A SERVICE OF

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4-1SectionConnecting to the RS-232C Port at the Host
84
Serial Port B
Prepare the adapter cable while referring to the following diagram.
114
13 25
NT31/NT31C
FG
CS
RS
RD
SD
TRM
SG
SDA (–)
RDA (–)
RDB (+)
SDB (+)
RSB (+)
RSA (–)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
23
24
25
(25-pin type)
RS-232C
/422A/485
connector
Abbreviation
Pin number
Connector
hood
Shielding wire
RS-232C
connector
Abbreviation
Connector
hood
SD
RD
RS
CS
SG
PC (Host link unit)