Daikin SV1A25AJV1B - Mode 1: Monitoring Settings; Mode 2: Field Settings

17 | Configuration
Installer and user reference guide
104
SV1A25AJV1B+SV4~8A14AJV1B
VRV 5 safety valve unit
4P749917-1 – 2023.09
2 Push BS1 for more than five seconds.
Result: Mode2 is accessed:
3 Push BS2 seven times (or push BS2 until seven appears on the 7‑segment
display).
Result: Mode2 setting7 is addressed:
4 Push BS3 one time. The display shows the status of the setting (depending on
the actual field situation). In the case of [2‑7], the default value is "1", which
means the ventilated enclosure function is enabled.
Result: Mode2 setting7 is addressed and selected, return value is the current
setting situation.
5 To change the value of the setting, push BS2 until the required value appears
on the 7‑segment display.
6 Push BS3 one time to validate the change.
7 Push BS3 to start operation according to the chosen setting.
8 Push BS1 one time to quit mode2.
17.1.7 Mode 1: monitoring settings
[1-0]
Shows the remaining lifetime of the R32 sensor.
The remaining lifetime is displayed in months ranging from 0 to 120.
INFORMATION
The sensor has a lifetime of 10 years. The user interface displays error "CH-22"
6months before the end of the sensor lifetime and error "CH-23" after the end of
the sensor lifetime. For more information, see the reference guide of the user
interface and contact your dealer.
17.1.8 Mode 2: field settings
[2-0]
Setting to define if the SV unit belongs to a cluster or not.
In case the SV unit belongs to a parallel or series cluster, this setting has to be put
on "1" to enable it. See "13.4.4Ventilated enclosure"[452].
[2-0]
(a)
Description
0 (default) Cluster disabled
1 Cluster enabled
(a)
Set on ALL main PCBs (A1P and A2P) of the SV unit.
[2-1]
Setting to define the cluster number the SV unit belongs to.
In case there are multiple clusters in the system, all SV units belonging to the same
cluster need to have the same cluster number as value for this setting. SV units
belonging to different clusters need to have a different cluster number.
[2-1]
(a)
Description
0 (default)~63 Cluster number