Field Settings For Outdoor Unit; Function Setting - Daikin RXYQ-TA Series Service Manual

SiUS341615E

2. Field Settings for Outdoor Unit

This section shows a list of field setting items possible to set at time of initial startup. For details of DIP switch
setting, setting mode ("mode 2") and monitoring mode ("mode 1"), refer to information on one after the following
page onwards.
2.1

Function Setting

Following settings may be required to set to comply to specific application requirements.
No Setting item
1 Setting of COOL/
HEAT selection
2 Setting of low
noise operation
For detailed description about each setting, refer to "Description Field Settings (mode 2: m2) on Outdoor Unit
Main PCB" on page 145.
Note:
∗1. ABC I/P PCB kit for VRV IV.
∗2. External control adaptor for outdoor unit.
Field Settings
Contents and objective of setting
To select cooling or heating mode by one
of the following methods:
1. From 1 indoor unit remote controller
(default).
2. From the optional COOL/HEAT switch.
Optional board "BRP2A81∗1" required
in outdoor unit.
3. Multiple outdoor systems from 1 indoor
unit remote controller.
4. Multiple outdoor systems from the
optional COOL/HEAT switch. Optional
board "BRP2A81" required in 1 outdoor
unit per zone.
A. To reduce operation noise level through
reduction of the upper limit of the fan using
external input (use outdoor fan step 8 for
normal operation).
1. Level 1: upper than fan step 6.
2. Level 2: upper fan step 5 + upper limit
compressor capacity step mid level.
3. Level 3: upper fan step 5 + upper limit
compressor capacity step low level.
B. To perform automatic night-time low noise
operation.
Start time: selectable from 20:00 to 24:00
hours (step by 2 hours).
End time: selectable from 06:00 to 08:00
hours (step by 1 hour).
(Note that the set time is estimated
according to outdoor air temperature.)
Field Settings for Outdoor Unit
Overview of setting procedure
2.1: Optional COOL/HEAT switch "KRC19-
26B".
2.2: Set DIP switch DS1-1 on the outdoor
board to "OUT" (upper).
2.3: Install option "BRP2A81∗1" in outdoor
unit.
3.1: Set the system to "MASTER" or "SLAVE"
0
using mode 2- .
3.2: Set COOL/HEAT zone address mode 2-
1
.
4: Combine 2 and 3.
Use the optional board "DTA104A61∗2".
12-1
Set "mode 2" No. .
Choose level by "mode 2" No.
If required, set the "Capacity priority
setting" to "ON", by "mode 2" No.
Select required level by mode 2-22.
Select start time with mode 2-26.
Select end time with mode 2-27.
Select capacity priority setting if required
by mode 2-29-1.
25
.
29-1.
118