RKC INSTRUMENT CB Series - Page 80

Temperature Controller MODBUS SIO Driver
GP-Pro EX Device/PLC Connection Manual
80
2E)
• 1:1 Connection
• 1:n Connection
*1 The resistance in the Display is used as the termination resistance. Set the value of the DIP Switch on the
rear of the Display as shown in the table below.
DIP Switch No. Set Value
1ON
2ON
3ON
4ON
Shield
COM.PORT1
Modular 6 Pin
External Device side
4
5
2
Signal name
T(B)
T(A)
R(B)
Pin
1 R(A)
3SG
6 Shield
Termination
resistance
Signal name
SDA
RDB
SG
ERA
SDB
ERB
CSB
RDA
CSA
Termination
resistance*1
Termination
resistance*1
Termination
resistance
Display
120Ω + 10% or less
120Ω + 10% or less
Display side
Terminal block
Shield
COM.PORT1
Modular 6 Pin
External Device side
4
5
2
Signal name
T(B)
T(A)
R(B)
Pin
1 R(A)
3SG
6 Shield
Signal name
SDA
RDB
SG
ERA
SDB
ERB
CSB
RDA
CSA
Termination
resistance*1
COM.PORT2
Modular 6 Pin
4
5
2
Signal name
T(B)
T(A)
R(B)
Pin
1 R(A)
3SG
6 Shield
Termination
resistance
Shield
COM.PORT1
Modular 6 Pin
External Device side
4
5
2
Signal name
T(B)
T(A)
R(B)
Pin
1 R(A)
3SG
6 Shield
4
5
2
Signal name
T(B)
T(A)
R(B)
Pin
1 R(A)
3SG
6 Shield
COM.PORT2
Modular 6 Pin
Termination
resistance*1
Termination
resistance
Display
120Ω + 10% or less
120Ω + 10% or less
Display side
Terminal block