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3.4
Specifications
This section describes the communication specifications and performance of the parallel link function.
Communication specifications
The parallel link function is executed according to the communication specifications (fixed) shown in the table below.
Specification items such as baud rate cannot be changed.
Item
Number of connectable units
Transmission standard
Maximum overall distance
Protocol Type
Control procedure
Communication method
Baud rate
Character
Start bit
format
Data length
Parity bit
Stop bit
Header
Terminator
Control line
Sum check
Link specifications
Link time
The link time is the cycle time for updating of link device.
The link time varies depending on the link mode as shown in the table below.
Link mode
Normal parallel link mode
High-speed parallel link mode
3 PARALLEL LINK FUNCTION
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3.4 Specifications
Specifications
Maximum of 2 (1: 1)
RS-485 standard
When only FX5-485ADP is used in the
configuration: 1200 m or less
Other than the above configuration: 50 m or less
Parallel link
Half-duplex, bi-directional communication
115200 bps
1 bit
7 bit
Even
1 bit
Fixed
Fixed
Fixed
Time
15 ms + operation cycle of master station (ms) + operation cycle of slave
station (ms)
5 ms + operation cycle of master station (ms) + operation cycle of slave
station (ms)
Remarks
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