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Chapter 2 Setup
■ Event Input
Communications
●
Communications
(RS-232C)
2-6
●
When the E5EZ-PRR2B □ is used with event input, terminals 12 ~ 14
should be connected.
●
Event input may be used in the following circumstances:
Contact input
Noncontact input
Non contact input polarity is shown below:
●
When the E5EZ-PRR201 □ is used for communications, terminals 12 ~ 14
should be connected.
Communication unit wiring diagram
Host
RS232 9P
RD(RXD)
2
SD(TXD)
3
ER(DTR)
4
SG
5
DR(DSR)
6
RS(RTS)
7
CS(CTS)
8
●
RS-232C connection 1:1
●
Maximum length of cable is 15m.
●
Use a sheathed twisted pair cable (at least AWG28).
12
EV1
13
EV2
14
ON: Maximum 1kΩ , OFF: Minimum 100kΩ
ON Maximum residual voltage 1.5V,
OFF: maximum current leak 0.1mA
+
12
EV1
+
13
EV2
-
14
SD
12
RD
13
RS-232C
SG
14
RS-232C
No.
SD
12
13
RD
SG
14
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