Design Technical Manual

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Cool/heat selection control time setting
Setting to reduce the time to switch between heating and cooling mode at the RB unit.
When the switching time is short, refrigerant noise may be heard when switching between
modes.
Always locate the RB unit is a space that will be not be e󰀨ected by refrigerant noise.
(
u
...Factory setting)
SET2-3 SET2-4 Cool/heat selection control time
u
OFF OFF 6 min.
ON OFF 3 min.
OFF ON Setting prohibited
ON ON Setting prohibited

ROTARY SWITCH SETTING
z
RB AD setting
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RB unit address switch
Sets the RB unit addresses.
Refer to "1-3. MANUAL ADDRESS SETTING METHOD" for RB unit address conversion table.
RB UNIT ADDRESS SWITCH (Factory setting RB AD x 1: 0, RB AD x 10: 0)
Rotary SW Description Remarks
RB AD x 1 RB unit address Switch 1 RB unit address (the rst digit)
RB AD x 10 RB unit address Switch 2 RB unit address (the second digit)
z
REF AD setting
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Refrigerant circuit address switch
Sets the refrigerant circuit address.
Refer to "1-3. MANUAL ADDRESS SETTING METHOD" for refrigerant circuit address
conversion table.
REFRIGERANT CIRCUIT ADDRESS SWITCH (Factory setting REF AD x 1: 0, REF AD x 10: 0)
Rotary SW Description Remarks
REF AD x 1 Refrigerant circuit address Switch 1 Refrigerant circuit address (the rst digit)
REF AD x 10 Refrigerant circuit address Switch 2 Refrigerant circuit address (the second digit)
- (07 - 127) -
FUNCTION SETTING FUNCTION SETTING