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RS-422/485 Communication
RS-422/485 Interface Specifications (Model: OPT-564-P76)
Specifications
Details
Transmission method
Half-duplex
Sync mode
Asynchronous
Baud rate
Select 1 200 bps, 2 400 bps, 4 800 bps, 9 600 bps,
19 200 bps, 38 400 bps, 57 600 bps, or 115 200 bps.
Data bit length
Select 7 bit or 8 bit.
Parity bit
Select No parity, Even parity, or Odd parity.
Stop bit
Select 1 bit or 2 bit.
Terminator
Select CR+LF or CR
Transmission data
ASCII code
Cable length
Approx. 1 km
Address
Select one address within the range 0 to 31.
No. of connections
Up to 32 (10 for RS-422)
Terminal resistance
Built in (Selected by plugging in the connector board)
Input/output monitor
With LED
RS-422/485 selection
Selected by RS-422/485 selection setting
Selecting RS-422/485 Communication Setting Screen
RS-422/485 communication settings are configured using functions.
RS-422/485 Operation
Command mode
In response to commands or data sent from the host (PC or PLC) to the OPT-564, data is returned by
the OPT-564 to the host side.
Be sure to follow these steps for communication.
Start
Command/Data
Data
Host → OPT-564
OPT-564 → Host
Содержание OPT-564
Страница 1: ...DIGITAL TRANSMITTER OPT 564 Instruction Manual EN294 1924B ...
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Страница 80: ...68 Frequency Output Shield Frequency counter or other device ...
Страница 114: ...102 External View The individual component dimensions are as follows Front Rear Units mm Panel cut out dimensions Side ...