12
External operation function
Program control run and Program control stop can be performed externally.
See (Fig. 4.1-3) and (Fig. 4.1-4).
• External operation input terminals
External operation comprises of the following 2 types of input.
Open collector input Contact (pulse) input
(Fig. 4.1-3)
• Program control run
Program control is performed when terminals 14 and 17 are closed.
• Program control stop
Program control stops when terminals 14 and 17 are opened.
If pattern end output is turned ON after program control ends, pattern end output stops
by opening the terminals 14 and 17.
(Fig.4.1-4)
4.2 Wiring examples
PCD-33A-R/M
(Fig.4.2-1)
14
15
16
17
14
15
16
17
Electro-
magnetic
switch
Heater
Thermocouple
Electric furnace
Alarm unit
3-phase
Alarm unit
100 to 240V AC
or 24V AC/DC
Performs program control.
Program control RUN
Standby mode
Controller status
Contact
Closed
Contact Open
Standby mode
Contact Closed
Contact Open
Stops program control.
Contact
Open
Program control STOP
Program conrol is performed
when the contact is changed
from Open to Closed.
Program conrol stops when the
contact is changed from
Closed to Open.
Caution
When using a 24V AC/DC for the
power source, do not confuse the
polarity when it is DC.
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