Dsw5 - Hitachi YUTAKI S80 R410A Series Installation And Operation Manual

!
CAUTION
• Never turn all DSW4 DIP switch pins ON. If this happens, the software of the unit will be
removed.
• Never activate "Heater Forced OFF" and "Electric heater or boiler emergency mode" at the same
time.
• When DSW4#1 is OFF and it is not required any combination with Mirror box accessory, set
SSW1 to Local in order to operate without Remote Controller.
6.3.1.6 DSW5
Additional setting 3
◆
In the cases where the outdoor unit is installed into a location where its own outdoor ambient
temperature sensor can not give a suitable temperature measurement to the system, it is available
the 2nd outdoor ambient temperature sensor as accessory. By means of DSW5 setting, the
preferable sensor for each circuit can be selected.

DSW5

Factory setting
Outdoor unit sensor for circuits 1 and 2.
Outdoor unit sensor for circuit 1; Auxiliary sensor for circuit 2.
Auxiliary sensor for circuit 1; Outdoor unit sensor for circuit 2.
Auxiliary sensor instead of outdoor unit sensor for both circuits.
Use the maximum temperature value between Two3
(boiler / heater thermistor) and Two (water outlet thermistor) for water control
PMEN0648 rev.0 - 03/2023
RWH‑(V)NF(W)E
1 2 3 4
1 2 3 4
1 2 3 4
1 2 3 4
1 2 3 4
1 2 3
4
50
6