
24
Installation
Section 2-2
2-2-2
Connections
External Devices
External devices are connected to the RS-232C or RS-422A/485 port. For
interface code/timing, refer to
SECTION 4 Data Exchange with General-pur-
pose External Devices
.
RS-232C Connections
(C200H-ASC11/21/31)
Using the enclosed connector, connect all pins to match the external device
interface.
RS-232C Interface Specifications
Note
For details on connecting cables, refer to
Appendix F
Wiring RS-232C
or
RS-
422A/485 Cable Connectors
.
Pin
Symbol
Name
Direction
Comments
1
FG
Frame ground
-
2
SD
Send data
Output
3
RD
Receive data
Input
4
RTS
Request to send
Output
5
CTS
Clear to send
Input
6
-
Not used
-
Only for terminal port of
C200H-ASC31.
5V
5V output
Output
Other ports
7
DSR
Data set ready
Input
8
DTR
Data terminal ready Output
9
SG
Signal ground
-
Hood
FG
Frame ground
-
C200H-ASC11/21
C200H-ASC31
1
6
5
9
9
5
6
1
Item
Specifications
Electrical characteristics
Conform to EIA RS-232C
Synchronization
Start-stop
Baud rate
300/600/1,200/2,400/4,800/9,600/19,200/38,400 bps
(38,400 bps cannot be used for the terminal port on the ASC31.)
Transmission mode
Point-to-point (1:1)
Communications buffers
Transmit: 512 bytes; receive: 512 bytes
Flow control
RTS/CTS flow, Xon/Xoff flow control supported
Connector type
D-sub 9-pin for both ports
Applicable connector (enclosed)
Plug: XM2A-0901 or equivalent
Connector hood: XM2S-0911 or equivalent
Recommended cable
UL2464 AWG28x5P IFS-RVV-SB (UL product)
AWG28x5P IFVV-SB (non-UL product)
Fujikura Ltd.
UL2464-SB(MA) 5Px28AWG (7/0.127) (UL product)
CO-MA-VV-SB 5Px28AWG (7/0.127) (non-UL
product)
Hitachi Cable, Ltd.
Cable length
15 m max.
Содержание C200H-ASC11
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