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Rs-422 Cable - Mitsubishi Electric GOT2000 Series Connection Manual

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9.3.2

RS-422 cable

POINT
POINT
POINT
Differences in polarity between GOT and RKC
temperature controllers
The polarity of poles A and B in signal names is
reversed between GOT and RKC temperature
controllers.
Connect a cable according to the following
connection diagrams.
Connection diagram
(1) RS-422 connection diagram 1)
RKC temperature controller side
* 1
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
RSA
3
RSB
8
CSA
4
CSB
9
SG
5
FG
-
*1
Set the terminating resistor setting switch of the GOT main
unit to "Disable".
■ Connecting terminating resistors
*2
For details of the pin assignment, refer to the following
manual.
User's Manual of the RKC temperature controller
(2) RS-422 connection diagram 2)
RKC temperature controller side
* 1
(Modular connector)
R (A)
1
R (B)
2
SG
3
T (B)
4
T (A)
5
SG / N.C.
6
*1
For details of the pin assignment, refer to the following
manual.
User's Manual of the RKC temperature controller
* 2
(Modular connector)
T (B)
4
T (A)
5
R (B)
2
R (A)
1
SG
3
SG
6
RKC temperature controller side
* 1
(Modular connector)
R (A)
1
R (B)
2
SG
3
T (B)
4
T (A)
5
SG / N.C.
6
9. CONNECTION TO RKC TEMPERATURE CONTROLLER
(3) RS-422 connection diagram 3)
RKC temperature controller side * 1
T(A)
26
T(B)
27
R(A)
28
R(B)
29
SG
25
*1
For the terminal number of the temperature controller, refer
to the following table
PF900/901
Signal
FB400
name
FB900
HA400/401
HA900/901
SG
25
T(A)
26
T(B)
27
R(A)
28
R(B)
29
(4) RS-422 connection diagram 4)
* 1
GOT side
RKC temperature controller side
RDA
2
RDB
7
SDA
1
SDB
6
RSA
3
RSB
8
CSA
4
CSB
9
SG
5
FG
-
*1
Set the terminating resistor setting switch of the GOT main
unit to "100 OHM".
■ Connecting terminating resistors
*2
For the terminal number of the temperature controller, refer
to the following table
PF900/901
Signal
FB400
AG500
name
FB900
HA400/401
HA900/901
SG
25
25
T(A)
26
26
T(B)
27
27
R(A)
28
28
R(B)
29
29
*3
The following shows the pin assignment of the modular
connector.
Modular connector pin No.
9.3 Connection Diagram
RKC temperature controller side * 1
T(A)
T(B)
R(A)
R(B)
SG
Terminal No.
B400
AG500
MA900
(RS-422
MA901
specifications)
25
44
3/6
26
45
5
27
46
4
28
47
1
29
48
2
* 2
T(B)
T(A)
R(B)
R(A)
SG
Terminal No.
B400
MA900
*3
(RS-422
THV-A1
MA901
specifications)
44
3
3/6
45
5
5
46
4
4
47
1
1
48
2
2
SG
6
T (A)
5
T (B)
4
SG
3
R (B)
2
R (A)
1
9 - 31
9

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