68
Connecting to the RS-232C Port at the Host
Section 4-1
PLC Series
Units with Built-in Host Link
Function
CPUs Connectable with Host
Link Units or Expansion Commu-
nication Board
Host Link Unit/
Commu
nication Board
Connectable to
CV500-CPU01-EV1
CV500-CPU01-EV1
CV500-LK201
CV500
CV Series
CV1000-CPU01-EV1
CV1000-CPU01-EV1
CV1000
(*1)
CV2000-CPU01-EV1
CV2000-CPU01-EV1
CV2000
CVM1 Series
(*1)
CVM1-CPU01-EV2
CVM1-CPU11–EV2
CVM1-CPU21-EV2
CVM1-CPU01-EV2
CVM1-CPU11-EV2
CVM1-CPU21–EV2
CV500–LK201
CVM1
CompoBus/S
master
control unit
SRM1-C02-V1
SRM1
*1 CPUs of CVM1/CV
-
series PCs without the suffix “
-
EV
j
” cannot be connected.
S
Settings at the host
When using the host link method, the settings shown below must be made at the
host (depending on the unit, some of these settings may not be necessary, or
settings not shown here may be necessary).
Item
Switch Setting
I/O port
RS-232C
Communications speed
Set the same speed as for the NT31/NT31C.
(*1)
Transfer code
ASCII, 7 data bits, 2 stop bits
Parity
Even
1
-
to
-
1/1
-
to
-
N
1-to-N
(*2)
Instruction level
Level 1, 2, 3
Unit #
00
*1 Set the host link communications speed at 9600 bps or 19200 bps with the
memory switch at the NT31/NT31C. For details, refer to “Setting the Host Link
Method” (page 176).
*2 The 1
-
to
-
N setting enables BCC (Block Check Character). It is not actually
possible to connect more than one NT31/NT31C in a single host link.
The setting methods for each type of unit are described in the following.
Summary of Contents for NT31 Series
Page 1: ...Cat No V043 E1 2 Programmable Terminal NT31 31C OPERATION MANUAL...
Page 2: ...iii NT31 31C Programmable Terminal Operation Manual Produced March 1999...
Page 41: ...30 Before Operating Section 1 5...
Page 75: ...64 Using a Memory Unit NT31 NT31C without V1 Section 3 6...
Page 160: ...149...
Page 174: ...163...
Page 193: ...182...
Page 211: ...200...
Page 235: ...224 c Return to the screen on which screens are specified...
Page 262: ...251...
Page 360: ...349 It is not possible to control a gloval window by touch switch operation...
Page 468: ...457 254 255 0 2 7 1 4 5 3 3 0 0 0 5 9 8 0 3...
Page 476: ...465 Special Functions Section 7 16...
Page 495: ...484 OFF...
Page 610: ...599 Commands Responses Section 9 3...
Page 630: ...619 Examples of Actual Applications of Memory Link Section 10 2...