levels

selection interface is shown in the figure below)

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6.3 Display information switching

In the power on state, short press to switch the display information of subtotal mileage, average

speed, maximum speed and total mileage, and cycle display: current speed / subtotal mileage (trip) - >

average speed (AVG), total mileage (ODO) - > maximum riding speed (max), subtotal mileage (trip)

- > current speed / subtotal mileage (trip).

6.4 Walking assistant mode

Long press -, 2 seconds later, enter the walking assistant state, display, release -, that is, exit the

walking assistant mode and return to the normal display interface. The power assistant mode

switching interface is shown in the figure below (only in the waking assistant state):

Walking assistant mode normality mode

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6.5 Headlight on/off (Backlight low light switch)

Long press button for 1 second，the headlight is turned on（need support of controller）.Headlight

icon shows on the interface, meantime display back light low light. Long press button for 1

second again, the headlight is turned off, the display back light high light.

6.5 Automatic headlight function (off by default)

In automatic headlamp mode, when the ambient light is dark, the photosensitivity is delayed for 2S,

the headlamp indicator icon is on, and the display backlight is low; Three seconds after the ambient

brightness is restored, the headlamp is turned off, the headlamp indicator icon is off, and the

backlight is highlighted.

Note: the photosensitive sensor is in the window display area.

6.6 Power display

When the battery power is normal, the 5-segment LED of the battery is displayed according to the

time and power, and the outer frame is on. When the battery is exhausted, the 5-segment LED of the

battery is completely off and the battery identification flashes, so it needs to be charged immediately.

The battery capacity is shown in the figure below:

Percentage of battery power（C）and power level table

No.

Percentage on

the

display(SOC)

Level on the

display

Voltage（24V)

Voltage（36V)

Voltage（48V)

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7. User settings

Setting items: unit, wheel diameter, speed limitation information, battery information, (items marked

with * are fixed display items, and user setting options are not provided). (items marked with * are

display items, and user setting options are not provided by default)

7.1 enter setting status

10 seconds within display turned on, long press （3 seconds）, system enter the data setting

interface. On this status users can set and view the parameters of the display.

Long press (3 seconds）to exit and save the setting status.

In the user setting interface state, if no operation is carried out for 10 seconds, the display returns

to the normal riding state without saving the parameter

In the user setting interface, short press / to switch the setting content in the setting item

Short press to cycle through the settings

7.2 Unit setting

In the unit setting interface, press + / - to select the setting units km / h and mph, and briefly press to

switch the setting interface.

The display interface is as follows:

C≤5%

outer border

flashes

U≤23.1

U≤33

U≤42.9

5%<C<15%

1 level power

23.1<U<24.5

33<U<34.7

42.9<U<45.1

15%≤C<35%

2 level power

24.5≤U<25.1

34.7≤U<35.8

45.1≤U<46.5

35%≤C<55%

3 level power

25.1≤U<25.6

35.8≤U<36.7

46.5≤U<47.5

55%≤C<75%

4 level power

25.6≤U<27

36.7≤U<38.5

47.5≤U<50.1

C≥75%

5 level power

U≥27

U≥38.5

U≥50.1

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