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Concept

Concept


Products: AS-P-3
Functionalities: Hardware
Product version: 7.0, 7.1
9/22/2025

Wire Sizes and Lengths for the AS-P-3 Servers

This section outlines the recommended cables and wires, specifying the appropriate wire sizes and lengths for the AS-P-3 servers.

For more information, see AS-P-3 Servers .

The recommendations are for guidance only. Other wire sizes and lengths may be used, depending on wiring rules and when appropriate.

Table: Wire Sizes and Lengths for the AS-P-3 Servers

Terminals

Minimum Cross-sectional Area

Maximum Cable Length

Power input terminals (1, 2)

0.75 mm² (18 AWG) a

According to local wiring rules

Functional earth ground terminal (3)

0.75 mm² (18 AWG) a

According to local wiring rules

RS-485 terminals (4, 5, 6, 7, 8, 9, 10, 11 b , 12 b , 13 b )

For more information, see RS-485 Communications .

For more information, see RS-485 Communications .

LON terminals (11 b , 12 b , 13 b )

0.34 mm² (22 AWG) c

1,400 m (4593 ft) c

  1. Use wires rated for at least 90 °C (194 °F).
  2. Terminals 11, 12 and 13 correspond to the RS-485 Com C port on the AS-P-3 model and the LON TP/FT port on the AS-P-L-3 model.
  3. Twisted pair cable compliant with LonWorks Level 4 cable specifications and LON network wired in daisy chain bus topology.

See Also

  • I/O Wiring
  • Wire Sizes and Lengths
  • AS-P-3 Servers
  • AS-P-3 Screw Terminals
  • Wiring
  • RS-485 Communications