34
Connection to a PC by the Host Link (RS-422A Type)
Section 2-5
2-5-4
Connector Specifications and Wiring for Each Unit
The combination of pin numbers to which the connecting wires are connected dif-
fers according to the connector specifications for each unit. Check the connector
specifications of the unit to be connected and make the wiring connections by re-
ferring to the relevant connection combination among those indicated below.
For details on making the cable, see “Making the Cable for Connection to the PC
(RS-422A Type)” (page 150)
[NT11S RS-422A terminal block specifications]
- Connected terminal block:RS-422A terminal block (M3.5 screws)
- Electrical characteristics: Conform to EIA RS-422A
- Signal direction:
Signal input and output is relative to the NT11S
Signal Name
Abbreviation
Signal Direction
Signal Name
Abbreviation
Input
Output
Send data A
SDA (SD--)
f
Send data B
SDB (SD+)
f
Recive data A
RDA (RD--)
f
Recive data B
RDB (RD+)
f
S
Connecting an NT11S to a C-series host link unit
[C-series host link connector specifications]
- Applicable host link units: C200H-LK202 (-V1)
- Electrical characteristics: Conform to EIA RS-422A
- Signal direction:
Signal input and output is relative to the host link unit.
Connector
Signal Name
Abbreviation
Signal Direction
Connector
Pin No.
Signal Name
Abbreviation
Input
Output
1
Receive data B
RDB
f
3
Signal ground
SG
--
--
5
Send data B
SDB
f
6
Receive data A
RDA
f
7
Frame ground
FG
--
--
9
Send data A
SDA
f
[Wiring connections]
Abbrevi-
ation
SDA
SDB
RDA
RDB
RS-422A
terminal
block
RS-422A
interface
Pin
number
Abbrevi-
ation
1
3
5
6
7
9
RDB
SG
SDB
RDA
FG
SDA
RS-422A cable
NT11S
PC (host link unit)
Connector cover
FG
Shielding wire
SDA SDB RDA RDB
1
5
6
9
Summary of Contents for NT11S
Page 1: ...Cat No V029 E1 2 NT11S Programmable Terminal OPERATION MANUAL ...
Page 3: ...i ...
Page 4: ...ii ...
Page 5: ...iii NT series Programmable Terminal Operation Manual Produced June 1997 ...
Page 6: ...iv ...
Page 8: ...vi ...
Page 32: ...16 ...
Page 56: ...40 ...
Page 86: ...70 ...
Page 146: ...130 ...