DEWESOFT SIRIUS Series

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SIRIUS
® 
TECHNICAL REFERENCE MANUAL 
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4.4.1.7. CAN 
A Controller Area Network (CAN bus) is a vehicle bus standard often used in automotive applications.                
SIRIUS slices usually have a CAN connector on the back side, while Rack version on the front side. 
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CAN connector: pin-out (DSUB-9 male) 
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Pin 
Name 
Description 
1 
+5V 
5 V supply 
max. current: 500 mA 
2 
CAN_LOW 
CAN low 
3 
DGND 
Digital Ground 
4 
RES 
Reserved 
5 
RES 
Reserved 
6 
DGND 
Digital Ground 
7 
CAN_HIGH 
CAN high 
8 
RES 
Reserved 
9 
+12V 
12 V supply 
max. current: 200 mA 
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4.4.1.8. GND connector 
For correct measurements, it is highly recommended to ground the SIRIUS®. The GND connector is               
usually a banana connector. There may also be a screw connector: e.g. SIRIUS-R8. 
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Warning 
It is mandatory to connect a ground cable to the GND connector when you are working with high                  
voltages: e.g. when you are working with the HV modules. 
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SIRIUS
®
V20-1 50 / 336  