VOLTMAX ELECTRIC BOILER Installation and Operation Manual
(
Revised March 2019)
, Page
34.
be opened and thus the electric boiler (
) is
allowed to operate and the auxiliary boiler is
deactivated.
When an electrical signal is absent (contact open
at
Bi-E
) and a request is present at the terminals
of
W1
or
W2
, the contact will close at the terminal
of
AUX
, in order to operate the boiler Auxiliary (
) and not the electric boiler.
If the electric boiler is turned off (lock out), the
contact on the AUX contactor will close to
authorize operation of the auxiliary boiler.
Manual
Manual mode is used to manually select the
operating mode of the system (Electrical or
Auxiliary).
Details of the variables in this mode are
presented in
Section 4.9.3
LIMIT SETTING
Configuring the boiler operating limits
Use this menu to adjust the permissible operating
boiler limits for various parameters.
This menu’s configuration options are presented
in detail in
Section 4.11
.
ALARM
Alarm Mode Configuration
When an alarm is active, it will be displayed on
the main display as a symbol.
An alarm is active
The boiler is in lock mode
HL
The high limit temperature has been
reached
LL
Low limit (Lack of capacity)
P
Pressure problem alarm
A
Electrical problem alarm
F
Flow problem alarm
Se
Sensor problem alarm
The internal clock battery level is low
A summary of active alarms is also available in
the
Boiler status
menu.
Section 6 - Troubleshooting
details alarm
codes and settings specific to this menu.
An alarm report is available under the
Alarm log
menu. Information about date, time and alarm
code is available in this menu. The internal clock
must be adjusted beforehand so that the alarm
registers correctly.
Details about this menu’s operation are available
in
Section 4.10
COMMUNICATION
The boiler controler can be connected by an
ethernet connexion port or by RS485
(BACnet SMTP). The boilers web portal can
be accessed by different means. It is then
possible to modify parameters from distance
on this web portal and to visualize the
functioning status of the boiler.
