Connection Cable (A) For Terminal Connection Rs-232C Interface - YASKAWA YASNAC i80 Maintenance Manual

TROUBLESHOOTING BY ALARM CODES
4.2
For example, to switch from the first port to second
port:
Put the cursor on the port to switch to.
Depress the operation selection key .
1 Depressing the desired soft key writes data to the
Table 4.4 shows RS-232C voltage levels and Table 4.5
shows RS-232C interface connection cables.
86
cursor position determined above.
Table 4.4
Function
Signal Status
Logic
Table 4.5

Connection Cable (A) for Terminal Connection RS-232C Interface

NC Side (D B-9P)
Symbol Signal
FG Frame Grounding
SD Send Data
RD Receive Data
RS
Send Request
Cs
Sendable
DR Data Set Ready
SG
Signal Grounding
ER
Data Terminal Ready
RS-232C Voltage Levels
Mark Space
1
Connection
Pin No.
1
2
3
4
5
6
\
7 0
9
(Cent'd)
0
External
Equipment
Symbol
FG
SD
R D
RS
0
Cs
DR
o
SG
IO BUSY
ER