User`s manual

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MELSEC
4 SPECIFICATION
4
4.2 Performance Specifications
The following table indicates the performance specifications for the CC-Link board.
Item Specification
Transmission speed 156 kbps, 625kbps, 2.5 Mbps, 5 Mbps or 10 Mbps can be selected
Maximum transmission distance Differs depending on the transmission speed. (Refer to Section 4.2.1, 4.2.3)
Number of occupied stations 1 or 4 station(s) (switches depending on the setting)
Maximum number of link points
per 1 system
Remote I/O (RX, RY) : 2048
Remote registers (RWw) : 256 (master station to local station)
Remote registers (RWr) : 256 (local station to master station)
Number of link points per 1
station
Remote I/O (RX, RY) : 30
Remote registers (RWw) : 4 (master station to local station)
Remote registers (RWr) : 4 (local station to master station)
Communication method Broadcast polling method
Synchronous method Frame synchronous method
Encoding method NRZI method
Transmission path Bus (RS-485)
Transmission format Conforms to HDLC
Error control system
CRC(X
16
+X
12
+X
5
+1)
Cable
CC-Link dedicated cable/ CC-Link dedicated high performance cable/
Ver. 1.10-compatible CC-Link dedicated cable
1
RAS functions
• Automatic return function
• Slave station separation function
• Error detection using the link special relay and register
• Data link status verification
• OFF-line test (hardware test, line test)
• Abnormal temperature detection
• Watchdog timer error (WDT) detection
Number of boards that can be
loaded
Maximum of 4
2
Loading slot IBM PC/AT compatible PC PCI bus slot
Number of slots occupied 1 slot
Internal voltage consumption
(5 V DC)
0.4 A
Weight 0.16 kg
1: Ver.1.10-compatible CC-Link dedicated cables, CC-Link dedicated cables (Ver.1.00) and CC-Link
dedicated high-performance cables cannot be used together. If used together, correct data transmission
will not be guaranteed. Also attach the terminating resister which matches the kind of the cable. (Refer to
section 5.4)
2: This indicates the total number of A80BDE-J61BT11 and A80BDE-J61BT13 boards.