Hitachi RAS-(4-12)HNP(1)(E) - DIP Switch Setting for Twin, Triple and Quad Systems

4 Electrical wiring
112
SMGB0087 rev.0 - 12/2013
4.5.3 DIP Switch setting for twin, triple and quad systems
DipswitchofindoorPCBandoutdoorH-LINKII
The DIP switches of all the indoor and outdoor units have to be set and the impedance of the transmission circuit adapted.
• Example of the setting of the DIP switches.
A B C
D
E
F
E
G
H
F
I
J
A: Cycle number 0.
B: Cycle number 1.
C: Cycle number 2.
D: Terminal resistance.
E: Number of refrigerant cycle (setting for the tens digit).
F: Number of refrigerant cycle (setting for the last digit).
G: Outdoor units.
H: Indoor units.
I: Address of the indoor unit (setting for the tens digit).
J: Address of the indoor unit (setting for the tens digit).