APPENDIX
Appendix 5 Maximum Service Counter
The maximum service counter (SCC, RCC, SAC, RAC) is used with layer 7 (LLI).
The setting ranges for each connection type are shown below.
Connection Type : MMAC
SCC
MASTER
0 to 1
Connection Type : MSAC
SCC
MASTER
0 to 1
SLAVE
0
Connection Type : MSCY
SCC
MASTER
0
SLAVE
0
Connection Type : BRCT
SCC
MASTER
0
SLAVE
0
RCC
SAC
RAC
0 to 2
0 to 1
0 to1
RCC
SAC
RAC
0
0 to 1
0
0 to 2
0
0 to1
RCC
SAC
RAC
0
0 to 1
0
0
0
0 to1
RCC
SAC
RAC
0
0
0
0
0
0
Connection Type : MSAC_SI
SCC
MASTER
0 to 1
SLAVE
Connection Type : MSCY_SI
SCC
MASTER
SLAVE
Connection Type : MULT
SCC
MASTER
SLAVE
A-10
MELSEC-A
RCC
SAC
0
0 to 1
0
0 to 2
0 to 1
RCC
SAC
0
0
0 to 1
0
0
0 to 1
RCC
SAC
0
0
0
0
0
0
RAC
0 to 1
0 to1
RAC
0 to 1
0 to1
RAC
0
0