Mitsubishi Electronics MItsubish A Series Computer Link J71UC24 User Manual

Series HMI Connection Manual  
Mitsubishi A Series/J71UC24 Computer Link  
HMI Factory Setting:  
Baud rate: 9600, 8, ODD, 1  
Controller Station Number: 0 (Note 1)  
Control Area / Status Area: D0/D10  
Connection  
a. RS-232 (DOP-A/AE/AS, DOP-B Series)  
DOP Series  
Controller  
9 pin D-sub male (RS-232)  
RXD (2)  
TXD (3)  
GND (5)  
(3) TXD  
(2) RXD  
(5) SG  
(1) CD  
(4) DSR[DR]  
(6) DTR[ER]  
(7) CTS  
b. RS-422 (DOP-A/AE Series)  
DOP Series  
Controller  
9 pin D-sub male (RS-422)  
RXD- (1)  
RXD+ (2)  
TXD+ (3)  
SDB  
SDA  
RDA  
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f. RS-485 (DOP-AS57 Series)  
DOP Series  
Controller  
9 pin D-sub male (RS-485)  
RDA  
R+  
SDA  
RDB  
SDB  
R-  
g. RS-485 (DOP-AS35/AS38 Series)  
DOP Series  
Controller  
9 pin D-sub male (RS-485)  
R+  
T+  
R-  
RDA  
SDA  
SDB  
h. RS-485 (DOP-B Series)  
DOP Series  
Controller  
9 pin D-sub male (RS-485)  
RDA  
SDA  
RDB  
SDB  
D+ (1)  
D- (6)  
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Definition of PLC Read/Write Address  
a. Registers  
Format  
Type  
Data  
Length  
Word  
Read/Write Range  
Note  
Word No. (n)  
Input  
Output  
Link Relay  
Xn  
Yn  
Bn  
X0 – X7FF  
Y0 – X7FF  
B0 – BFFF  
M0 – M8176  
SM9000 – SM9240  
L0 – L2032  
Word  
Word  
Word  
Word  
Word  
Word  
Word  
Word  
Word  
Word  
Word  
Word  
Internal Relay  
Special Internal Relay  
Latch Relay  
Mn  
SMn  
Ln  
Annunciator  
Timer Value  
Counter Value  
Data Register  
Special Data Register  
File Register  
Link Register  
Fn  
F0 – F2032  
TNn  
CNn  
Dn  
SDn  
Rn  
TN0 – TN999  
CN0 – CN999  
D0 – D8191  
SD9000 – SD9255  
R0 – R8191  
W0 - WFFF  
Wn  
b. Contacts  
Type  
Format  
Bit No. (b)  
Xb  
Read/Write Range  
Note  
Input  
X0 – X7FF  
Output  
Yb  
Y0 – Y7FF  
Link Relay  
Bb  
B0 – BFFF  
Internal Relay  
Special Internal Relay  
Latch Relay  
Annunciator  
Timer Contact  
Timer Coil  
Mb  
SMb  
Lb  
M0 – M8191  
SM9000 – SM9255  
L0 – L2047  
F0 – F2047  
TS0 – TS999  
TC0 – TC999  
CS0 – CS999  
CC0 – CC999  
Fb  
TSb  
TCb  
CSb  
CCb  
Counter Contact  
Counter Coil  
NOTE  
1)  
a. The mode switch setting of AJ71UC24-R2 communication is 4 (Form 4), station  
number can only be 0.  
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b. The mode switch setting of AJ71UC24-R4 communication is 8 (Form 4), station  
number can be determined by switch setting X1/X10.  
After PLC communication mode switch is set, please re-activate the PLC.  
The protocol is CheckSum and PLC Mode is Form 4. For switch setting of other  
communication parameter, please refers to Mitsubishi user manual.  
2)  
Parameter is set by the programming software GX Developer, please refers to PLC user  
manual for set up instruction.  
3)  
4)  
5)  
Device address should be the multiple of 16.  
Device address should be the multiple of 16 plus 9000.  
When certain Output Relay (Y) and Special Data Relay (SM) are set as 1, PLC will stop  
function. Please RESET the PLC for re-activation.  
6)  
Though the default setting is in short communication address, this protocol supports  
both Short/ Long communication address. If only certain type of address is suitable to  
your device, address format can be changed in special parameter under the setting  
menu.  
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