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Accura 2300S/2350-1P3FSC User Guide
Chapter 2 Installation
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2015 Rootech Inc. All Rights Reserved
Page 61
RS-485 Communication
Accura 2300S supports one RS-485 communication port.
Fig 2.43 RS-485 Communication Port on Accura 2300S
1 RS-485 Port
Item
Description
Port name
Ta(TRX+), Tb(TRX-), G(Ground)
Connector type
Screw-type terminal(pluggable)
Protocol
Modbus RTU
Wire specifications
0.21
–
3.5 mm
2
(24
–
12 AWG), Shielded twisted pair
1
Cable length
Maximum 1,219 m (4,000 ft)
Bit rate
1,200 / 2,400 / 4,800 / 9,600 / 19,200 / 38,400 / 57,600 / 115,200
2
bps
Max. number of
connectable modules
32 for each bus
2
1. The shielded cable is connected to the G terminal.
2. Up to 16 devices can be connected to each bus at 115,200 bps.
Содержание ACCURA 2300S
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