Optional Function; Indoor Unit; (For Rpf(I)-Fsg(E), Rpk-Fsgm(6), Rpc-Fsg1 (Before Alteration) And Rpi (8, 10Hp) Series); Remote Control On/Off Function - Hitachi RPI-0.8FSG1 Service Manual

4.

OPTIONAL FUNCTION

4.1 Indoor Unit (For RPF(I)-FSG(E), RPK-FSGM(6), RPC-FSG1 (Before Alteration)
and RPI (8, 10HP) Series)

4.1.1 Remote Control ON/OFF Function

This function provides a control to stop and start the system automatically from a remote place. Three
methods are available by using each signal from a building management system.
(1) Remote Control 1 (Level Signal Input)
This is an ON/OFF function from a remote place by using level signal (or ON/OFF). The basic wiring,
time chart are shown below.
Indoor Unit PCB
CN4
3
2
3P Connector
Signal to 2 & 3 of CN4
NOTES:
1. Picking up signal within 10 seconds after power supply is turned ON is not available due to initializing of
components.
Do not change the signal (RUN/STOP) in this period.
2. Remote Control Switch is required for this function.
NOTE:
When the unit is started by the remote ON/OFF switch,
the fan speed is subject to the mode memorized in
the remote control switch.
X1
3
2
Wiring Diagram Example of Remote Control 1
SS3: Remote Control ON/OFF
SS3
X1
Control Circuit
OPTIONAL FUNCTION

(4.1 Indoor Unit)

Power
Source
4-1