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3 SPECIFICATION
MELSEC-QnA
(2) Remote input (RX) and remote output (RY)
(a) Master station
Remote I/O station/remote device station/
local station
1
Master station
• Input status from remote I/O station, remote device station (RX) and
local station (RY) are stored.
• Two words are used per station.
RX F to RX 0
RX 1F to RX 10
RX 2F to RX 20
RX 3F to RX 30
RX 4F to RX 40
RX 5F to RX 50
RX 6F to RX 60
RX 7D to RX 70
RX 8F to RX 80
RX 9F to RX 90
RX AF to RX A0
RX BF to RX B0
RX CF to RX C0
RX DF to RX D0
RX EF to RX E0
RX FD to RX F0
RX10F to RX100
RX11F to RX110
RX7CF to RX7C0
RX7DF to RX7D0
RX7EF to RX7E0
RX7FF to RX7F0
E0
H
E1H
E2H
E3H
E4H
E5H
E6H
E7H
E8H
E9H
EAH
EB
H
ECH
ED
H
EEH
EF
H
F0
H
F1
H
F2H
15BH
15CH
15DH
15EH
15FH
Remote input (RX)
Address
Master station
For station No.1
For station No.2
For station No.3
For station No.4
For station No.5
For station No.6
For station No.7
For station No.8
For station No.9
For station No.63
For station No.64
to
X0F to X00
X1F to X10
RX0F to RX00
RX1F to RX10
Remote input (RX)
Remote I/O station
(station No.1: occupies 1 station)
Remote device station
(station No.2: occupies 2 stations)
to
Master station's buffer memory and station number correspondence table
Station
number
Buffer memory
address
Station
number
Buffer memory
address
Station
number
Buffer memory
address
Station
number
Buffer memory
address
Station
number
Buffer memory
address
1 E0H to E1H 14 FAH to FBH 27 114H to 115H 40 12EH to 12FH 53 148H to 149H
2 E2H to E3H 15 FCH to FDH 28 116H to 117H 41 130H to 131H 54 14AH to 14BH
3 E4H to E5H 16 FEH to FFH 29 118H to 119H 42 132H to 133H 55 14CH to 14DH
4 E6H to E7H 17 100H to 101H 30 11AH to 11BH 43 134H to 135H 56 14EH to 14FH
5 E8H to E9H 18 102H to 103H 31 11CH to 11DH 44 136H to 137H 57 150H to 151H
6 EAH to EBH 19 104H to 105H 32 11EH to 11FH 45 138H to 139H 58 152H to 153H
7 ECH to EDH 20 106H to 107H 33 120H to 121H 46 13AH to 13BH 59 154H to 155H
8 EEH to EFH 21 108H to 109H 34 122H to 123H 47 13CH to 13DH 60 156H to 157H
9 F0H to F1H 22 10AH to 10BH 35 124H to 125H 48 13EH to 13FH 61 158H to 159H
10 F2H to F3H 23 10CH to 10DH 36 126H to 127H 49 140H to 141H 62 15AH to 15BH
11 F4H to F5H 24 10EH to 10FH 37 128H to 129H 50 142H to 143H 63 15CH to 15DH
12 F6H to F7H 25 110H to 111H 38 12AH to 12BH 51 144H to 145H 64 15EH to 15FH
13 F8H to F9H 26 112H to 113H 39 12CH to 12DH 52 146H to 147H – –