NT31C-ST143-EV3 Omron, NT31C-ST143-EV3 Datasheet - Page 125

• Manufacturer Part Number: NT31C-ST143-EV3
• Description: 5.7 8-Color Dsp,STN,Ivory,Eng
• Manufacturer: Omron

Specifications of NT31C-ST143-EV3

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Connecting to the Host’s RS-422A/485 Port
108
The NT link (1:1) method cannot be used using RS-485. To use the NT link
(1:1) method, connect by RS-422A.
NT link connection using RS-422A/485 is not possible with CPM1.
Settings at the Host
The setting methods for each type of Unit are described in the following.
PLC Setup
When connecting to the CVM1/CV-series CPU Unit by the NT link (1:1)
method, no particular settings are required at the PLC Setup.
Setting the Front Switches
Connecting to a C-series C200HX/HG/HE(-Z)E or CQM1H
PLC Setup Area Settings
Write the PLC Setup area (data memory) settings directly from a Program-
ming Device (e.g. CX-Programmer) in accordance with the host model.
*1
*2
For details on operations relating to the PLC Setup area, refer to the manual
for the PLC you are using.
Setting the DIP Switches on a C200HX/HG/HE(-Z)E Communications
Board
Set the switches on a C200HX/HG/HE(-Z)E Communications Board as fol-
lows.
Switch 1:
Switch 2:
I/O port selector switch
Port 2 of CQM1H
Port A of C200HX/HG/HE(-Z)E
• Connecting to a CVM1/CV-series (-EV@) CPU Units
RS-422A port of the Communications Board
RS-422A port of the Serial Communications Board
RS-232C
RS-422A
• CV500-CPU01-EV1/CV1000-CPU01-EV1/CV2000-CPU01-EV1
• CVM1-CPU01-EV2/CVM1-CPU11-EV2/CVM1-CPU21-EV2
Host Model
ON (terminator ON = terminating resistance enabled)
4
*2
(4-wire = RS-422A)
*1
DM6555
DM6550
Word #
• Host link communications method selection
• Communications type setting (DIP SW3)
• Terminator setting (DIP SW6)
(selector switch)
Set this to RS-422A.
Set this switch to ON.
(for communications by NT link)
Set this switch to ON.
(Set terminator ON.)
4000
4000
Setting
Use NT link (1:1)
Setting Contents
Section 5-2