Power Supply Cabling
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The maximum continuous current per pin is 10 A. |
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The power for sensors, encoders and other equipment should be supplied from the same unit that the equipment is connected to, to ensure the best performance of the system. No external power (or ground) connections are allowed. |
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The nominal operating voltage for Epec control units is 12 and 24 VDC. The full operating range is 9 - 34 VDC.
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See section Power Supply Pins and Limitations for accurate pin allocation of the connectors when using Epec SC52 Safety Control Unit.
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Single point grounding should be used for power supply for all the control units.
Power supply’s wiring example:
Power supply's wiring:
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It is strongly recommended to use two GND wires in Category 3 systems. Refer to the image above. |
Emergency Stop
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In all European Community countries, the emergency stop should be implemented in accordance with standard EN ISO 13850, which complies to the EC Machinery directive 2006/42/EC. In other countries, the emergency stop should be implemented according to local standards and/or to local legislation. |