UIC-DX270 Series User’s Manual Rev 1.0
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5) COMMUNICATION SIGNAL (OPTIONAL FUNCTION)
5-1) SYSTEM BUS
Pin Name Function Type
TB1.1 GND -
RS-485
TB1.2 B SYSTEM BUS TRX-
TB1.3 A SYSTEM BUS TRX+
5-2) LOCAL BUS
Pin Name Function Type
TB2.1 GND -
RS-485
TB2.2 B LOCAL BUS TRX-
TB2.3 A LOCAL BUS TRX+
※ Communication feature (System Bus, Local Bus)
① Communication Method : RS-485
② Communication Speed : 4800, 9600, 19200, 384000 BPS, N, 8, 1
③ Communication Protocol : MODBUS RTU MODE
④ Communication Cable(suggested) : BELDEN 9842 or 8761
(9842)
(8761)
BELDEN 9842 Paired- Low Capacitance EIA RS-485
⊙ Number of Pairs: 2
⊙ Total Number of Conductors: 4
⊙ AWG: 24
⊙ Stranding: 7x32
⊙ Conductor Material: TC - Tinned Copper
⊙ Insulation Material: PE - Polyethylene
⊙ Outer Shield Material Trade Name: Beldfoil®
⊙ Outer Shield Material: Aluminum Foil-Polyester Tape/TC –
⊙ Tinned Copper
⊙ Outer Jacket Material: PVC - Polyvinyl Chloride
⊙ Plenum (Y/N): N ⊙Plenum Number: 82842
⊙ Applications: Computer Cables, Low Capacitance EIA RS-485
※ BELDEN 9842 is recommended.
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