Factory Reset; Fail-Safe Mode Setup - Hitachi Atw-Rtu-11 Bedienungsanleitung

3.9 WI-FI and password reset
In case new password is forgotten,
perform a WiFi and password reset to
restore the default settings. Once done,
you will be able to configure again the
device.

3.10 Factory reset

Factory reset of the IOT + Cloud data
(Button 1 15 sec + Button 2 15 sec) is
required in case:
• IDU/ODU H-Link Address of Hitachi
Heating Unit has changed.
• ATW-IOT-01 device has been
connected to different IDU/ODU unit
than its original configuration.
Whenever factory reset procedure has
been done, device is ready to be linked
again to any installation as if it was a
new product out of the box.
3.11 LEDs description
◆ Green Led status (Cloud connection)
Waiting status:
ON Time
500 ms
ATW-IOT-01 is not linked to any account
and it is not connected to the cloud.
Normal operation:
ON Time
Always
ATW-IOT-01 is connected to the cloud
and running normally
EN
PMML0652 rev.1 - 04/2024
OFF Time
4 s
Device Status
OFF Time
-
Device Status
Connection Alarm:
ON Time
500 ms
Device Status
ATW-IOT-01 has lost communication
with the cloud (WI-FI lost, internet
connection lost...)
◆ Yellow Led status (Remote update)
Normal operation:
ON Time
-
Device Status
ATW-IOT-01 is connected to the cloud
and running normally

3.12 Fail-Safe Mode Setup

In case communication issues are
occurring with ATW-IOT-01 device (loss
of the connection to cloud or of HLINK
connection with the Heating unit), the
fail-safe protection of the system will let
the Heating system continue operating
with the last communicated setpoints.
OFF Time
500 ms
OFF Time
Infinite
4