Hitachi RAS-(4-12)HRNM(2)(E) - Outdoor Units IVX and es Series; Available Ports

6 Optional functions
162
SMGB0064 rev.0 - 08/2011
6.1 Outdoor units IVX and ES series
The system has eight input and ve output signals that are programmed in the PCB of the outdoor unit using connectors
CN1 and CN2 for the input signals and CN7 for the output signal.
Connectors CN1 and CN2 have two and one ports respectively to congure three input options out of the eight options the
system has.
Input connector CN1 has two ports to congure two input options out of the ve options the system has.
The system has ten optional functions that are programmed in the PCB of the outdoor unit.
6.1.1 Available ports
The system has the following input and output ports.
Content
Setting of the port in the PCB
of the indoor unit
Remarks Outlet
Inputs
i1
1-2 of CN1
Contact
i2
2-3 of CN1 Contact
i3
1-2 of CN2 Contact
Outputs
o1
1-2 of CN7 DC 12V
o2
1-3 of CN7 DC 12V
Connection:
The system has the following connections.
Input connections
Indication Connections
i1
CN1
i2
CN1
i3
CN2