NT31C-ST143B-EV3 Omron, NT31C-ST143B-EV3 Datasheet - Page 105

• Manufacturer Part Number: NT31C-ST143B-EV3
• Description: 5.7,8-color,dis,stn,black,eng
• Manufacturer: Omron

Specifications of NT31C-ST143B-EV3

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

Connecting to the Host’s RS-232C Port
Connecting an NT31/
NT31C and NT-AL001 (RS-
485)
88
13
1
The relay terminal board is not included in the figure below. Insert a relay ter-
minal board so as to achieve the wiring configuration indicated below.
For details on handling shield wires, refer to 5-2-8 Handling the Shield on RS-
422A/485 Cables on page 128.
25
14
NT31/NT31C
RS-232C/
422A/485
connector
NT31/NT31C side
(25-pin type)
Abbreviation Pin number
−
RDB (+)
RDB (+)
RSB (+)
SDA (-)
RDA (-)
RSA (-)
TRM
RS-485
FG
SD
RD
RS
CS
SG
−
−
−
−
−
−
−
−
Connector
hood
10
11
12
13
14
15
16
23
24
25
1
2
3
4
5
6
7
8
9
−
NT-AL001
Shielding wire
Next PT
Host
Pin number
6
5
4
3
1
NT-AL001 side
Abbreviation
Functional
ground
RDA
RDB
SDA
SDB
RS-422A
terminal
block
Section 5-1
5
3
1
7
4
8
2
6