ACCEASSORY PARTS
PI485 : PMNFP14A0(1EA)
or PMNFP14A1(1EA)
SCREW (4EA)
WIRE ASSY 2(1EA)
Others : Tie Wrap (3 EA) - Cable Tie
Clamp (1 EA)
INSTALLATION GUIDE
Installation Steps
1.
Connect CN_OUT with Outdoor Unit by
the cable (provided)
2.
Connect RS-485 BUS_A(+) and
BUS_(B)(-) with other network products
(ex. Central Controller , I-Gateway.....)
3.
In case of using Simple Central
Controller, connect VCC(+10V) and GND.
No need to connect otherwise.
4.
Select DIP Switch Configuration.
5.
Connect CN_PWR with Outdoor PCB
Power connector
6. After Power is ON, check the
Multi-V
BRACKET (1EA)
Multi-V
WIRE ASSY 1(1EA)
Multi
WIRE ASSY 3(1EA)
ACCEASSORY PARTS
Communication LED
- LED1G(Red)
• Normal : LED blinks as many as the
number of Connected Indoor
units, and then turns OFF.
This process is repeated after
every 3 minutes
• Error : Check the Indoor Unit's
address & wiring connections
- LED2G(Yellow), LED3G(Orange)
• Normal : LED blinks continuously
• Error : Check the DIP Switch setting &
wiring connections
7.
Check RS-485 Communication Status
LED:
• Normal : LED blinks when PI485
receives data from central con-
troller.
• Error : Check the wiring connections
8. Finally if all of the above steps are OK, then
tie the cables by tie wraps & clamp.
* Example about Multi V plus.
3