Specifications

34
MX Protection, Control and Monitoring Features FCD LMENTB2300-01 – 07/08
13. Network Protocol Connections
13.1 Network Wiring – DDC-Modbus
Please consult LMENIM2329 for detailed installation instructions.
Belden 3105A Specifications•
Total cable length between repeaters or nodes with repeaters:
@ 9.6 kbps: 11500 ft. (3.5 km)•
@ 19.2 kbps: 5750 ft. (1.7 km)•
@ 38.4 kbps: 2875 ft. (875 m)•
Key Specifications
Resistance/1000 ft = 22 AWG (7 x 30) 14.7 ohms each conductor (29.4 ohms for the pair)•
Capacitance/ft. = 11.0 pF (conductor-to-conductor)•
Capacitance/ft. = 20.0 pF (conductor-to-shield)•
Belden 3074F specifications•
Total cable length between repeaters or nodes with repeaters:
@ 9.6 kbps: 15000 ft. (4.5 km)•
@ 19.2 kbps: 7500 ft. (2.2 km)•
@ 38.4 kbps: 3750 ft. (1.1 km)•
Key Specifications
Resistance/1000 ft = 18 AWG (7x26) 6.92 ohms each conductor (13.84 ohms for the pair) •
Capacitance/ft. = 14 pF (conductor-to-conductor)•
Capacitance/ft. = 14 pF (conductor-to-shield)•
•Belden9841specications
Total cable length between repeaters or nodes with repeaters:
@ 9.6 kbps: 6560 ft (2 km)•
@ 19.2 kbps: 3300 ft. (1 km)•
@ 38.4 kbps: 1640 ft. (500 m)•
Key Specifications
Resistance/1000 ft = 24 AWG (7 x 32) •
24 ohms each conductor (48 ohms for the pair)
Capacitance/ft. = 12.8 pF (conductor-to-conductor)•
Capacitance/ft. = 23 pF (conductor-to-shield)•