Cabling; Cabling For System Without External Rs485 Converter; Cabling For System With External Rs485 Converter - Data Display Group PA-18-000 Installation Manual

Arcbii usb and rs485
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2.3 Cabling

Two main configurations are possible:
2.3.1

Cabling for system without External RS485 Converter

All cables are same and "1-to-1".
Pin 1 and 2 should be twisted pair cable for all connectors
Pin 3 and 4 should be twisted pair cable for all connectors
2.3.2

Cabling for system with External RS485 Converter

All cables between ARCBs are same and "1-to-1".
Pin 1 and 2 should be twisted pair cable for all connectors
Pin 3 and 4 should be twisted pair cable for all connectors
DATA DISPLAY GROUP
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Pa-18-001

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