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3.6.2 Presence or absence of refresh information table.................................................................. 3 - 18
3.6.3 Refresh information table ....................................................................................................... 3 - 19
3.6.4 LRDP instruction receive request/receive result/work area.................................................... 3 - 22
3.6.5 LWTP instruction receive request/receive result/work area ................................................... 3 - 24
3.6.6 Special relay (for link) (M9200 to M9255)............................................................................... 3 - 26
3.6.7 Special register (for link) (D9200 to D9255) ........................................................................... 3 - 26
3.6.8 Input (X0 to X7FF) and output (Y0 to Y7FF) .......................................................................... 3 - 27
3.6.9 Link relay (B0 to BFFF) .......................................................................................................... 3 - 28
3.6.10 Link register (W0 to WFFF) .................................................................................................... 3 - 29
CHAPTER4 FUNCTIONS 4 - 1 to 4 - 11
4.1 Cyclic Transmission Function .......................................................................................................... 4 - 1
4.1.1 1 : n communication (B/W communication) .............................................................................. 4 - 1
4.1.2 1 : 1 communication (X/Y communication) ............................................................................... 4 - 5
4.2 Transient Transmission Function..................................................................................................... 4 - 6
4.3 RAS Functions................................................................................................................................. 4 - 8
4.3.1 Automatic return function.......................................................................................................... 4 - 8
4.3.2 Loopback function .................................................................................................................... 4 - 9
4.3.3 Error detection function .......................................................................................................... 4 - 11
CHAPTER5 PREPARATORY PROCEDURES BEFORE OPERATION 5 - 1 to 5 - 21
5.1 Implementation and Installation ....................................................................................................... 5 - 1
5.1.1 Handling precautions................................................................................................................ 5 - 1
5.2 Preparatory Procedures before Operation....................................................................................... 5 - 2
5.3 Part Names and Settings................................................................................................................. 5 - 3
5.4 Wiring............................................................................................................................................... 5 - 7
5.4.1 Optical fiber cable..................................................................................................................... 5 - 7
5.4.2 Coaxial cable............................................................................................................................ 5 - 9
5.4.3 Shielded twisted pair cable..................................................................................................... 5 - 11
5.5 Self-diagnostic Test ....................................................................................................................... 5 - 12
5.5.1 Self-loopback test ................................................................................................................... 5 - 13
5.5.2 Station-to-station test.............................................................................................................. 5 - 16
5.5.3 Forward loop test/reverse loop test ........................................................................................5 - 19
CHAPTER6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TIME
6 - 1 to 6 - 11
6.1 Link Data Send/Receive Processing ............................................................................................... 6 - 1
6.1.1 Send/receive processing overview ...........................................................................................6 - 1
6.1.2 Link refresh timing .................................................................................................................... 6 - 2
6.1.3 Link data handling in the case of a communication error ......................................................... 6 - 3
6.2 Transmission Delay Time ................................................................................................................ 6 - 5
6.2.1 Transmission delay time........................................................................................................... 6 - 5
6.2.2 Link refresh time ....................................................................................................................... 6 - 7
6.2.3 Link data send/receive time (Link scan) ................................................................................... 6 - 8