Schedule Control Function; External Input/Output Function - Hitachi PC-ARF Technical Catalogue

5 Centralised remote controls
PSC-A16RS

5.4.4.4 Schedule control function

The centralised ON/OFF controller, connecting to the control timer, can control the running schedule of "RUN/STOP"
operation three times a day for a week.
The "RUN/STOP" operation is controlled simultaneously, and the schedule control for each group is not available.

5.4.4.5 External input/output function

The centralised ON/OFF controller has two input / output function shown as below:
Mode
Input 1
Input 2
Input 3
Output 1
Output 2
For Emergency Stoppage Input
For Simultaneous Operation/Stoppage Input
The input function is set by the dip switch (SW19) as follows:
1 Simultaneous Operation/Stoppage
This function is for operating/stopping all the indoor units of the group, which is set by the centralised ON/OFF controller,
by the external contact signal.
2 Simultaneous Operation
This function is for operating all the indoor units of the group simultaneously, which is set by the centralised ON/OFF
controller, by the external pulse signal.
3 Simultaneous Stoppage
This function is for stopping all the indoor units of the group simultaneously, which is set by the centralised ON/OFF con-
troller, by the external pulse signal.
4 Transmission Function of Emergency Stop Signal
This function is for stopping all the air conditioners connected to the centralised ON/OFF controller by the external emer-
gency stop signal.
* When other centralised controller is used together, even in the state of emergency stop, the RUN/STOP operation by
other central controllers is available.
406
TCGB0106 rev.0 - 12/2014
Centralised ON/OFF Controller
Transmission cable (Provided with Control Timer)
Port
CN2 1-2 Pin
Simultaneous Operation / Stoppage (Level Signal) or Simulta-
CN4 2-3 Pin
CN4 1-2 Pin
CN6 1-3 Pin Simultaneous Operation Output (DC12V)
CN7 1-3 Pin Simultaneous Alarm Output (DC12V)
Back of Centralised ON/OFF Controller
For control timer
Control timer
Setting
Emergency Stop
neous Operation (Pulse Signal)
Simultaneous Stoppage
(Pulse Signal)
For Simultaneous Operation Output
For Simultaneous Alarm Output