NT31C-ST143-EV3 Omron, NT31C-ST143-EV3 Datasheet - Page 128

• 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
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:
Setting Switches on a CQM1H Serial Communications Board
Set the switches on a CQM1H Serial Communications Board as follows.
Connecting to CS-series Serial Communications Board
Serial Communications Board with RS-422A/485 port equipped for CS-series
CPU Unit:
Setting the Front Switches
Set the switches on the Serial Communications Board as shown below.
• There are no Serial Communications Boards for the CQM1H in which port
1 is the RS-422A/485 port.
2-wire or 4-wire selector (WIRE):
Terminating resistance switch (TERM): ON (terminator ON = terminating
CS1W-SCB41(-V1) (The port 2 is an RS-422A/485 port.)
2-wire or 4-wire selector (WIRE):
Terminating resistance switch (TERM): ON (terminator ON = terminating
Serial Communications Board
(Inner Board slot 1)
ON (terminator ON = terminating resistance enabled)
4
2
(4-wire = RS-422A), or
(2-wire = RS-485)
Wire Selection Switch (WIRE)
When using RS-422A: Set to 4 (right side) for 4-wire type.
When using RS-485: Set to 2 (left side) for 2-wire type.
Terminator Switch (TERM)
Set to ON (right side)
4
2
4
2
(4-wire = RS-422A), or
(2-wire = RS-485)
(4-wire = RS-422A), or
(2-wire = RS-485)
resistance enabled)
resistance enabled)
Section 5-2
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