Hitachi RAS-4FSN3E Manuel D'utilisation page 23

ELECTRICAL WIRING
10.3 SETTING OF DIP SWITCHES, ROTARY SWITCHES AND JUMPERS
10.3.1 Printed circuit board (PCB)
RAS-(4-6)FS(V)N(Y)3E
10.3.2 Setting of DIP switches, rotary switches
and jumpers

DSW1: For Test Run
Setting before shipment
?
N O T E
With the DSW1, the unit starts or stops after 10 to 20 seconds of the
switch being activated.

DSW2: Optional Function Setting
Setting before shipment
(RAS-(4-6)FS(V)N(Y)3E)
Pin Nº
1
2
3
4
5 Function Selection Setting (Selection is Set by PSW)
6 External Input/Output Selection (Selection is Set by PSW)
13 PMML0389B rev.1 - 07/2016
Setting Item
OFF (Fixed)
OFF (Fixed)
OFF (Fixed)
OFF (Fixed)

DSW3: Capacity
RAS-4FSVN3E
RAS-6FSVN3E
No setting is
required
RAS-5FSNY3E

Refrigerant Cycle Number Setting
DSW4
Setting position
(Setting for the ten digit).
RSW1
Setting position.
(Setting for the last digit).

DSW5: Transmission Setting of End Terminal
Resistance
Setting before shipment

DSW6: Other settings
Setting before shipment
Indoor units are higher than Outdoor units
(h > 20m)
Fine-tuning of Heating Capacity

JP1~6: Jumper cable
JP1 cut: Fixing Cooling Mode
JP5 cut: Alternative Defrosting
No setting is required
JP6 cut: High-Pressure Control Based on
R407C Piping
RAS-5FSVN3E
RAS-4FSNY3E
RAS-6FSNY3E