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Chapter 6: DeviceNet
Figure 6-5. Internal CAN Power OFF, Terminating Resistor ON
NOTE:
When using the open-style terminating resistor, connect a 121 ohm,
¼
W resistor to CAN_H and CAN_L (between blue and white data-pair wires).
PIN 4
PIN 5
Figure 6-6. Example of a Terminating Resistor Installation on a DeviceNet Bus
Power Supply and the DeviceNet Bus
The DeviceNet network allows distribution of power supplies on the network cable system. Fol-
low these general rules to achieve safe and reliable operation:
l
Use power supplies rated at 24 V.
l
Minimize installation problems by using a single power supply with sufficient current
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SmartController EX User's Guide
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