Hyena DU-B250+ User manual

Product Manual
DU-B250+
Original Instruction
Version 221107
Copyright © 2022 HYENA INC. All Right Reserved.

Table of Contents
Introduction
Product Features
Product Description ..................................................................................1
Parts Description ......................................................................................1
Product Dimension ...................................................................................2
Pin Definition.............................................................................................3
Technical Data
Characteristic............................................................................................6
Certification...............................................................................................6
Protection..................................................................................................6
Software Standard Function .....................................................................7
Safety Instructions
Important Notice .......................................................................................8
Moving and Storage Instructions ..............................................................8
Maintenance .............................................................................................8
Product Label............................................................................................8
Disposal....................................................................................................8

HYENA E-BIKE SYSTEMS
1
Introduction
This manual is intended primarily for the trained technician to install, disassemble, or maintain the Hyena e-bike system
only. Please read all the safety warnings and instructions carefully. Failure to follow the warnings and instructions may
result in death or severe injuries. Save this manual for future reference.
Product Features
Product Description
The DU-B250+ e-bike universal controller features high efficiency, simple design, and compact size, compatible with all
Hyena e-bike system components. Including the battery, motor, sensor, front light, rear light, and HMI, throttle to program
and delivers precise e-bike performance.
Parts Description
Item
Description
Item
Description
A
Battery communication connector
D
Sensor connector
B
Battery connector
E
Rear light connector
C
HMI connector
F
Motor connector
A
C
B
D
E
F

HYENA E-BIKE SYSTEMS
2
Product Dimension
A. Battery Communication Connector
Outer Diameter: L16.3, W10.7, H7.5 mm
Cable OD: Ø 1.4 mm x4
Cable Length: 220 mm
B. Battery Connector
Outer Diameter: L20.5, W16, H8.1 mm
Cable OD: Ø 3.5 mm x2
Cable Length: 250 mm
C. HMI Connector
Outer Diameter: Ø 11 mm
Cable OD: Ø 5 mm
Cable Length: 760 mm
D. Sensor & Rear Light Cable
Cable OD: Ø 4 mm
Cable Length: 70 mm
Sensor Connector
Outer Diameter: Ø 9.5 mm
Cable OD: Ø 4 mm
Cable Length: 70 mm
Rear Light Connector
Outer Diameter: Ø 9.5 mm
Cable OD: Ø 3.6 mm
Cable Length: 70 mm
E. Motor Connector
Outer Diameter: Ø 13 mm
Cable OD: Ø 6.3 mm
Cable Length: 400 mm
D-1.
D-2.

HYENA E-BIKE SYSTEMS
3
Pin Definition
Battery Communication
Battery
Pin
Name
Direction
Description
Remark
1
CAN L
Bidirectional
CAN Low
2
CAN H
Bidirectional
CAN High
3
DEN/HMI
Bidirectional
Active low, used to wakeup battery from sleep mode.
4
Bike Present
Output
-
Pin
Name
Direction
Description
Remark
1
Power
Input
36V battery power
2
Ground
Input
36V battery ground
1
2
3
4
1
2

HYENA E-BIKE SYSTEMS
4
HMI
Sensor
Pin
Name
Direction
Description
Remark
1
DRV_PWR
Input
HMI/DEN: Active low, used to wake up from sleep mode
2
Brake
Input
Brake signal, active low.
3
Throttle-
Input
Throttle signal
4
GND
Bidirectional
12V HMI/Light ground
5
CAN L
Bidirectional
CAN Low
6
VCC+
Output
12V HMI/Display power
7
CAN H
Bidirectional
CAN High
8
Front Light+
Output
6.8V headlight power, also supply power to horn.
9
VCC+
Output
5V VCC output
Pin
Name
Direction
Description
Remark
1
Torque
Input
Torque signal. Analog signal.
2
GND
Output
5V sensor ground
3
V+
Output
5V sensor power
4
Cadence Cnk1
Input
Cadence signal
5
Cadence Cnk2
Input
Cadence signal
6
Empty
N/A
Empty
1
2
3
4
5
6
7
8
9
1
2
4
5
3
6

HYENA E-BIKE SYSTEMS
5
Rear Light
Motor
Pin
Name
Direction
Description
Remark
1
RL+
Output
Rear light power
2
RL-
Bidirectional
Rear light ground
Pin
Name
Direction
Description
Remark
1
W
Bidirectional
Phase W
2
Speed
Input
Speed signal, TTL input
3
U
Bidirectional
Phase U
4
+5V
Output
5V motor power
5
GND
Output
5V motor ground
6
Hall V
Input
Hall signal of phase V
7
V
Bidirectional
Phase V
8
Hall U
Input
Hall signal of phase U
9
Hall W
Input
Hall signal of phase W
1
2
3
6
4
7
8
9
5
1
2

HYENA E-BIKE SYSTEMS
6
Technical Data
Characteristic
Rated voltage
36V
Rated power
250W
Operating voltage
28 to 42V
Depends on the battery cell
Maximum current
15A 3min
Corresponding battery output at most 15A.
Quiescent current
< 1mA
Measure condition
A.System off
B.Battery, HMI, Display, Controller, Motor
and Sensor are connected well.
C.Remove all smart parts.
Operating temperature
-20℃to +60℃80%RH
Storage temperature
-20℃to +70℃80%RH (<1 month)
Dimension
L91, W54, H31 mm
Weight
250 g
Waterproof level
IPX5
Hi-Pot
No damage under 500V 60 seconds
Brake sensor
N/A
Front light
6V up to 2.4W
Rear light
6V up to 0.6W
Protocol
CAN
Support Hyena CAN
Certification
EN 15194:2017
Yes
CE
Yes
RoHS 2.0
Yes
Protection
Short circuit protection
Each pin connecting to ground pin
introduces no permanent damage.
Hall defect protection
No hall change when motor spin.
Over temperature protection
Temperature > 100℃ for 1.99 seconds
continuously
Recovery temperature is set below 65℃.
Lock rotor protection (Pedal)
Current > 0.85*Current Limit A and motor
speed < 25 km/hr for 2.9 seconds (not
continuously)
Lock rotor protection (Motion)
Current > 8 A and motor speed < 30 km/hr
for 2.9 seconds (not continuously)
Communication loss protection
No HMI communication for 2 seconds
Head light short circuit protection
Short circuit of head light in introduces no
permanent damage.
Tail light short circuit protection
Short circuit of tail light in introduces no
permanent damage.

HYENA E-BIKE SYSTEMS
7
Software Standard Function
Motor control
Sinusoidal Motor Control
Motor phase
120
Battery protocol
Hyena proprietary protocol
Parameter table
Parameter 2.0
Error code table
Hyena proprietary error code table
Walk assistance
Up to 3 km/hr
Support level
Standard 3 modes, Maximum 4 modes
Current limit
Level 1: 08±1 A
Level 2: 10±1 A
Level 3: 12±1 A
Level 4: 14±1 A
OFF: N/A
Speed limit
25 km/hr
Auto sleep
Automatically sleep when system not use
for 6 minutes.
With Hyena HMI only
Assist priority
When pedal assist and walk assist occur
simultaneously, output assist according to
pedal input.
Low battery capacity
RSOC < 5% for 6 seconds
Throttle
Throttle
Optional

HYENA E-BIKE SYSTEMS
8
SAVE THESE INSTRUCTIONS
Safety Instructions
Instructions Pertaining To A Risk Of Fire,
Electric Shock, Or Injury To Persons
WARNING! When using the DU-B250+ Controller, basic
precautions should always be followed, including the
following:
• Read all the instructions before using the product.
• Close supervision is necessary to reduce the risk of
injury when using the product near children.
• Do NOT use this product if the flexible power cord or
output cable is frayed, has broken insulation, or any
other signs of damage.
• All the component leads shall use original Hyena
components.
• This product is not intended to be used at ambient
temperatures above 60°C (140°F) or less ambient
temperatures of -20°C (-4°F).
• Do NOT immerse the product or any e-system
component in water.
• Do NOT place the product or any e-system component
near fire or heat.
• Always turn off the e-bike system and remove the battery
before installing, disassembling, or modifying any
components on the e-bike.
Important Notice
• This product manual is intended primarily for the trained
technician to install, disassemble or maintain the e-bike.
• Users not professionally trained for bicycle assembly
should not attempt to install, disassemble or modify the
components.
• All Hyena e-system manuals and technical documents
are accessible online at “www.hyena-ebike.com”.
• The term “battery” is used in these instructions to mean
all original Hyena e-bike batteries.
• Read and observe the safety warnings and directions
contained in all the Hyena e-bike system operating
instructions and in the operating instructions of your
e-bike.
Moving and Storage Instructions
• When possible, keep the product and all e-system
components in their original package and keep tools or
other metal objects away from them while storage and
moving.
• If you did not keep the original packaging, they can be
packed in solid cartons with proper packing materials
such as bubble wrap or soft cloth, and label the cartons
Fragile.
• Do NOT store the product at ambient temperatures above
70°C (158°F) or less ambient temperatures of
-20°C (-4°F).
• Cover the product to prevent sunlight damage if you keep
it stored at any place for more than a week.
• Store the product on a fireproof surface without contact
with water, heat, or sand.
• Do NOT place any heavy item on the product or any e-
system component.
• Do NOT place the product or any e-system component
in the car trunk for more than one day.
• Do NOT load or move the product in the rain whenever
possible, and make sure it has no moisture or mildew
before loading it.
• Do NOT drop the product from more than 30 cm (11.81
inches) in height.
Maintenance
• Do NOT clean the product or any e-system component
with detergent or organic solvent. Only clean the product
with a water-dampened soft cloth.
• Do NOT clean the product or any e-system component
with pressured water.
Product Label
• On the product label at the bottom of the controller, you
can find descriptions of the product, including Model
Name, Part No., Series No., and basic specifications.
Disposal
• In accordance with Directive 2012/19/EU, electronic
devices that are no longer usable and defective/drained
batteries must be collected separately and recycled in an
environmentally friendly manner.
• The e-system drive unit including the motor, controller,
battery, speed sensor, HMI, accessories, and packaging
should be disposed of in an environmentally correct
manner.
• Do NOT dispose of e-bikes and their components with
household waste.
SAVE THESE INSTRUCTIONS
This symbol is only valid within the European
Union. Follow local regulations when disposing
of used batteries. If you are not sure, consult
the place of purchase or a bicycle dealer.

HYENA E-BIKE SYSTEMS
9
Hyena Inc.
Tel: [phone]
Fax: [phone]
www.hyena-ebike.com
Address: No.25, Jingke N. Rd., Nantun Dist., Taichung City 408, Taiwan (R.O.C.)