Table Of Contents - Danfoss PLUS+1 JS1-H User And Safety Manual

User and Safety Manual
PLUS+1® JS1-H Steer by Wire
Contents
Document references
Introduction
Steer by Wire Joystick
Functional Safety
© Danfoss | December 2022
Errata information............................................................................................................................................................................ 5
Important user information..........................................................................................................................................................5
Steering system.................................................................................................................................................................................7
Joystick overview..............................................................................................................................................................................8
Steering angle.............................................................................................................................................................................. 8
Direction light indicators..........................................................................................................................................................8
High and low beam.................................................................................................................................................................... 8
Auto-guidance............................................................................................................................................................................. 8
Horn control..................................................................................................................................................................................9
Force feedback.............................................................................................................................................................................9
Operator notification................................................................................................................................................................. 9
Mechanical characteristics............................................................................................................................................................ 9
Joystick grip...................................................................................................................................................................................9
Joystick buttons........................................................................................................................................................................ 10
Joystick base...............................................................................................................................................................................10
Environmental characteristics................................................................................................................................................... 10
EMC................................................................................................................................................................................................10
Temperature...............................................................................................................................................................................10
Environmental influences......................................................................................................................................................10
Electrical characteristics...............................................................................................................................................................11
Power supply..............................................................................................................................................................................11
CAN interface...................................................................................................................................................................................11
CAN Protocol.............................................................................................................................................................................. 11
CAN messaging format: SAE J1939-21..............................................................................................................................11
Network management: SAE J1939-81...............................................................................................................................11
Functional safety communications protocol: SAE J1939-76.....................................................................................12
Vehicle application layer: SAE J1939-71........................................................................................................................... 12
Operation modes........................................................................................................................................................................... 13
Bootloader mode......................................................................................................................................................................14
Normal operation..................................................................................................................................................................... 14
Safe state......................................................................................................................................................................................14
Power on self test (POST)............................................................................................................................................................ 14
Out of range detection.................................................................................................................................................................14
Compatibility................................................................................................................................................................................... 15
External restrictions.......................................................................................................................................................................15
Product limitations...................................................................................................................................................................15
Certification Z10 047358 0005.................................................................................................................................................. 15
System integrator responsibility.............................................................................................................................................. 16
Safety architecture.........................................................................................................................................................................16
Function safety specification.....................................................................................................................................................17
Identification of configurations...........................................................................................................................................17
Safety functions declaration.................................................................................................................................................17
Safety monitoring functions declaration......................................................................................................................... 17
Safe states....................................................................................................................................................................................17
Safety function response time............................................................................................................................................. 17
Safety monitoring function response time..................................................................................................................... 17
Safe transmission of joystick angle position...................................................................................................................18
Safe finger function (Button auto-guidance)................................................................................................................. 18
Monitoring of force feedback direction........................................................................................................................... 18
Monitoring of operator notification.................................................................................................................................. 18
Joystick safety perameters.................................................................................................................................................... 18
Functional safety system integration..................................................................................................................................... 19
Environmental control measures.............................................................................................................................................19
Force feedback over-temperature shut-down.............................................................................................................. 19
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