00194932-20 User Manual CAN Test Box-Error Frame Diagnostic unit_en.pdf - 第28页

1 - 28 SIPLACE CAN Bus Edition 10/2018 28 Fig. 2.8 - 8 CAN telegram with errors Fig. 2.8 - 9 CAN telegram with errors CAN _H level CAN _L level Error Frame Counter CAN _H level CAN _L level Error Frame Counter

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Edition 10/2018 SIPLACE CAN Bus

Fig. 2.8 - 6 Short circuit between CAN_H and CAN_L

2.8.3 CAN Telegrams With and Without Error Frames

Fig. 2.8 - 7 CAN telegram without errors

CAN _H level

CAN _L level

CAN _H level

CAN _L level

Error Frame Counter

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SIPLACE CAN Bus Edition 10/2018

Fig. 2.8 - 8 CAN telegram with errors

Fig. 2.8 - 9 CAN telegram with errors

CAN _H level

CAN _L level

Error Frame Counter

CAN _H level

CAN _L level

Error Frame

Counter

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Edition 10/2018 SIPLACE CAN Bus

3 Error Frame Diagnostic unit

The Error Frame Diagnostic unit is a Tool which expands the function of the SIPLACE CAN Test

Box. This unit helps to locate Error Frames of the machine CAN Bus.

The Error Frame Diagnostic unit is a Service tool and will also be use as CAN switch on the SI-

PLACE SX2 machine which are equipped with two WPC‘s. The function of the CAN switch in the

machine is to amplify the CAN Bus signal. Because the second WPC also communicate with the

CAN Bus the CAN Bus cable will be to long, so that the CAN commands will be corrupt or lost.

3.1 General

Ordernumber 03088404-xx - Diagnostic-Unit Errorframe

Content: - 03083844-xx CAN Switch

- 03088132-xx power supply with adapters

- 03089702-xx Adapter cable CAN Switch

Fig. 3.1 - 1 Error Frame Diagnostic unit 03088404-xx