is can bus – cia dsp 103 v 1.0
DESCRIPTION
IS CAN Bus – CiA DSP 103 V 1.0. Low Cost, Intrinsically Safe Transducer Bus Enabling NeSSI Gen II Rick Ales Swagelok Company IFPAC 2008 Baltimore, MD. Analyzer. V. A. P. T. NeSSI Gen II Bus Architecture. Ethernet. Remote Operator Station & Plant Control System. Hazardous Area - PowerPoint PPT PresentationTRANSCRIPT
© 2008 Swagelok Company.
IS CAN Bus – CiA DSP 103 V 1.0
Low Cost, Intrinsically Safe Transducer Bus Enabling NeSSI Gen II
Rick Ales Swagelok Company
IFPAC 2008
Baltimore, MD
© 2008 Swagelok Company. Swagelok
NeSSI Gen II Bus Architecture
V TPA
NeSSI Device Sample System
FlowSensors
Sensor Analyzer Manager SAM
IS NeSSI Bus
Remote Operator Station
& Plant Control System
Ethernet
Analyzer
Hazardous Area Class 1 Div 1 (Zone 1)
© 2008 Swagelok Company. Swagelok
ISO OSI Communications Model
Virtual Message Path
Actual M
essage P
ath
© 2008 Swagelok Company. Swagelok
CANopen Communications Model
DS301 Application Layer Communications Framework
Profile DS401 Generic IOModules
Profile DS404 Measuring
Devices
Profile DS405Programmable
Devices
Profile DS425MedicalDevices
Data Link Layer CAN 2.0* ISO 11898-2
Physical Layer ISO 11898-2 CiA DS 102
Physical Layer CiA DSP 103
NEW
Application Layer CENELEC EN 50325-4
Softw
are
IC
Chip
Driver
s
•CAN: Controller Area Network protocol developedRobert Bosch for automotive applications.
Hardw
are
© 2008 Swagelok Company. Swagelok
IS and the Ignition Curve
Voltage =DistanceFrequency
© 2008 Swagelok Company. Swagelok
IS Capable CANopen Architecture
+VdcGrndCAN-HICAN-LO
Circuit
Segment
Cable Length
Circuit Voltage ≤ 9.5 Vdc
Segment Driver = 3.3 Vdc
Cable Length ≤ 10 m
© 2008 Swagelok Company. Swagelok
Gen II NeSSI Bus Open Standard
www.can-cia.org
CiA 103 DSP V1.0
April 2007
© 2008 Swagelok Company. Swagelok
IS CANopen Highlights
• The CAN physical layer ISO11898-1,2 & CiA DSP103• Area Classification Class 1 Div 1 (Zone 1)• Power bus specification P+F RSD2-PSD-EX4.43• Co-cabled 10m max 2 Power and 2 CAN wires• M12 or M8 Connectors Single power source per device• 3.3V BiCMOS Driver 1/3 the Power of 5V Driver
Entity Parameters
VOC (V) ISC (A) Groups CO (uF) LO (uH)
A, B (IIC) (Acetylene & Hydrogen) 0.8 10
9.5Vdc 1.0 A C (IIB) (ethylene) 2.4 40
D (IIA) (propane) 6.4 80
© 2008 Swagelok Company. Swagelok
What’s Next?
DS301 Application Layer Communications Framework
Profile DS401 Generic IOModules
Profile DS404 Measuring
Devices
Profile DS405Programmable
Devices
Profile DS426Analytical
Devices
Data Link Layer CAN 2.0 ISO 11898-2
Physical Layer ISO 11898-2 CiA DS 102
Physical Layer CiA DSP 103
Application Layer CENELEC EN 50325-4
NEXT
© 2008 Swagelok Company. Swagelok
Discussion?